./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.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-validator-v0.8/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.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 271771768c3380f5979c29c79a53c5e282857dcb6c4c2b744d0fa4e6e2c0dd66 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 00:06:13,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 00:06:13,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 00:06:13,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 00:06:13,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 00:06:13,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 00:06:13,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 00:06:13,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 00:06:13,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 00:06:13,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 00:06:13,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 00:06:13,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 00:06:13,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 00:06:13,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 00:06:13,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 00:06:13,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 00:06:13,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 00:06:13,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 00:06:13,960 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 00:06:13,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 00:06:13,963 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 00:06:13,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 00:06:13,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 00:06:13,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 00:06:13,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 00:06:13,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 00:06:13,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 00:06:13,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 00:06:13,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 00:06:13,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 00:06:13,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 00:06:13,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 00:06:13,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 00:06:13,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 00:06:13,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 00:06:13,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 00:06:13,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 00:06:13,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 00:06:13,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 00:06:13,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 00:06:13,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 00:06:13,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 00:06:13,983 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 00:06:14,005 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 00:06:14,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 00:06:14,006 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 00:06:14,006 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 00:06:14,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 00:06:14,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 00:06:14,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 00:06:14,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 00:06:14,009 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 00:06:14,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 00:06:14,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 00:06:14,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 00:06:14,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 00:06:14,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 00:06:14,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 00:06:14,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 00:06:14,010 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 00:06:14,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 00:06:14,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 00:06:14,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 00:06:14,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 00:06:14,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:06:14,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 00:06:14,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 00:06:14,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 00:06:14,013 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 00:06:14,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 00:06:14,013 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 00:06:14,013 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 00:06:14,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 00:06:14,013 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 271771768c3380f5979c29c79a53c5e282857dcb6c4c2b744d0fa4e6e2c0dd66 [2022-07-20 00:06:14,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 00:06:14,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 00:06:14,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 00:06:14,227 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 00:06:14,227 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 00:06:14,228 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-07-20 00:06:14,285 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7431c2c1d/60a8365bdf2345649114bd9010a0849a/FLAG42ab110fa [2022-07-20 00:06:14,883 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 00:06:14,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-07-20 00:06:14,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7431c2c1d/60a8365bdf2345649114bd9010a0849a/FLAG42ab110fa [2022-07-20 00:06:15,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7431c2c1d/60a8365bdf2345649114bd9010a0849a [2022-07-20 00:06:15,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 00:06:15,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 00:06:15,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 00:06:15,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 00:06:15,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 00:06:15,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:06:15" (1/1) ... [2022-07-20 00:06:15,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@650b2cfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:15, skipping insertion in model container [2022-07-20 00:06:15,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:06:15" (1/1) ... [2022-07-20 00:06:15,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 00:06:15,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:06:16,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.cil.out.i[185985,185998] [2022-07-20 00:06:16,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:06:16,161 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 00:06:16,330 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-20 00:06:16,334 INFO L158 Benchmark]: Toolchain (without parser) took 1010.46ms. Allocated memory was 100.7MB in the beginning and 165.7MB in the end (delta: 65.0MB). Free memory was 62.6MB in the beginning and 115.8MB in the end (delta: -53.2MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2022-07-20 00:06:16,334 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 00:06:16,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1007.88ms. Allocated memory was 100.7MB in the beginning and 165.7MB in the end (delta: 65.0MB). Free memory was 62.4MB in the beginning and 115.8MB in the end (delta: -53.4MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2022-07-20 00:06:16,337 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 57.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1007.88ms. Allocated memory was 100.7MB in the beginning and 165.7MB in the end (delta: 65.0MB). Free memory was 62.4MB in the beginning and 115.8MB in the end (delta: -53.4MB). Peak memory consumption was 42.0MB. 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-validator-v0.8/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.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 271771768c3380f5979c29c79a53c5e282857dcb6c4c2b744d0fa4e6e2c0dd66 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 00:06:17,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 00:06:17,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 00:06:17,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 00:06:17,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 00:06:17,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 00:06:17,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 00:06:17,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 00:06:17,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 00:06:17,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 00:06:17,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 00:06:17,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 00:06:17,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 00:06:17,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 00:06:17,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 00:06:17,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 00:06:17,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 00:06:17,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 00:06:17,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 00:06:17,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 00:06:17,853 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 00:06:17,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 00:06:17,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 00:06:17,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 00:06:17,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 00:06:17,861 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 00:06:17,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 00:06:17,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 00:06:17,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 00:06:17,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 00:06:17,864 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 00:06:17,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 00:06:17,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 00:06:17,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 00:06:17,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 00:06:17,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 00:06:17,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 00:06:17,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 00:06:17,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 00:06:17,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 00:06:17,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 00:06:17,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 00:06:17,869 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 00:06:17,893 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 00:06:17,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 00:06:17,894 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 00:06:17,894 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 00:06:17,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 00:06:17,895 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 00:06:17,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 00:06:17,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 00:06:17,896 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 00:06:17,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 00:06:17,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 00:06:17,897 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 00:06:17,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 00:06:17,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 00:06:17,897 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 00:06:17,898 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 00:06:17,898 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 00:06:17,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 00:06:17,898 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 00:06:17,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 00:06:17,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 00:06:17,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 00:06:17,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 00:06:17,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:06:17,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 00:06:17,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 00:06:17,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 00:06:17,899 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 00:06:17,899 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 00:06:17,900 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 00:06:17,900 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 00:06:17,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 00:06:17,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 00:06:17,900 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 271771768c3380f5979c29c79a53c5e282857dcb6c4c2b744d0fa4e6e2c0dd66 [2022-07-20 00:06:18,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 00:06:18,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 00:06:18,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 00:06:18,140 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 00:06:18,141 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 00:06:18,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-07-20 00:06:18,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691c2282c/4543cdf5bc094c80a1da4438532d7dee/FLAGea031afc8 [2022-07-20 00:06:18,752 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 00:06:18,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-07-20 00:06:18,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691c2282c/4543cdf5bc094c80a1da4438532d7dee/FLAGea031afc8 [2022-07-20 00:06:18,960 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691c2282c/4543cdf5bc094c80a1da4438532d7dee [2022-07-20 00:06:18,962 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 00:06:18,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 00:06:18,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 00:06:18,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 00:06:18,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 00:06:18,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:06:18" (1/1) ... [2022-07-20 00:06:18,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ea4a0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:18, skipping insertion in model container [2022-07-20 00:06:18,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:06:18" (1/1) ... [2022-07-20 00:06:18,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 00:06:19,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:06:19,813 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-validator-v0.8/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.cil.out.i[185985,185998] [2022-07-20 00:06:19,830 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:06:19,862 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 00:06:19,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:06:20,076 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-validator-v0.8/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.cil.out.i[185985,185998] [2022-07-20 00:06:20,085 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:06:20,102 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 00:06:20,265 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-validator-v0.8/linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.cil.out.i[185985,185998] [2022-07-20 00:06:20,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:06:20,343 INFO L208 MainTranslator]: Completed translation [2022-07-20 00:06:20,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20 WrapperNode [2022-07-20 00:06:20,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 00:06:20,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 00:06:20,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 00:06:20,344 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 00:06:20,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20" (1/1) ... [2022-07-20 00:06:20,397 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20" (1/1) ... [2022-07-20 00:06:20,467 INFO L137 Inliner]: procedures = 173, calls = 1227, calls flagged for inlining = 70, calls inlined = 70, statements flattened = 2877 [2022-07-20 00:06:20,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 00:06:20,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 00:06:20,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 00:06:20,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 00:06:20,474 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20" (1/1) ... [2022-07-20 00:06:20,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20" (1/1) ... [2022-07-20 00:06:20,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20" (1/1) ... [2022-07-20 00:06:20,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20" (1/1) ... [2022-07-20 00:06:20,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20" (1/1) ... [2022-07-20 00:06:20,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20" (1/1) ... [2022-07-20 00:06:20,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20" (1/1) ... [2022-07-20 00:06:20,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 00:06:20,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 00:06:20,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 00:06:20,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 00:06:20,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20" (1/1) ... [2022-07-20 00:06:20,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:06:20,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 00:06:20,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 00:06:20,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 00:06:20,702 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_radio_text [2022-07-20 00:06:20,703 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_radio_text [2022-07-20 00:06:20,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 00:06:20,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 00:06:20,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 00:06:20,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 00:06:20,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 00:06:20,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 00:06:20,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 00:06:20,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 00:06:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 00:06:20,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 00:06:20,705 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2022-07-20 00:06:20,705 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2022-07-20 00:06:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_wait_stc [2022-07-20 00:06:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_wait_stc [2022-07-20 00:06:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_usecs [2022-07-20 00:06:20,706 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_usecs [2022-07-20 00:06:20,706 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_mute [2022-07-20 00:06:20,712 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_mute [2022-07-20 00:06:20,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 00:06:20,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 00:06:20,713 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-07-20 00:06:20,713 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-07-20 00:06:20,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 00:06:20,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 00:06:20,713 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_power_state [2022-07-20 00:06:20,713 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_power_state [2022-07-20 00:06:20,713 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_choose_econtrol_action [2022-07-20 00:06:20,714 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_choose_econtrol_action [2022-07-20 00:06:20,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2022-07-20 00:06:20,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2022-07-20 00:06:20,717 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 00:06:20,717 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 00:06:20,718 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-20 00:06:20,718 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-20 00:06:20,719 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_tune [2022-07-20 00:06:20,719 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_tune [2022-07-20 00:06:20,719 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-20 00:06:20,720 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-20 00:06:20,720 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-07-20 00:06:20,720 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-07-20 00:06:20,720 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-07-20 00:06:20,720 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-07-20 00:06:20,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 00:06:20,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 00:06:20,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 00:06:20,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 00:06:20,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 00:06:20,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 00:06:20,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_strlen [2022-07-20 00:06:20,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_strlen [2022-07-20 00:06:20,723 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2022-07-20 00:06:20,723 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2022-07-20 00:06:20,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 00:06:20,723 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 00:06:20,723 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_buff [2022-07-20 00:06:20,723 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_buff [2022-07-20 00:06:20,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-20 00:06:20,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-20 00:06:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-20 00:06:20,742 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-20 00:06:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 00:06:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2022-07-20 00:06:20,742 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2022-07-20 00:06:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure validate_range [2022-07-20 00:06:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_range [2022-07-20 00:06:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_free [2022-07-20 00:06:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_free [2022-07-20 00:06:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_integers [2022-07-20 00:06:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_integers [2022-07-20 00:06:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 00:06:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 00:06:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 00:06:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 00:06:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2022-07-20 00:06:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2022-07-20 00:06:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 00:06:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 00:06:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2022-07-20 00:06:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2022-07-20 00:06:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 00:06:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-20 00:06:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-20 00:06:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_send_command [2022-07-20 00:06:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_send_command [2022-07-20 00:06:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2022-07-20 00:06:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2022-07-20 00:06:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 00:06:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2022-07-20 00:06:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2022-07-20 00:06:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_property [2022-07-20 00:06:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_property [2022-07-20 00:06:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 00:06:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-20 00:06:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-20 00:06:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 00:06:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 00:06:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 00:06:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 00:06:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 00:06:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_property [2022-07-20 00:06:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_property [2022-07-20 00:06:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-07-20 00:06:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-07-20 00:06:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_frequency [2022-07-20 00:06:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_frequency [2022-07-20 00:06:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 00:06:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2022-07-20 00:06:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2022-07-20 00:06:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 00:06:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 00:06:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-20 00:06:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-20 00:06:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-20 00:06:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-20 00:06:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 00:06:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_status [2022-07-20 00:06:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_status [2022-07-20 00:06:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2022-07-20 00:06:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2022-07-20 00:06:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_update_tune_status [2022-07-20 00:06:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_update_tune_status [2022-07-20 00:06:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_ps_name [2022-07-20 00:06:20,747 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_ps_name [2022-07-20 00:06:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_queryctrl [2022-07-20 00:06:20,747 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_queryctrl [2022-07-20 00:06:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_modulator [2022-07-20 00:06:20,747 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_modulator [2022-07-20 00:06:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-07-20 00:06:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 00:06:20,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 00:06:21,191 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 00:06:21,195 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 00:06:21,422 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 00:07:00,236 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 00:07:00,246 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 00:07:00,246 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-20 00:07:00,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:07:00 BoogieIcfgContainer [2022-07-20 00:07:00,249 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 00:07:00,251 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 00:07:00,252 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 00:07:00,254 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 00:07:00,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 12:06:18" (1/3) ... [2022-07-20 00:07:00,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@736a7960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:07:00, skipping insertion in model container [2022-07-20 00:07:00,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:06:20" (2/3) ... [2022-07-20 00:07:00,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@736a7960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:07:00, skipping insertion in model container [2022-07-20 00:07:00,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:07:00" (3/3) ... [2022-07-20 00:07:00,256 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-064368f-1-111_1a-drivers--media--radio--si4713-i2c.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-07-20 00:07:00,265 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 00:07:00,265 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 00:07:00,337 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 00:07:00,342 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@5da31566, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4db262ac [2022-07-20 00:07:00,343 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 00:07:00,350 INFO L276 IsEmpty]: Start isEmpty. Operand has 1039 states, 770 states have (on average 1.4025974025974026) internal successors, (1080), 786 states have internal predecessors, (1080), 217 states have call successors, (217), 51 states have call predecessors, (217), 50 states have return successors, (209), 209 states have call predecessors, (209), 209 states have call successors, (209) [2022-07-20 00:07:00,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-20 00:07:00,373 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:07:00,374 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1] [2022-07-20 00:07:00,374 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:07:00,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:07:00,379 INFO L85 PathProgramCache]: Analyzing trace with hash 1529596494, now seen corresponding path program 1 times [2022-07-20 00:07:00,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:07:00,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1150418556] [2022-07-20 00:07:00,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:07:00,391 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:07:00,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:07:00,393 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:07:00,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 00:07:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:07:01,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 1224 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-20 00:07:01,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:07:01,427 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-07-20 00:07:01,427 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:07:01,427 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:07:01,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1150418556] [2022-07-20 00:07:01,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1150418556] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:07:01,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:07:01,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-20 00:07:01,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721489030] [2022-07-20 00:07:01,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:07:01,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-20 00:07:01,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:07:01,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-20 00:07:01,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-20 00:07:01,451 INFO L87 Difference]: Start difference. First operand has 1039 states, 770 states have (on average 1.4025974025974026) internal successors, (1080), 786 states have internal predecessors, (1080), 217 states have call successors, (217), 51 states have call predecessors, (217), 50 states have return successors, (209), 209 states have call predecessors, (209), 209 states have call successors, (209) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 00:07:01,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:07:01,521 INFO L93 Difference]: Finished difference Result 2074 states and 3030 transitions. [2022-07-20 00:07:01,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-20 00:07:01,525 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (10), 2 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 94 [2022-07-20 00:07:01,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:07:01,543 INFO L225 Difference]: With dead ends: 2074 [2022-07-20 00:07:01,543 INFO L226 Difference]: Without dead ends: 1022 [2022-07-20 00:07:01,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-20 00:07:01,557 INFO L413 NwaCegarLoop]: 1503 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 00:07:01,559 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1503 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 00:07:01,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1022 states. [2022-07-20 00:07:01,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1022 to 1022. [2022-07-20 00:07:01,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1022 states, 762 states have (on average 1.3910761154855642) internal successors, (1060), 769 states have internal predecessors, (1060), 209 states have call successors, (209), 50 states have call predecessors, (209), 50 states have return successors, (209), 209 states have call predecessors, (209), 209 states have call successors, (209) [2022-07-20 00:07:01,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1478 transitions. [2022-07-20 00:07:01,636 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1478 transitions. Word has length 94 [2022-07-20 00:07:01,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:07:01,637 INFO L495 AbstractCegarLoop]: Abstraction has 1022 states and 1478 transitions. [2022-07-20 00:07:01,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-20 00:07:01,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1478 transitions. [2022-07-20 00:07:01,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-20 00:07:01,642 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:07:01,642 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1] [2022-07-20 00:07:01,672 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-20 00:07:01,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:07:01,868 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:07:01,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:07:01,868 INFO L85 PathProgramCache]: Analyzing trace with hash -390287148, now seen corresponding path program 1 times [2022-07-20 00:07:01,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:07:01,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [987112418] [2022-07-20 00:07:01,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:07:01,870 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:07:01,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:07:01,871 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:07:01,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 00:07:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:07:02,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 1224 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-20 00:07:02,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:07:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-07-20 00:07:03,123 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:07:03,123 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:07:03,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [987112418] [2022-07-20 00:07:03,123 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [987112418] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:07:03,124 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:07:03,124 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-20 00:07:03,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081331051] [2022-07-20 00:07:03,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:07:03,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 00:07:03,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:07:03,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 00:07:03,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-20 00:07:03,126 INFO L87 Difference]: Start difference. First operand 1022 states and 1478 transitions. Second operand has 5 states, 4 states have (on average 12.5) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2022-07-20 00:07:03,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:07:03,358 INFO L93 Difference]: Finished difference Result 2037 states and 2949 transitions. [2022-07-20 00:07:03,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-20 00:07:03,360 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 12.5) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 94 [2022-07-20 00:07:03,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:07:03,368 INFO L225 Difference]: With dead ends: 2037 [2022-07-20 00:07:03,369 INFO L226 Difference]: Without dead ends: 1023 [2022-07-20 00:07:03,373 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-20 00:07:03,374 INFO L413 NwaCegarLoop]: 1476 mSDtfsCounter, 489 mSDsluCounter, 3826 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 5302 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-20 00:07:03,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [598 Valid, 5302 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-20 00:07:03,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1023 states. [2022-07-20 00:07:03,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1023 to 1023. [2022-07-20 00:07:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1023 states, 763 states have (on average 1.3905635648754915) internal successors, (1061), 770 states have internal predecessors, (1061), 209 states have call successors, (209), 50 states have call predecessors, (209), 50 states have return successors, (209), 209 states have call predecessors, (209), 209 states have call successors, (209) [2022-07-20 00:07:03,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 1023 states and 1479 transitions. [2022-07-20 00:07:03,435 INFO L78 Accepts]: Start accepts. Automaton has 1023 states and 1479 transitions. Word has length 94 [2022-07-20 00:07:03,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:07:03,437 INFO L495 AbstractCegarLoop]: Abstraction has 1023 states and 1479 transitions. [2022-07-20 00:07:03,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 12.5) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2022-07-20 00:07:03,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1479 transitions. [2022-07-20 00:07:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-07-20 00:07:03,444 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:07:03,444 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1] [2022-07-20 00:07:03,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 00:07:03,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:07:03,668 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:07:03,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:07:03,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1297951251, now seen corresponding path program 1 times [2022-07-20 00:07:03,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:07:03,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1311440223] [2022-07-20 00:07:03,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:07:03,670 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:07:03,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:07:03,671 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:07:03,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 00:07:04,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:07:04,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 1235 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-20 00:07:04,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:07:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-07-20 00:07:04,993 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 00:07:05,681 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-07-20 00:07:05,681 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:07:05,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1311440223] [2022-07-20 00:07:05,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1311440223] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 00:07:05,681 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-20 00:07:05,681 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2022-07-20 00:07:05,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893213051] [2022-07-20 00:07:05,682 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-20 00:07:05,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-07-20 00:07:05,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:07:05,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-07-20 00:07:05,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-07-20 00:07:05,683 INFO L87 Difference]: Start difference. First operand 1023 states and 1479 transitions. Second operand has 9 states, 7 states have (on average 8.857142857142858) internal successors, (62), 9 states have internal predecessors, (62), 4 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 4 states have call successors, (11) [2022-07-20 00:07:06,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:07:06,024 INFO L93 Difference]: Finished difference Result 2039 states and 2951 transitions. [2022-07-20 00:07:06,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 00:07:06,025 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 8.857142857142858) internal successors, (62), 9 states have internal predecessors, (62), 4 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 4 states have call successors, (11) Word has length 95 [2022-07-20 00:07:06,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:07:06,030 INFO L225 Difference]: With dead ends: 2039 [2022-07-20 00:07:06,031 INFO L226 Difference]: Without dead ends: 1024 [2022-07-20 00:07:06,036 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-07-20 00:07:06,039 INFO L413 NwaCegarLoop]: 1476 mSDtfsCounter, 490 mSDsluCounter, 6178 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 7654 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-20 00:07:06,040 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [599 Valid, 7654 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-20 00:07:06,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2022-07-20 00:07:06,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 1024. [2022-07-20 00:07:06,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1024 states, 764 states have (on average 1.3900523560209423) internal successors, (1062), 771 states have internal predecessors, (1062), 209 states have call successors, (209), 50 states have call predecessors, (209), 50 states have return successors, (209), 209 states have call predecessors, (209), 209 states have call successors, (209) [2022-07-20 00:07:06,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 1024 states and 1480 transitions. [2022-07-20 00:07:06,069 INFO L78 Accepts]: Start accepts. Automaton has 1024 states and 1480 transitions. Word has length 95 [2022-07-20 00:07:06,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:07:06,070 INFO L495 AbstractCegarLoop]: Abstraction has 1024 states and 1480 transitions. [2022-07-20 00:07:06,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 8.857142857142858) internal successors, (62), 9 states have internal predecessors, (62), 4 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 2 states have call predecessors, (11), 4 states have call successors, (11) [2022-07-20 00:07:06,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1480 transitions. [2022-07-20 00:07:06,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-07-20 00:07:06,073 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:07:06,074 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:07:06,105 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-07-20 00:07:06,278 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:07:06,279 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:07:06,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:07:06,279 INFO L85 PathProgramCache]: Analyzing trace with hash 629232628, now seen corresponding path program 2 times [2022-07-20 00:07:06,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:07:06,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1817343315] [2022-07-20 00:07:06,281 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-20 00:07:06,281 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:07:06,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:07:06,282 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:07:06,283 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-20 00:07:07,130 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-20 00:07:07,130 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-20 00:07:07,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 1130 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 00:07:07,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:07:07,254 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-07-20 00:07:07,254 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:07:07,254 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:07:07,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1817343315] [2022-07-20 00:07:07,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1817343315] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:07:07,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:07:07,254 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 00:07:07,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262724073] [2022-07-20 00:07:07,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:07:07,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 00:07:07,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:07:07,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 00:07:07,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 00:07:07,255 INFO L87 Difference]: Start difference. First operand 1024 states and 1480 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-07-20 00:07:07,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:07:07,546 INFO L93 Difference]: Finished difference Result 2487 states and 3566 transitions. [2022-07-20 00:07:07,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 00:07:07,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 96 [2022-07-20 00:07:07,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:07:07,553 INFO L225 Difference]: With dead ends: 2487 [2022-07-20 00:07:07,553 INFO L226 Difference]: Without dead ends: 1475 [2022-07-20 00:07:07,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 00:07:07,557 INFO L413 NwaCegarLoop]: 1554 mSDtfsCounter, 630 mSDsluCounter, 1441 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 2995 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-20 00:07:07,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [630 Valid, 2995 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-20 00:07:07,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1475 states. [2022-07-20 00:07:07,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1475 to 1473. [2022-07-20 00:07:07,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1473 states, 1106 states have (on average 1.3806509945750451) internal successors, (1527), 1118 states have internal predecessors, (1527), 286 states have call successors, (286), 80 states have call predecessors, (286), 80 states have return successors, (286), 285 states have call predecessors, (286), 286 states have call successors, (286) [2022-07-20 00:07:07,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1473 states and 2099 transitions. [2022-07-20 00:07:07,595 INFO L78 Accepts]: Start accepts. Automaton has 1473 states and 2099 transitions. Word has length 96 [2022-07-20 00:07:07,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:07:07,596 INFO L495 AbstractCegarLoop]: Abstraction has 1473 states and 2099 transitions. [2022-07-20 00:07:07,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-07-20 00:07:07,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2099 transitions. [2022-07-20 00:07:07,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-07-20 00:07:07,600 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:07:07,600 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 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] [2022-07-20 00:07:07,628 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-07-20 00:07:07,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:07:07,815 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:07:07,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:07:07,816 INFO L85 PathProgramCache]: Analyzing trace with hash 731292404, now seen corresponding path program 1 times [2022-07-20 00:07:07,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:07:07,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [958427770] [2022-07-20 00:07:07,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:07:07,817 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:07:07,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:07:07,818 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:07:07,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-20 00:07:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:07:08,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 1613 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-20 00:07:09,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:07:09,350 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 294 proven. 3 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2022-07-20 00:07:09,351 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 00:07:10,540 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2022-07-20 00:07:10,541 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:07:10,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [958427770] [2022-07-20 00:07:10,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [958427770] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 00:07:10,541 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-20 00:07:10,541 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2022-07-20 00:07:10,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846538005] [2022-07-20 00:07:10,541 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-20 00:07:10,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-20 00:07:10,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:07:10,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-20 00:07:10,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-07-20 00:07:10,542 INFO L87 Difference]: Start difference. First operand 1473 states and 2099 transitions. Second operand has 11 states, 9 states have (on average 10.555555555555555) internal successors, (95), 11 states have internal predecessors, (95), 4 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (27), 2 states have call predecessors, (27), 4 states have call successors, (27) [2022-07-20 00:07:10,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:07:10,988 INFO L93 Difference]: Finished difference Result 2936 states and 4188 transitions. [2022-07-20 00:07:10,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-20 00:07:10,989 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 10.555555555555555) internal successors, (95), 11 states have internal predecessors, (95), 4 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (27), 2 states have call predecessors, (27), 4 states have call successors, (27) Word has length 224 [2022-07-20 00:07:10,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:07:10,995 INFO L225 Difference]: With dead ends: 2936 [2022-07-20 00:07:10,995 INFO L226 Difference]: Without dead ends: 1475 [2022-07-20 00:07:11,000 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 437 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2022-07-20 00:07:11,001 INFO L413 NwaCegarLoop]: 1476 mSDtfsCounter, 491 mSDsluCounter, 7652 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 9128 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-20 00:07:11,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [600 Valid, 9128 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-20 00:07:11,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1475 states. [2022-07-20 00:07:11,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1475 to 1475. [2022-07-20 00:07:11,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1475 states, 1108 states have (on average 1.3799638989169676) internal successors, (1529), 1120 states have internal predecessors, (1529), 286 states have call successors, (286), 80 states have call predecessors, (286), 80 states have return successors, (286), 285 states have call predecessors, (286), 286 states have call successors, (286) [2022-07-20 00:07:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1475 states and 2101 transitions. [2022-07-20 00:07:11,037 INFO L78 Accepts]: Start accepts. Automaton has 1475 states and 2101 transitions. Word has length 224 [2022-07-20 00:07:11,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:07:11,037 INFO L495 AbstractCegarLoop]: Abstraction has 1475 states and 2101 transitions. [2022-07-20 00:07:11,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 10.555555555555555) internal successors, (95), 11 states have internal predecessors, (95), 4 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (27), 2 states have call predecessors, (27), 4 states have call successors, (27) [2022-07-20 00:07:11,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2101 transitions. [2022-07-20 00:07:11,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-07-20 00:07:11,042 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:07:11,042 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:07:11,081 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-20 00:07:11,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:07:11,260 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:07:11,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:07:11,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1262573005, now seen corresponding path program 2 times [2022-07-20 00:07:11,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:07:11,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [169957533] [2022-07-20 00:07:11,261 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-20 00:07:11,261 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:07:11,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:07:11,262 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:07:11,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-20 00:07:18,750 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-20 00:07:18,750 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-20 00:07:18,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 1098 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-20 00:07:18,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:07:18,869 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-07-20 00:07:21,053 WARN L855 $PredicateComparison]: unable to prove that (exists ((v_ldv_init_zalloc_~p~2.base_BEFORE_CALL_1 (_ BitVec 64))) (= ((as const (Array (_ BitVec 64) (_ BitVec 8))) (_ bv0 8)) (select |c_#memory_int| v_ldv_init_zalloc_~p~2.base_BEFORE_CALL_1))) is different from true [2022-07-20 00:07:21,569 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2022-07-20 00:07:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2022-07-20 00:07:21,682 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:07:21,682 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:07:21,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [169957533] [2022-07-20 00:07:21,682 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [169957533] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:07:21,682 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:07:21,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-20 00:07:21,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130666374] [2022-07-20 00:07:21,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:07:21,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-20 00:07:21,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:07:21,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-20 00:07:21,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=58, Unknown=1, NotChecked=14, Total=90 [2022-07-20 00:07:21,683 INFO L87 Difference]: Start difference. First operand 1475 states and 2101 transitions. Second operand has 10 states, 10 states have (on average 8.2) internal successors, (82), 8 states have internal predecessors, (82), 3 states have call successors, (18), 3 states have call predecessors, (18), 5 states have return successors, (17), 5 states have call predecessors, (17), 3 states have call successors, (17) [2022-07-20 00:07:23,767 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:25,782 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:27,800 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:29,814 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:31,829 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:33,838 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:37,863 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:39,167 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:42,049 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:44,052 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:46,056 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:48,063 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:50,077 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:52,089 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:53,711 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:55,114 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:07:58,346 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:10,498 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:12,400 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:13,602 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:15,744 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:17,833 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:19,903 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:21,973 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:24,013 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:26,057 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:29,968 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:31,028 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:32,269 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:33,304 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:38,354 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:39,981 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:42,000 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:43,653 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:45,121 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:47,146 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:48,620 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:08:51,824 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:15,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:17,114 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:19,134 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:21,155 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:22,807 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:26,341 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:27,477 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:28,984 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:31,211 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:33,372 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:34,669 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:37,469 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:39,488 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:41,515 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:43,525 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:45,545 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:47,572 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:51,245 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:52,617 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:54,537 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:56,546 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:58,757 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:09:59,950 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:02,526 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:15,059 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:17,099 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:23,178 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:24,331 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:26,351 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:28,212 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:29,780 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:31,623 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:38,531 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:43,793 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:45,488 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:47,450 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:49,375 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-20 00:10:52,505 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []