./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.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-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2c36a9df364179ddc8d27c6acbee2fb959ee84241a663b80989702c8a045d9c9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 23:35:54,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 23:35:54,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 23:35:54,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 23:35:54,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 23:35:54,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 23:35:54,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 23:35:54,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 23:35:54,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 23:35:54,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 23:35:54,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 23:35:54,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 23:35:54,133 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 23:35:54,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 23:35:54,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 23:35:54,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 23:35:54,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 23:35:54,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 23:35:54,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 23:35:54,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 23:35:54,146 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 23:35:54,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 23:35:54,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 23:35:54,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 23:35:54,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 23:35:54,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 23:35:54,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 23:35:54,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 23:35:54,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 23:35:54,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 23:35:54,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 23:35:54,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 23:35:54,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 23:35:54,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 23:35:54,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 23:35:54,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 23:35:54,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 23:35:54,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 23:35:54,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 23:35:54,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 23:35:54,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 23:35:54,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 23:35:54,164 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 23:35:54,193 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 23:35:54,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 23:35:54,193 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 23:35:54,194 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 23:35:54,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 23:35:54,194 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 23:35:54,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 23:35:54,195 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 23:35:54,195 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 23:35:54,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 23:35:54,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 23:35:54,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 23:35:54,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 23:35:54,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 23:35:54,197 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 23:35:54,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 23:35:54,197 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 23:35:54,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 23:35:54,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 23:35:54,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 23:35:54,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 23:35:54,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:35:54,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 23:35:54,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 23:35:54,199 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 23:35:54,199 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 23:35:54,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 23:35:54,199 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 23:35:54,199 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 23:35:54,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 23:35:54,200 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c36a9df364179ddc8d27c6acbee2fb959ee84241a663b80989702c8a045d9c9 [2022-07-19 23:35:54,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 23:35:54,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 23:35:54,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 23:35:54,394 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 23:35:54,395 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 23:35:54,396 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-07-19 23:35:54,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10244311f/7c6ba29727df47b2984a63e70e9c2401/FLAG2e738b588 [2022-07-19 23:35:55,099 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 23:35:55,099 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-07-19 23:35:55,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10244311f/7c6ba29727df47b2984a63e70e9c2401/FLAG2e738b588 [2022-07-19 23:35:55,466 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10244311f/7c6ba29727df47b2984a63e70e9c2401 [2022-07-19 23:35:55,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 23:35:55,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 23:35:55,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 23:35:55,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 23:35:55,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 23:35:55,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:35:55" (1/1) ... [2022-07-19 23:35:55,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c3a7cb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:35:55, skipping insertion in model container [2022-07-19 23:35:55,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:35:55" (1/1) ... [2022-07-19 23:35:55,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 23:35:55,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:35:56,977 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[222866,222879] [2022-07-19 23:35:59,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:35:59,350 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 23:35:59,470 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[222866,222879] [2022-07-19 23:35:59,498 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.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) [2022-07-19 23:35:59,506 INFO L158 Benchmark]: Toolchain (without parser) took 4036.22ms. Allocated memory was 86.0MB in the beginning and 195.0MB in the end (delta: 109.1MB). Free memory was 46.0MB in the beginning and 98.2MB in the end (delta: -52.1MB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. [2022-07-19 23:35:59,507 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 86.0MB. Free memory was 57.2MB in the beginning and 57.2MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 23:35:59,508 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4031.89ms. Allocated memory was 86.0MB in the beginning and 195.0MB in the end (delta: 109.1MB). Free memory was 46.0MB in the beginning and 98.2MB in the end (delta: -52.1MB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. [2022-07-19 23:35:59,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 86.0MB. Free memory was 57.2MB in the beginning and 57.2MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4031.89ms. Allocated memory was 86.0MB in the beginning and 195.0MB in the end (delta: 109.1MB). Free memory was 46.0MB in the beginning and 98.2MB in the end (delta: -52.1MB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2c36a9df364179ddc8d27c6acbee2fb959ee84241a663b80989702c8a045d9c9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 23:36:00,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 23:36:00,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 23:36:00,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 23:36:00,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 23:36:00,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 23:36:00,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 23:36:00,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 23:36:00,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 23:36:00,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 23:36:00,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 23:36:00,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 23:36:00,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 23:36:00,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 23:36:00,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 23:36:00,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 23:36:00,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 23:36:00,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 23:36:00,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 23:36:00,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 23:36:00,952 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 23:36:00,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 23:36:00,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 23:36:00,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 23:36:00,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 23:36:00,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 23:36:00,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 23:36:00,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 23:36:00,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 23:36:00,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 23:36:00,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 23:36:00,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 23:36:00,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 23:36:00,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 23:36:00,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 23:36:00,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 23:36:00,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 23:36:00,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 23:36:00,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 23:36:00,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 23:36:00,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 23:36:00,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 23:36:00,970 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-19 23:36:00,999 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 23:36:00,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 23:36:01,000 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 23:36:01,000 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 23:36:01,001 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 23:36:01,001 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 23:36:01,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 23:36:01,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 23:36:01,002 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 23:36:01,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 23:36:01,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 23:36:01,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 23:36:01,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 23:36:01,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 23:36:01,003 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-19 23:36:01,003 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-19 23:36:01,004 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-19 23:36:01,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 23:36:01,004 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 23:36:01,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 23:36:01,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 23:36:01,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 23:36:01,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 23:36:01,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:36:01,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 23:36:01,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 23:36:01,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 23:36:01,005 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-19 23:36:01,005 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-19 23:36:01,006 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 23:36:01,006 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 23:36:01,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 23:36:01,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-19 23:36:01,006 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c36a9df364179ddc8d27c6acbee2fb959ee84241a663b80989702c8a045d9c9 [2022-07-19 23:36:01,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 23:36:01,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 23:36:01,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 23:36:01,267 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 23:36:01,268 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 23:36:01,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-07-19 23:36:01,316 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f624d9df6/328df3ce71114b49912b97b39f48a2c2/FLAG4b4e6b707 [2022-07-19 23:36:02,066 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 23:36:02,067 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-07-19 23:36:02,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f624d9df6/328df3ce71114b49912b97b39f48a2c2/FLAG4b4e6b707 [2022-07-19 23:36:02,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f624d9df6/328df3ce71114b49912b97b39f48a2c2 [2022-07-19 23:36:02,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 23:36:02,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 23:36:02,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 23:36:02,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 23:36:02,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 23:36:02,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:36:02" (1/1) ... [2022-07-19 23:36:02,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ff94eaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:02, skipping insertion in model container [2022-07-19 23:36:02,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 11:36:02" (1/1) ... [2022-07-19 23:36:02,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 23:36:02,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:36:03,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[222866,222879] [2022-07-19 23:36:06,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:36:06,160 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-19 23:36:06,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 23:36:06,342 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[222866,222879] [2022-07-19 23:36:06,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:36:06,643 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 23:36:06,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i[222866,222879] [2022-07-19 23:36:07,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 23:36:07,395 INFO L208 MainTranslator]: Completed translation [2022-07-19 23:36:07,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07 WrapperNode [2022-07-19 23:36:07,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 23:36:07,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 23:36:07,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 23:36:07,397 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 23:36:07,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07" (1/1) ... [2022-07-19 23:36:07,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07" (1/1) ... [2022-07-19 23:36:07,788 INFO L137 Inliner]: procedures = 611, calls = 7256, calls flagged for inlining = 272, calls inlined = 259, statements flattened = 14388 [2022-07-19 23:36:07,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 23:36:07,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 23:36:07,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 23:36:07,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 23:36:07,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07" (1/1) ... [2022-07-19 23:36:07,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07" (1/1) ... [2022-07-19 23:36:07,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07" (1/1) ... [2022-07-19 23:36:07,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07" (1/1) ... [2022-07-19 23:36:08,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07" (1/1) ... [2022-07-19 23:36:08,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07" (1/1) ... [2022-07-19 23:36:08,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07" (1/1) ... [2022-07-19 23:36:08,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 23:36:08,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 23:36:08,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 23:36:08,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 23:36:08,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07" (1/1) ... [2022-07-19 23:36:08,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 23:36:08,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 23:36:08,194 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) [2022-07-19 23:36:08,205 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 [2022-07-19 23:36:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-19 23:36:08,223 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-19 23:36:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-19 23:36:08,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-19 23:36:08,223 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-07-19 23:36:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-07-19 23:36:08,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-07-19 23:36:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-19 23:36:08,224 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-19 23:36:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-19 23:36:08,224 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-19 23:36:08,224 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-07-19 23:36:08,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-07-19 23:36:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-19 23:36:08,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-19 23:36:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-07-19 23:36:08,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-07-19 23:36:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-07-19 23:36:08,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-07-19 23:36:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-07-19 23:36:08,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-07-19 23:36:08,225 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-19 23:36:08,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-19 23:36:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-07-19 23:36:08,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-07-19 23:36:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-19 23:36:08,226 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-19 23:36:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-07-19 23:36:08,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-07-19 23:36:08,226 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-07-19 23:36:08,227 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-07-19 23:36:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-07-19 23:36:08,227 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-07-19 23:36:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-19 23:36:08,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-19 23:36:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-19 23:36:08,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-19 23:36:08,227 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-19 23:36:08,227 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-19 23:36:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-19 23:36:08,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-19 23:36:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-19 23:36:08,228 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-19 23:36:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-07-19 23:36:08,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-07-19 23:36:08,228 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_kill_vid [2022-07-19 23:36:08,228 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_kill_vid [2022-07-19 23:36:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-19 23:36:08,229 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-19 23:36:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-07-19 23:36:08,229 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-07-19 23:36:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-07-19 23:36:08,229 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-07-19 23:36:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-07-19 23:36:08,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-07-19 23:36:08,229 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2022-07-19 23:36:08,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2022-07-19 23:36:08,230 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-07-19 23:36:08,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-07-19 23:36:08,230 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-07-19 23:36:08,230 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-07-19 23:36:08,230 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-19 23:36:08,230 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-19 23:36:08,230 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-07-19 23:36:08,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-07-19 23:36:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-19 23:36:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-19 23:36:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-19 23:36:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-19 23:36:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb_14 [2022-07-19 23:36:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb_14 [2022-07-19 23:36:08,231 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-07-19 23:36:08,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-07-19 23:36:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-19 23:36:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-19 23:36:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-07-19 23:36:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-07-19 23:36:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-07-19 23:36:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-07-19 23:36:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-07-19 23:36:08,232 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-19 23:36:08,232 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-19 23:36:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-19 23:36:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-19 23:36:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 23:36:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-19 23:36:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-19 23:36:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-07-19 23:36:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-07-19 23:36:08,233 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-07-19 23:36:08,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-07-19 23:36:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-07-19 23:36:08,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-07-19 23:36:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-19 23:36:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-19 23:36:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-07-19 23:36:08,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-07-19 23:36:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-19 23:36:08,234 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-07-19 23:36:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-07-19 23:36:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-07-19 23:36:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-07-19 23:36:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-19 23:36:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-19 23:36:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-07-19 23:36:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-07-19 23:36:08,235 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-07-19 23:36:08,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-07-19 23:36:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-07-19 23:36:08,236 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-07-19 23:36:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-19 23:36:08,236 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-19 23:36:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-07-19 23:36:08,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-07-19 23:36:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-19 23:36:08,236 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-19 23:36:08,236 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-07-19 23:36:08,237 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-07-19 23:36:08,237 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-19 23:36:08,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-19 23:36:08,237 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-07-19 23:36:08,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-07-19 23:36:08,237 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-19 23:36:08,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-19 23:36:08,237 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-19 23:36:08,238 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-19 23:36:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-19 23:36:08,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-19 23:36:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-07-19 23:36:08,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-07-19 23:36:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-07-19 23:36:08,238 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-07-19 23:36:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-07-19 23:36:08,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-07-19 23:36:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-07-19 23:36:08,239 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-07-19 23:36:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-19 23:36:08,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-19 23:36:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-19 23:36:08,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-19 23:36:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-07-19 23:36:08,239 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-07-19 23:36:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-07-19 23:36:08,239 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-07-19 23:36:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-19 23:36:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-19 23:36:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-19 23:36:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-19 23:36:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-07-19 23:36:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-07-19 23:36:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-07-19 23:36:08,240 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-07-19 23:36:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-07-19 23:36:08,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-07-19 23:36:08,241 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-19 23:36:08,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-19 23:36:08,241 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-19 23:36:08,241 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-19 23:36:08,241 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-07-19 23:36:08,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-07-19 23:36:08,241 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-07-19 23:36:08,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-07-19 23:36:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-19 23:36:08,242 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-19 23:36:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-19 23:36:08,242 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-19 23:36:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2022-07-19 23:36:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-07-19 23:36:08,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-07-19 23:36:08,242 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-07-19 23:36:08,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-07-19 23:36:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-07-19 23:36:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-07-19 23:36:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-19 23:36:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-07-19 23:36:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-07-19 23:36:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-07-19 23:36:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-07-19 23:36:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-07-19 23:36:08,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-07-19 23:36:08,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 23:36:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-19 23:36:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-19 23:36:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_get_stats [2022-07-19 23:36:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_get_stats [2022-07-19 23:36:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-19 23:36:08,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-19 23:36:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 23:36:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-19 23:36:08,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-19 23:36:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-19 23:36:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-19 23:36:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-07-19 23:36:08,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-07-19 23:36:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-07-19 23:36:08,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-07-19 23:36:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_slot_reset [2022-07-19 23:36:08,245 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_slot_reset [2022-07-19 23:36:08,245 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-19 23:36:08,246 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-19 23:36:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-07-19 23:36:08,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-07-19 23:36:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-19 23:36:08,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-19 23:36:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2022-07-19 23:36:08,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2022-07-19 23:36:08,246 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-07-19 23:36:08,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-07-19 23:36:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-19 23:36:08,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-19 23:36:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-07-19 23:36:08,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-07-19 23:36:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-19 23:36:08,247 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-19 23:36:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-07-19 23:36:08,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-07-19 23:36:08,247 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-19 23:36:08,248 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-19 23:36:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-19 23:36:08,248 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-19 23:36:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-07-19 23:36:08,248 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-07-19 23:36:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-07-19 23:36:08,248 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-07-19 23:36:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-07-19 23:36:08,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-07-19 23:36:08,248 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-19 23:36:08,249 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-19 23:36:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-07-19 23:36:08,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-07-19 23:36:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-19 23:36:08,249 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-19 23:36:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-19 23:36:08,249 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-19 23:36:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-19 23:36:08,249 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_mac_address [2022-07-19 23:36:08,250 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_mac_address [2022-07-19 23:36:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 23:36:08,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 23:36:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-07-19 23:36:08,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-07-19 23:36:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-19 23:36:08,250 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-19 23:36:08,250 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-07-19 23:36:08,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-07-19 23:36:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-19 23:36:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-07-19 23:36:08,251 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-07-19 23:36:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-19 23:36:08,251 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-19 23:36:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-19 23:36:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-07-19 23:36:08,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-07-19 23:36:08,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-19 23:36:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-19 23:36:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-19 23:36:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-19 23:36:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-19 23:36:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-19 23:36:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-07-19 23:36:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-07-19 23:36:08,252 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-19 23:36:08,252 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-19 23:36:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-07-19 23:36:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-07-19 23:36:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-07-19 23:36:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-07-19 23:36:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-19 23:36:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-19 23:36:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-19 23:36:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-19 23:36:08,253 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-07-19 23:36:08,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-07-19 23:36:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-19 23:36:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-07-19 23:36:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-07-19 23:36:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-19 23:36:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-19 23:36:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-07-19 23:36:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-07-19 23:36:08,254 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-07-19 23:36:08,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-07-19 23:36:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-07-19 23:36:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-07-19 23:36:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-07-19 23:36:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-07-19 23:36:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-07-19 23:36:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-07-19 23:36:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-19 23:36:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-19 23:36:08,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-19 23:36:08,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-19 23:36:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2022-07-19 23:36:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2022-07-19 23:36:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-19 23:36:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-19 23:36:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-19 23:36:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-19 23:36:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-19 23:36:08,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-19 23:36:08,256 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-07-19 23:36:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-07-19 23:36:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-19 23:36:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-19 23:36:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-19 23:36:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-19 23:36:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-07-19 23:36:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-07-19 23:36:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-07-19 23:36:08,257 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-07-19 23:36:08,257 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-19 23:36:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-19 23:36:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-07-19 23:36:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-07-19 23:36:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-19 23:36:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-19 23:36:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-07-19 23:36:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-07-19 23:36:08,258 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-07-19 23:36:08,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-07-19 23:36:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-19 23:36:08,259 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-19 23:36:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-07-19 23:36:08,259 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-07-19 23:36:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-19 23:36:08,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-19 23:36:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_features [2022-07-19 23:36:08,259 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_features [2022-07-19 23:36:08,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 23:36:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-19 23:36:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-19 23:36:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-07-19 23:36:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-07-19 23:36:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-19 23:36:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-19 23:36:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-07-19 23:36:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-07-19 23:36:08,260 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-19 23:36:08,260 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-19 23:36:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_error_detected [2022-07-19 23:36:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_error_detected [2022-07-19 23:36:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-07-19 23:36:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-07-19 23:36:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 23:36:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-19 23:36:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-19 23:36:08,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-07-19 23:36:08,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-07-19 23:36:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-07-19 23:36:08,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-07-19 23:36:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-07-19 23:36:08,262 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-07-19 23:36:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-07-19 23:36:08,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-07-19 23:36:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-19 23:36:08,262 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-19 23:36:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-19 23:36:08,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-19 23:36:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-19 23:36:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-19 23:36:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-19 23:36:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-07-19 23:36:08,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-07-19 23:36:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-07-19 23:36:08,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-07-19 23:36:08,263 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-19 23:36:08,263 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-19 23:36:08,264 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-19 23:36:08,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-19 23:36:08,264 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-07-19 23:36:08,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-07-19 23:36:08,264 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-19 23:36:08,264 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-19 23:36:08,264 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-19 23:36:08,264 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-19 23:36:08,264 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-19 23:36:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-19 23:36:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-07-19 23:36:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-07-19 23:36:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-19 23:36:08,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-19 23:36:08,265 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-07-19 23:36:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-07-19 23:36:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-07-19 23:36:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-07-19 23:36:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-07-19 23:36:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-07-19 23:36:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2022-07-19 23:36:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2022-07-19 23:36:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-19 23:36:08,266 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-19 23:36:08,266 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-19 23:36:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-19 23:36:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-19 23:36:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-19 23:36:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-07-19 23:36:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-07-19 23:36:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-19 23:36:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-19 23:36:08,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-07-19 23:36:08,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-07-19 23:36:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-07-19 23:36:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-07-19 23:36:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-07-19 23:36:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-07-19 23:36:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-19 23:36:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-19 23:36:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-19 23:36:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-19 23:36:08,268 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-19 23:36:08,268 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-19 23:36:08,269 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-07-19 23:36:08,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-07-19 23:36:08,269 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-19 23:36:08,269 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-19 23:36:08,269 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-07-19 23:36:08,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-07-19 23:36:08,269 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_vlan_rx_add_vid [2022-07-19 23:36:08,269 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_vlan_rx_add_vid [2022-07-19 23:36:08,269 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-07-19 23:36:08,269 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-07-19 23:36:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-19 23:36:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-19 23:36:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-19 23:36:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-19 23:36:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-07-19 23:36:08,270 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-07-19 23:36:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-19 23:36:08,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-19 23:36:08,270 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_change_mtu [2022-07-19 23:36:08,271 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_change_mtu [2022-07-19 23:36:08,271 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_fix_features [2022-07-19 23:36:08,271 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_fix_features [2022-07-19 23:36:08,271 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-07-19 23:36:08,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-07-19 23:36:08,271 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-19 23:36:08,271 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-19 23:36:08,271 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-19 23:36:08,271 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-19 23:36:08,271 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-07-19 23:36:08,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-07-19 23:36:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-07-19 23:36:08,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-07-19 23:36:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-19 23:36:08,272 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-19 23:36:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-07-19 23:36:08,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-07-19 23:36:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-07-19 23:36:08,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-07-19 23:36:08,272 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-19 23:36:08,273 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-19 23:36:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-19 23:36:08,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-19 23:36:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-07-19 23:36:08,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-07-19 23:36:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-19 23:36:08,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-19 23:36:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-07-19 23:36:08,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-07-19 23:36:08,273 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-07-19 23:36:08,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-07-19 23:36:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-19 23:36:08,274 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-19 23:36:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-19 23:36:08,274 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-19 23:36:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-07-19 23:36:08,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-07-19 23:36:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-07-19 23:36:08,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-07-19 23:36:08,274 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-07-19 23:36:08,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-07-19 23:36:08,275 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-07-19 23:36:08,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-07-19 23:36:08,275 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-07-19 23:36:08,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-07-19 23:36:08,275 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-19 23:36:08,275 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-19 23:36:08,275 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-07-19 23:36:08,275 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-07-19 23:36:08,276 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-07-19 23:36:08,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-07-19 23:36:08,276 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-07-19 23:36:08,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-07-19 23:36:08,276 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-07-19 23:36:08,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-07-19 23:36:08,276 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-19 23:36:08,276 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-19 23:36:08,276 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-19 23:36:08,276 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-19 23:36:08,277 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-07-19 23:36:08,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-07-19 23:36:08,277 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-07-19 23:36:08,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-07-19 23:36:08,277 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-07-19 23:36:08,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-07-19 23:36:08,277 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-07-19 23:36:08,277 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-07-19 23:36:08,277 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-07-19 23:36:08,277 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-07-19 23:36:08,278 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-07-19 23:36:08,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-07-19 23:36:09,509 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 23:36:09,513 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 23:36:09,619 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-19 23:39:11,533 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 23:39:11,552 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 23:39:11,553 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-19 23:39:11,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:39:11 BoogieIcfgContainer [2022-07-19 23:39:11,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 23:39:11,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 23:39:11,559 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 23:39:11,561 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 23:39:11,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 11:36:02" (1/3) ... [2022-07-19 23:39:11,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ad1abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:39:11, skipping insertion in model container [2022-07-19 23:39:11,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 11:36:07" (2/3) ... [2022-07-19 23:39:11,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67ad1abb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 11:39:11, skipping insertion in model container [2022-07-19 23:39:11,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 11:39:11" (3/3) ... [2022-07-19 23:39:11,563 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--qlogic--qlge--qlge.ko-entry_point.cil.out.i [2022-07-19 23:39:11,572 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 23:39:11,573 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 23:39:11,654 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 23:39:11,658 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@39cf8462, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3789e7bb [2022-07-19 23:39:11,658 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 23:39:11,672 INFO L276 IsEmpty]: Start isEmpty. Operand has 4909 states, 3479 states have (on average 1.3779821787870077) internal successors, (4794), 3552 states have internal predecessors, (4794), 1196 states have call successors, (1196), 233 states have call predecessors, (1196), 232 states have return successors, (1186), 1171 states have call predecessors, (1186), 1186 states have call successors, (1186) [2022-07-19 23:39:11,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-07-19 23:39:11,684 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:39:11,685 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:39:11,685 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:39:11,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:39:11,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1818411351, now seen corresponding path program 1 times [2022-07-19 23:39:11,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:39:11,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1006252499] [2022-07-19 23:39:11,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:39:11,705 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:39:11,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:39:11,707 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) [2022-07-19 23:39:11,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-19 23:39:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:39:14,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 4522 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-19 23:39:14,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:39:14,616 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-07-19 23:39:14,616 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:39:14,617 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:39:14,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1006252499] [2022-07-19 23:39:14,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1006252499] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:39:14,617 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:39:14,617 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-19 23:39:14,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296779640] [2022-07-19 23:39:14,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:39:14,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-19 23:39:14,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:39:14,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-19 23:39:14,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-19 23:39:14,660 INFO L87 Difference]: Start difference. First operand has 4909 states, 3479 states have (on average 1.3779821787870077) internal successors, (4794), 3552 states have internal predecessors, (4794), 1196 states have call successors, (1196), 233 states have call predecessors, (1196), 232 states have return successors, (1186), 1171 states have call predecessors, (1186), 1186 states have call successors, (1186) Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-19 23:39:16,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:39:16,058 INFO L93 Difference]: Finished difference Result 9816 states and 14598 transitions. [2022-07-19 23:39:16,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-19 23:39:16,060 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 76 [2022-07-19 23:39:16,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:39:16,106 INFO L225 Difference]: With dead ends: 9816 [2022-07-19 23:39:16,106 INFO L226 Difference]: Without dead ends: 4885 [2022-07-19 23:39:16,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:39:16,141 INFO L413 NwaCegarLoop]: 7160 mSDtfsCounter, 2 mSDsluCounter, 14280 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 21440 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-19 23:39:16,142 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 21440 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-19 23:39:16,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4885 states. [2022-07-19 23:39:16,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4885 to 4885. [2022-07-19 23:39:16,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4885 states, 3466 states have (on average 1.3716099249855742) internal successors, (4754), 3528 states have internal predecessors, (4754), 1186 states have call successors, (1186), 232 states have call predecessors, (1186), 232 states have return successors, (1189), 1170 states have call predecessors, (1189), 1185 states have call successors, (1189) [2022-07-19 23:39:16,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4885 states to 4885 states and 7129 transitions. [2022-07-19 23:39:16,358 INFO L78 Accepts]: Start accepts. Automaton has 4885 states and 7129 transitions. Word has length 76 [2022-07-19 23:39:16,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:39:16,359 INFO L495 AbstractCegarLoop]: Abstraction has 4885 states and 7129 transitions. [2022-07-19 23:39:16,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-19 23:39:16,359 INFO L276 IsEmpty]: Start isEmpty. Operand 4885 states and 7129 transitions. [2022-07-19 23:39:16,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-19 23:39:16,363 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:39:16,363 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:39:16,429 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-19 23:39:16,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:39:16,583 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:39:16,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:39:16,584 INFO L85 PathProgramCache]: Analyzing trace with hash 291205027, now seen corresponding path program 1 times [2022-07-19 23:39:16,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:39:16,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2090970061] [2022-07-19 23:39:16,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:39:16,588 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:39:16,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:39:16,596 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) [2022-07-19 23:39:16,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-19 23:39:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:39:19,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 4588 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-19 23:39:19,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:39:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2022-07-19 23:39:19,695 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 23:39:20,739 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-07-19 23:39:20,739 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:39:20,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2090970061] [2022-07-19 23:39:20,739 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2090970061] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-19 23:39:20,740 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-19 23:39:20,740 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-07-19 23:39:20,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912082332] [2022-07-19 23:39:20,740 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-19 23:39:20,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-19 23:39:20,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:39:20,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-19 23:39:20,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-19 23:39:20,742 INFO L87 Difference]: Start difference. First operand 4885 states and 7129 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-19 23:39:25,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:39:25,139 INFO L93 Difference]: Finished difference Result 9773 states and 14454 transitions. [2022-07-19 23:39:25,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-19 23:39:25,141 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 82 [2022-07-19 23:39:25,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:39:25,182 INFO L225 Difference]: With dead ends: 9773 [2022-07-19 23:39:25,182 INFO L226 Difference]: Without dead ends: 4899 [2022-07-19 23:39:25,207 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2022-07-19 23:39:25,208 INFO L413 NwaCegarLoop]: 7087 mSDtfsCounter, 16 mSDsluCounter, 14161 mSDsCounter, 0 mSdLazyCounter, 199 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 21248 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 199 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-07-19 23:39:25,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 21248 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-07-19 23:39:25,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4899 states. [2022-07-19 23:39:25,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4899 to 4899. [2022-07-19 23:39:25,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4899 states, 3478 states have (on average 1.372340425531915) internal successors, (4773), 3540 states have internal predecessors, (4773), 1186 states have call successors, (1186), 234 states have call predecessors, (1186), 234 states have return successors, (1195), 1170 states have call predecessors, (1195), 1185 states have call successors, (1195) [2022-07-19 23:39:25,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4899 states to 4899 states and 7154 transitions. [2022-07-19 23:39:25,345 INFO L78 Accepts]: Start accepts. Automaton has 4899 states and 7154 transitions. Word has length 82 [2022-07-19 23:39:25,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:39:25,346 INFO L495 AbstractCegarLoop]: Abstraction has 4899 states and 7154 transitions. [2022-07-19 23:39:25,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 2 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-19 23:39:25,346 INFO L276 IsEmpty]: Start isEmpty. Operand 4899 states and 7154 transitions. [2022-07-19 23:39:25,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-07-19 23:39:25,348 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:39:25,348 INFO L195 NwaCegarLoop]: trace histogram [16, 6, 6, 6, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:39:25,413 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-19 23:39:25,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:39:25,563 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:39:25,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:39:25,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1720531369, now seen corresponding path program 2 times [2022-07-19 23:39:25,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:39:25,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1799876070] [2022-07-19 23:39:25,568 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-19 23:39:25,568 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:39:25,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:39:25,569 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) [2022-07-19 23:39:25,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-19 23:39:27,925 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-19 23:39:27,925 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-19 23:39:28,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 4398 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-19 23:39:28,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:39:28,424 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2022-07-19 23:39:28,424 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:39:28,425 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:39:28,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1799876070] [2022-07-19 23:39:28,425 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1799876070] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:39:28,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:39:28,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 23:39:28,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646591172] [2022-07-19 23:39:28,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:39:28,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 23:39:28,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:39:28,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 23:39:28,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:39:28,427 INFO L87 Difference]: Start difference. First operand 4899 states and 7154 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-07-19 23:39:29,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:39:29,226 INFO L93 Difference]: Finished difference Result 14621 states and 21360 transitions. [2022-07-19 23:39:29,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 23:39:29,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2022-07-19 23:39:29,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:39:29,273 INFO L225 Difference]: With dead ends: 14621 [2022-07-19 23:39:29,273 INFO L226 Difference]: Without dead ends: 9744 [2022-07-19 23:39:29,291 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 23:39:29,293 INFO L413 NwaCegarLoop]: 8301 mSDtfsCounter, 7040 mSDsluCounter, 7108 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7040 SdHoareTripleChecker+Valid, 15409 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-19 23:39:29,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7040 Valid, 15409 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-19 23:39:29,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9744 states. [2022-07-19 23:39:29,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9744 to 9744. [2022-07-19 23:39:29,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9744 states, 6921 states have (on average 1.3736454269614218) internal successors, (9507), 7045 states have internal predecessors, (9507), 2354 states have call successors, (2354), 467 states have call predecessors, (2354), 468 states have return successors, (2373), 2323 states have call predecessors, (2373), 2353 states have call successors, (2373) [2022-07-19 23:39:29,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9744 states to 9744 states and 14234 transitions. [2022-07-19 23:39:29,592 INFO L78 Accepts]: Start accepts. Automaton has 9744 states and 14234 transitions. Word has length 92 [2022-07-19 23:39:29,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:39:29,593 INFO L495 AbstractCegarLoop]: Abstraction has 9744 states and 14234 transitions. [2022-07-19 23:39:29,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-07-19 23:39:29,594 INFO L276 IsEmpty]: Start isEmpty. Operand 9744 states and 14234 transitions. [2022-07-19 23:39:29,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-07-19 23:39:29,596 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:39:29,596 INFO L195 NwaCegarLoop]: trace histogram [16, 6, 6, 6, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:39:29,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-19 23:39:29,819 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:39:29,820 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:39:29,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:39:29,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1525585701, now seen corresponding path program 1 times [2022-07-19 23:39:29,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:39:29,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [839111190] [2022-07-19 23:39:29,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:39:29,825 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:39:29,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:39:29,826 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) [2022-07-19 23:39:29,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-19 23:39:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:39:33,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 4711 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-19 23:39:33,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:39:33,808 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 165 proven. 3 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-07-19 23:39:33,809 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 23:39:35,172 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 45 proven. 25 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2022-07-19 23:39:35,173 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:39:35,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [839111190] [2022-07-19 23:39:35,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [839111190] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-19 23:39:35,173 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-19 23:39:35,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-07-19 23:39:35,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177292706] [2022-07-19 23:39:35,173 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-19 23:39:35,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-19 23:39:35,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:39:35,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-19 23:39:35,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-07-19 23:39:35,174 INFO L87 Difference]: Start difference. First operand 9744 states and 14234 transitions. Second operand has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-19 23:39:41,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:39:41,632 INFO L93 Difference]: Finished difference Result 19523 states and 28890 transitions. [2022-07-19 23:39:41,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-07-19 23:39:41,634 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 95 [2022-07-19 23:39:41,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:39:41,767 INFO L225 Difference]: With dead ends: 19523 [2022-07-19 23:39:41,767 INFO L226 Difference]: Without dead ends: 9794 [2022-07-19 23:39:41,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=113, Invalid=193, Unknown=0, NotChecked=0, Total=306 [2022-07-19 23:39:41,795 INFO L413 NwaCegarLoop]: 7088 mSDtfsCounter, 38 mSDsluCounter, 21246 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 28334 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-07-19 23:39:41,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 28334 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-07-19 23:39:41,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9794 states. [2022-07-19 23:39:42,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9794 to 9792. [2022-07-19 23:39:42,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9792 states, 6964 states have (on average 1.3759333716255027) internal successors, (9582), 7088 states have internal predecessors, (9582), 2354 states have call successors, (2354), 472 states have call predecessors, (2354), 473 states have return successors, (2381), 2323 states have call predecessors, (2381), 2353 states have call successors, (2381) [2022-07-19 23:39:42,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9792 states to 9792 states and 14317 transitions. [2022-07-19 23:39:42,049 INFO L78 Accepts]: Start accepts. Automaton has 9792 states and 14317 transitions. Word has length 95 [2022-07-19 23:39:42,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:39:42,050 INFO L495 AbstractCegarLoop]: Abstraction has 9792 states and 14317 transitions. [2022-07-19 23:39:42,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.4) internal successors, (54), 10 states have internal predecessors, (54), 2 states have call successors, (12), 2 states have call predecessors, (12), 4 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-07-19 23:39:42,050 INFO L276 IsEmpty]: Start isEmpty. Operand 9792 states and 14317 transitions. [2022-07-19 23:39:42,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-07-19 23:39:42,055 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:39:42,055 INFO L195 NwaCegarLoop]: trace histogram [24, 6, 6, 6, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:39:42,119 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-19 23:39:42,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:39:42,275 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:39:42,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:39:42,276 INFO L85 PathProgramCache]: Analyzing trace with hash 125300443, now seen corresponding path program 2 times [2022-07-19 23:39:42,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:39:42,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [374181170] [2022-07-19 23:39:42,280 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-19 23:39:42,280 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:39:42,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:39:42,281 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) [2022-07-19 23:39:42,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-19 23:39:44,618 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-19 23:39:44,618 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-19 23:39:44,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 4411 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-19 23:39:44,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:39:47,360 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2022-07-19 23:39:47,360 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-19 23:39:47,360 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:39:47,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [374181170] [2022-07-19 23:39:47,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [374181170] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 23:39:47,361 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 23:39:47,361 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 23:39:47,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505300784] [2022-07-19 23:39:47,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 23:39:47,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 23:39:47,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:39:47,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 23:39:47,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-19 23:39:47,362 INFO L87 Difference]: Start difference. First operand 9792 states and 14317 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-19 23:39:49,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:39:49,017 INFO L93 Difference]: Finished difference Result 29321 states and 43031 transitions. [2022-07-19 23:39:49,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-19 23:39:49,018 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 103 [2022-07-19 23:39:49,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:39:49,105 INFO L225 Difference]: With dead ends: 29321 [2022-07-19 23:39:49,105 INFO L226 Difference]: Without dead ends: 19550 [2022-07-19 23:39:49,146 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-19 23:39:49,146 INFO L413 NwaCegarLoop]: 8728 mSDtfsCounter, 7075 mSDsluCounter, 24586 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7075 SdHoareTripleChecker+Valid, 33314 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-19 23:39:49,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7075 Valid, 33314 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-19 23:39:49,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19550 states. [2022-07-19 23:39:49,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19550 to 19540. [2022-07-19 23:39:49,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19540 states, 13896 states have (on average 1.3761514104778354) internal successors, (19123), 14144 states have internal predecessors, (19123), 4698 states have call successors, (4698), 942 states have call predecessors, (4698), 945 states have return successors, (4849), 4637 states have call predecessors, (4849), 4697 states have call successors, (4849) [2022-07-19 23:39:49,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19540 states to 19540 states and 28670 transitions. [2022-07-19 23:39:49,701 INFO L78 Accepts]: Start accepts. Automaton has 19540 states and 28670 transitions. Word has length 103 [2022-07-19 23:39:49,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:39:49,702 INFO L495 AbstractCegarLoop]: Abstraction has 19540 states and 28670 transitions. [2022-07-19 23:39:49,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-19 23:39:49,702 INFO L276 IsEmpty]: Start isEmpty. Operand 19540 states and 28670 transitions. [2022-07-19 23:39:49,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2022-07-19 23:39:49,735 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:39:49,735 INFO L195 NwaCegarLoop]: trace histogram [24, 6, 6, 6, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:39:49,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-19 23:39:49,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:39:49,956 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:39:49,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:39:49,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1295038474, now seen corresponding path program 1 times [2022-07-19 23:39:49,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:39:49,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970884639] [2022-07-19 23:39:49,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 23:39:49,961 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:39:49,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:39:49,962 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) [2022-07-19 23:39:49,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-19 23:39:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 23:39:54,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 5500 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-19 23:39:54,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-19 23:39:55,673 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 321 proven. 21 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2022-07-19 23:39:55,674 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-19 23:39:59,451 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 97 proven. 95 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2022-07-19 23:39:59,451 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-19 23:39:59,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1970884639] [2022-07-19 23:39:59,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1970884639] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-19 23:39:59,451 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-19 23:39:59,452 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2022-07-19 23:39:59,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018908660] [2022-07-19 23:39:59,452 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-19 23:39:59,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-07-19 23:39:59,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-19 23:39:59,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-07-19 23:39:59,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2022-07-19 23:39:59,453 INFO L87 Difference]: Start difference. First operand 19540 states and 28670 transitions. Second operand has 18 states, 18 states have (on average 20.555555555555557) internal successors, (370), 18 states have internal predecessors, (370), 2 states have call successors, (86), 2 states have call predecessors, (86), 4 states have return successors, (86), 2 states have call predecessors, (86), 2 states have call successors, (86) [2022-07-19 23:40:16,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 23:40:16,243 INFO L93 Difference]: Finished difference Result 39227 states and 58650 transitions. [2022-07-19 23:40:16,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-07-19 23:40:16,244 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 20.555555555555557) internal successors, (370), 18 states have internal predecessors, (370), 2 states have call successors, (86), 2 states have call predecessors, (86), 4 states have return successors, (86), 2 states have call predecessors, (86), 2 states have call successors, (86) Word has length 370 [2022-07-19 23:40:16,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 23:40:16,324 INFO L225 Difference]: With dead ends: 39227 [2022-07-19 23:40:16,325 INFO L226 Difference]: Without dead ends: 19682 [2022-07-19 23:40:16,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 752 GetRequests, 722 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=250, Invalid=742, Unknown=0, NotChecked=0, Total=992 [2022-07-19 23:40:16,389 INFO L413 NwaCegarLoop]: 7090 mSDtfsCounter, 157 mSDsluCounter, 56639 mSDsCounter, 0 mSdLazyCounter, 828 mSolverCounterSat, 446 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 63729 SdHoareTripleChecker+Invalid, 1274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 446 IncrementalHoareTripleChecker+Valid, 828 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2022-07-19 23:40:16,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 63729 Invalid, 1274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [446 Valid, 828 Invalid, 0 Unknown, 0 Unchecked, 13.3s Time] [2022-07-19 23:40:16,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19682 states. [2022-07-19 23:40:16,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19682 to 19628. [2022-07-19 23:40:16,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19628 states, 13972 states have (on average 1.3772545090180361) internal successors, (19243), 14228 states have internal predecessors, (19243), 4698 states have call successors, (4698), 946 states have call predecessors, (4698), 957 states have return successors, (4875), 4637 states have call predecessors, (4875), 4697 states have call successors, (4875) [2022-07-19 23:40:17,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19628 states to 19628 states and 28816 transitions. [2022-07-19 23:40:17,060 INFO L78 Accepts]: Start accepts. Automaton has 19628 states and 28816 transitions. Word has length 370 [2022-07-19 23:40:17,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 23:40:17,061 INFO L495 AbstractCegarLoop]: Abstraction has 19628 states and 28816 transitions. [2022-07-19 23:40:17,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 20.555555555555557) internal successors, (370), 18 states have internal predecessors, (370), 2 states have call successors, (86), 2 states have call predecessors, (86), 4 states have return successors, (86), 2 states have call predecessors, (86), 2 states have call successors, (86) [2022-07-19 23:40:17,061 INFO L276 IsEmpty]: Start isEmpty. Operand 19628 states and 28816 transitions. [2022-07-19 23:40:17,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2022-07-19 23:40:17,090 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 23:40:17,091 INFO L195 NwaCegarLoop]: trace histogram [28, 6, 6, 6, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-19 23:40:17,170 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-19 23:40:17,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-19 23:40:17,310 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 23:40:17,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 23:40:17,310 INFO L85 PathProgramCache]: Analyzing trace with hash -1935901450, now seen corresponding path program 2 times [2022-07-19 23:40:17,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-19 23:40:17,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [293085165] [2022-07-19 23:40:17,315 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-19 23:40:17,315 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-19 23:40:17,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-19 23:40:17,318 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) [2022-07-19 23:40:17,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process