./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 00:07:04,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 00:07:04,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 00:07:04,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 00:07:04,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 00:07:04,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 00:07:04,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 00:07:05,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 00:07:05,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 00:07:05,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 00:07:05,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 00:07:05,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 00:07:05,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 00:07:05,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 00:07:05,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 00:07:05,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 00:07:05,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 00:07:05,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 00:07:05,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 00:07:05,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 00:07:05,021 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 00:07:05,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 00:07:05,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 00:07:05,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 00:07:05,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 00:07:05,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 00:07:05,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 00:07:05,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 00:07:05,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 00:07:05,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 00:07:05,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 00:07:05,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 00:07:05,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 00:07:05,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 00:07:05,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 00:07:05,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 00:07:05,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 00:07:05,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 00:07:05,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 00:07:05,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 00:07:05,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 00:07:05,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 00:07:05,036 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 00:07:05,062 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 00:07:05,062 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 00:07:05,062 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 00:07:05,062 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 00:07:05,063 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 00:07:05,063 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 00:07:05,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 00:07:05,064 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 00:07:05,064 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 00:07:05,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 00:07:05,065 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 00:07:05,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 00:07:05,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 00:07:05,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 00:07:05,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 00:07:05,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 00:07:05,065 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 00:07:05,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 00:07:05,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 00:07:05,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 00:07:05,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 00:07:05,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:07:05,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 00:07:05,068 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 00:07:05,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 00:07:05,068 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 00:07:05,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 00:07:05,068 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 00:07:05,068 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 00:07:05,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 00:07:05,069 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af [2022-07-14 00:07:05,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 00:07:05,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 00:07:05,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 00:07:05,263 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 00:07:05,265 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 00:07:05,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-14 00:07:05,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3c6ccaf5/7cbf4a3c1ca149f99b63e7e494e2a962/FLAGc1d9f2843 [2022-07-14 00:07:06,075 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 00:07:06,075 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-14 00:07:06,128 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3c6ccaf5/7cbf4a3c1ca149f99b63e7e494e2a962/FLAGc1d9f2843 [2022-07-14 00:07:06,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3c6ccaf5/7cbf4a3c1ca149f99b63e7e494e2a962 [2022-07-14 00:07:06,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 00:07:06,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 00:07:06,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 00:07:06,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 00:07:06,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 00:07:06,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:07:06" (1/1) ... [2022-07-14 00:07:06,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c4974b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:06, skipping insertion in model container [2022-07-14 00:07:06,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:07:06" (1/1) ... [2022-07-14 00:07:06,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 00:07:06,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 00:07:07,470 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-14 00:07:09,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:07:09,729 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 00:07:09,813 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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-14 00:07:09,942 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:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-14 00:07:09,946 INFO L158 Benchmark]: Toolchain (without parser) took 3356.45ms. Allocated memory was 104.9MB in the beginning and 230.7MB in the end (delta: 125.8MB). Free memory was 63.7MB in the beginning and 106.0MB in the end (delta: -42.3MB). Peak memory consumption was 121.3MB. Max. memory is 16.1GB. [2022-07-14 00:07:09,947 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory was 84.9MB in the beginning and 84.9MB in the end (delta: 75.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 00:07:09,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3355.14ms. Allocated memory was 104.9MB in the beginning and 230.7MB in the end (delta: 125.8MB). Free memory was 63.4MB in the beginning and 106.0MB in the end (delta: -42.7MB). Peak memory consumption was 121.3MB. Max. memory is 16.1GB. [2022-07-14 00:07:09,948 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory was 84.9MB in the beginning and 84.9MB in the end (delta: 75.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3355.14ms. Allocated memory was 104.9MB in the beginning and 230.7MB in the end (delta: 125.8MB). Free memory was 63.4MB in the beginning and 106.0MB in the end (delta: -42.7MB). Peak memory consumption was 121.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 00:07:11,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 00:07:11,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 00:07:11,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 00:07:11,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 00:07:11,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 00:07:11,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 00:07:11,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 00:07:11,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 00:07:11,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 00:07:11,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 00:07:11,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 00:07:11,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 00:07:11,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 00:07:11,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 00:07:11,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 00:07:11,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 00:07:11,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 00:07:11,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 00:07:11,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 00:07:11,416 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 00:07:11,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 00:07:11,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 00:07:11,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 00:07:11,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 00:07:11,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 00:07:11,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 00:07:11,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 00:07:11,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 00:07:11,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 00:07:11,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 00:07:11,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 00:07:11,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 00:07:11,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 00:07:11,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 00:07:11,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 00:07:11,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 00:07:11,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 00:07:11,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 00:07:11,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 00:07:11,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 00:07:11,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 00:07:11,449 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-14 00:07:11,474 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 00:07:11,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 00:07:11,475 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 00:07:11,475 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 00:07:11,476 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 00:07:11,476 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 00:07:11,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 00:07:11,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 00:07:11,477 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 00:07:11,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 00:07:11,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 00:07:11,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 00:07:11,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 00:07:11,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 00:07:11,478 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 00:07:11,479 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 00:07:11,479 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 00:07:11,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 00:07:11,479 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 00:07:11,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 00:07:11,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 00:07:11,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 00:07:11,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 00:07:11,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:07:11,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 00:07:11,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 00:07:11,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 00:07:11,480 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 00:07:11,481 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 00:07:11,481 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 00:07:11,481 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 00:07:11,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 00:07:11,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 00:07:11,482 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af [2022-07-14 00:07:11,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 00:07:11,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 00:07:11,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 00:07:11,760 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 00:07:11,761 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 00:07:11,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-14 00:07:11,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f412e1c6/040d8888348f432486b9b9df0c8e63df/FLAGcccf0b74e [2022-07-14 00:07:12,624 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 00:07:12,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-14 00:07:12,678 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f412e1c6/040d8888348f432486b9b9df0c8e63df/FLAGcccf0b74e [2022-07-14 00:07:12,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f412e1c6/040d8888348f432486b9b9df0c8e63df [2022-07-14 00:07:12,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 00:07:12,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 00:07:12,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 00:07:12,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 00:07:12,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 00:07:12,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:07:12" (1/1) ... [2022-07-14 00:07:12,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60973003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:12, skipping insertion in model container [2022-07-14 00:07:12,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:07:12" (1/1) ... [2022-07-14 00:07:12,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 00:07:12,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 00:07:13,632 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-14 00:07:15,535 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:07:15,596 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-14 00:07:15,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 00:07:15,813 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-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-14 00:07:16,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:07:16,217 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 00:07:16,307 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-14 00:07:16,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 00:07:16,740 INFO L208 MainTranslator]: Completed translation [2022-07-14 00:07:16,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16 WrapperNode [2022-07-14 00:07:16,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 00:07:16,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 00:07:16,741 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 00:07:16,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 00:07:16,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16" (1/1) ... [2022-07-14 00:07:16,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16" (1/1) ... [2022-07-14 00:07:17,124 INFO L137 Inliner]: procedures = 360, calls = 6656, calls flagged for inlining = 165, calls inlined = 158, statements flattened = 14845 [2022-07-14 00:07:17,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 00:07:17,126 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 00:07:17,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 00:07:17,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 00:07:17,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16" (1/1) ... [2022-07-14 00:07:17,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16" (1/1) ... [2022-07-14 00:07:17,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16" (1/1) ... [2022-07-14 00:07:17,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16" (1/1) ... [2022-07-14 00:07:17,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16" (1/1) ... [2022-07-14 00:07:17,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16" (1/1) ... [2022-07-14 00:07:17,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16" (1/1) ... [2022-07-14 00:07:17,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 00:07:17,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 00:07:17,656 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 00:07:17,656 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 00:07:17,657 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16" (1/1) ... [2022-07-14 00:07:17,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 00:07:17,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 00:07:17,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 00:07:17,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 00:07:17,709 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-14 00:07:17,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-14 00:07:17,709 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-14 00:07:17,709 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-14 00:07:17,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-14 00:07:17,710 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-14 00:07:17,710 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-14 00:07:17,710 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_sw_chnl [2022-07-14 00:07:17,710 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_sw_chnl [2022-07-14 00:07:17,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-14 00:07:17,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-14 00:07:17,710 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-14 00:07:17,710 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-14 00:07:17,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 00:07:17,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-14 00:07:17,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 00:07:17,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 00:07:17,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 00:07:17,711 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-14 00:07:17,711 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-14 00:07:17,711 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-14 00:07:17,711 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-14 00:07:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-14 00:07:17,712 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-14 00:07:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 00:07:17,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 00:07:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-14 00:07:17,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-14 00:07:17,712 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-14 00:07:17,713 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-14 00:07:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-14 00:07:17,713 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-14 00:07:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-14 00:07:17,713 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-14 00:07:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-14 00:07:17,713 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-14 00:07:17,713 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-14 00:07:17,714 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-14 00:07:17,714 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-14 00:07:17,714 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-14 00:07:17,714 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-14 00:07:17,714 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-14 00:07:17,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 00:07:17,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 00:07:17,715 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-14 00:07:17,715 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-14 00:07:17,715 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-14 00:07:17,715 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-14 00:07:17,716 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-14 00:07:17,716 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-14 00:07:17,716 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-14 00:07:17,716 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-14 00:07:17,717 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-14 00:07:17,717 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-14 00:07:17,717 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-14 00:07:17,717 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-14 00:07:17,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 00:07:17,717 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 00:07:17,717 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-14 00:07:17,718 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-14 00:07:17,718 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 00:07:17,718 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 00:07:17,718 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-14 00:07:17,718 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-14 00:07:17,718 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-14 00:07:17,718 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-14 00:07:17,718 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 00:07:17,719 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 00:07:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-14 00:07:17,719 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-14 00:07:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 00:07:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-14 00:07:17,719 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-14 00:07:17,719 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-14 00:07:17,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-14 00:07:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-14 00:07:17,720 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-14 00:07:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 00:07:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-14 00:07:17,720 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-14 00:07:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-07-14 00:07:17,720 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-14 00:07:17,721 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-14 00:07:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 00:07:17,721 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 00:07:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-14 00:07:17,721 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-14 00:07:17,721 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-14 00:07:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-14 00:07:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-14 00:07:17,722 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-14 00:07:17,722 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-14 00:07:17,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-14 00:07:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-14 00:07:17,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-14 00:07:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-14 00:07:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-14 00:07:17,724 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-14 00:07:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-14 00:07:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_network_type [2022-07-14 00:07:17,724 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_network_type [2022-07-14 00:07:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-14 00:07:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 00:07:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-14 00:07:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-14 00:07:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-14 00:07:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 00:07:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-14 00:07:17,725 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-14 00:07:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-14 00:07:17,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-14 00:07:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_key [2022-07-14 00:07:17,726 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_key [2022-07-14 00:07:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-14 00:07:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-14 00:07:17,726 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-14 00:07:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-14 00:07:17,726 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-14 00:07:17,726 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-14 00:07:17,726 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-14 00:07:17,727 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-14 00:07:17,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-14 00:07:17,727 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-14 00:07:17,727 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-14 00:07:17,727 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-14 00:07:17,727 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-14 00:07:17,727 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 00:07:17,727 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 00:07:17,727 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-14 00:07:17,728 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-14 00:07:17,728 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_gpio_radio_on_off_checking [2022-07-14 00:07:17,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_gpio_radio_on_off_checking [2022-07-14 00:07:17,728 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_desc [2022-07-14 00:07:17,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_desc [2022-07-14 00:07:17,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 00:07:17,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 00:07:17,728 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-14 00:07:17,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-14 00:07:17,728 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 00:07:17,729 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 00:07:17,729 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-14 00:07:17,729 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-14 00:07:17,729 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_desc [2022-07-14 00:07:17,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_desc [2022-07-14 00:07:17,729 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-14 00:07:17,729 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-14 00:07:17,729 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-14 00:07:17,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-14 00:07:17,729 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-14 00:07:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-14 00:07:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-14 00:07:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-14 00:07:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 00:07:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 00:07:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-14 00:07:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-14 00:07:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 00:07:17,730 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 00:07:17,730 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-14 00:07:17,731 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-14 00:07:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_interrupt_recognized [2022-07-14 00:07:17,731 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_interrupt_recognized [2022-07-14 00:07:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-14 00:07:17,731 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-14 00:07:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-14 00:07:17,731 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-14 00:07:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-14 00:07:17,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-14 00:07:17,731 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-14 00:07:17,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-14 00:07:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-14 00:07:17,732 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-14 00:07:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-14 00:07:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-14 00:07:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-14 00:07:17,732 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-14 00:07:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-14 00:07:17,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-14 00:07:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-14 00:07:17,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-14 00:07:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 00:07:17,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 00:07:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-14 00:07:17,733 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-14 00:07:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-14 00:07:17,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-14 00:07:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 00:07:17,733 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-14 00:07:17,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-14 00:07:17,734 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-14 00:07:17,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-14 00:07:17,734 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-07-14 00:07:17,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-07-14 00:07:17,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 00:07:17,734 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-14 00:07:17,734 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-14 00:07:17,734 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-14 00:07:17,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-14 00:07:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-14 00:07:17,735 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-14 00:07:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-14 00:07:17,735 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-14 00:07:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 00:07:17,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 00:07:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 00:07:17,735 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-14 00:07:17,735 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-14 00:07:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 00:07:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-14 00:07:17,736 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-14 00:07:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-14 00:07:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-14 00:07:17,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-14 00:07:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-14 00:07:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-14 00:07:17,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-14 00:07:17,736 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 00:07:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 00:07:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-14 00:07:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-14 00:07:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-14 00:07:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-14 00:07:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-14 00:07:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-14 00:07:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-14 00:07:17,737 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-14 00:07:17,737 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-14 00:07:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-14 00:07:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-14 00:07:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-14 00:07:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-14 00:07:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-14 00:07:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-14 00:07:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_rx_query_desc [2022-07-14 00:07:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_rx_query_desc [2022-07-14 00:07:17,738 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-14 00:07:17,738 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-14 00:07:17,739 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_allow_all_destaddr [2022-07-14 00:07:17,739 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_allow_all_destaddr [2022-07-14 00:07:17,739 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-14 00:07:17,739 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-14 00:07:17,739 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-14 00:07:17,739 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-14 00:07:17,739 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-14 00:07:17,739 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-14 00:07:17,739 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-14 00:07:17,740 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-14 00:07:17,740 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 00:07:17,740 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 00:07:17,740 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-14 00:07:17,740 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-14 00:07:17,740 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-14 00:07:17,740 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-14 00:07:17,740 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-14 00:07:17,740 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-14 00:07:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-14 00:07:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-14 00:07:17,741 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-14 00:07:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_power_state [2022-07-14 00:07:17,741 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_power_state [2022-07-14 00:07:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2022-07-14 00:07:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 00:07:17,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 00:07:17,741 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_desc [2022-07-14 00:07:17,741 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_desc [2022-07-14 00:07:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-14 00:07:17,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-14 00:07:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-14 00:07:17,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-14 00:07:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-14 00:07:17,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-14 00:07:17,742 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-14 00:07:17,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-14 00:07:18,912 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 00:07:18,914 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 00:07:24,359 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 00:09:21,202 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 00:09:21,253 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 00:09:21,261 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2022-07-14 00:09:21,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:09:21 BoogieIcfgContainer [2022-07-14 00:09:21,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 00:09:21,276 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 00:09:21,276 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 00:09:21,279 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 00:09:21,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 12:07:12" (1/3) ... [2022-07-14 00:09:21,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b94e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:09:21, skipping insertion in model container [2022-07-14 00:09:21,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:07:16" (2/3) ... [2022-07-14 00:09:21,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b94e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 12:09:21, skipping insertion in model container [2022-07-14 00:09:21,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 12:09:21" (3/3) ... [2022-07-14 00:09:21,284 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-14 00:09:21,306 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 00:09:21,307 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 00:09:21,456 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 00:09:21,465 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@7ab2e5dc, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@70c57474 [2022-07-14 00:09:21,466 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 00:09:21,492 INFO L276 IsEmpty]: Start isEmpty. Operand has 5202 states, 3522 states have (on average 1.4179443498012494) internal successors, (4994), 3666 states have internal predecessors, (4994), 1581 states have call successors, (1581), 120 states have call predecessors, (1581), 119 states have return successors, (1576), 1504 states have call predecessors, (1576), 1576 states have call successors, (1576) [2022-07-14 00:09:21,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-07-14 00:09:21,519 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:09:21,520 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:09:21,521 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:09:21,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:09:21,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1651324075, now seen corresponding path program 1 times [2022-07-14 00:09:21,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 00:09:21,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [10104009] [2022-07-14 00:09:21,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:09:21,601 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 00:09:21,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 00:09:21,612 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 00:09:21,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-14 00:09:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:09:36,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 7552 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-14 00:09:36,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 00:09:36,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2022-07-14 00:09:36,967 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 00:09:36,967 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 00:09:36,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [10104009] [2022-07-14 00:09:36,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [10104009] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:09:36,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:09:36,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-14 00:09:36,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000567330] [2022-07-14 00:09:36,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:09:36,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-14 00:09:36,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 00:09:37,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-14 00:09:37,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-14 00:09:37,044 INFO L87 Difference]: Start difference. First operand has 5202 states, 3522 states have (on average 1.4179443498012494) internal successors, (4994), 3666 states have internal predecessors, (4994), 1581 states have call successors, (1581), 120 states have call predecessors, (1581), 119 states have return successors, (1576), 1504 states have call predecessors, (1576), 1576 states have call successors, (1576) Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-14 00:09:38,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:09:38,819 INFO L93 Difference]: Finished difference Result 7513 states and 11661 transitions. [2022-07-14 00:09:38,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 00:09:38,835 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 219 [2022-07-14 00:09:38,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:09:38,899 INFO L225 Difference]: With dead ends: 7513 [2022-07-14 00:09:38,915 INFO L226 Difference]: Without dead ends: 3213 [2022-07-14 00:09:38,968 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 00:09:38,971 INFO L413 NwaCegarLoop]: 5757 mSDtfsCounter, 2 mSDsluCounter, 11494 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 17251 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-07-14 00:09:38,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 17251 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-07-14 00:09:38,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3213 states. [2022-07-14 00:09:39,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3213 to 3213. [2022-07-14 00:09:39,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3213 states, 2261 states have (on average 1.4082264484741265) internal successors, (3184), 2312 states have internal predecessors, (3184), 855 states have call successors, (855), 96 states have call predecessors, (855), 96 states have return successors, (852), 825 states have call predecessors, (852), 850 states have call successors, (852) [2022-07-14 00:09:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 3213 states and 4891 transitions. [2022-07-14 00:09:39,384 INFO L78 Accepts]: Start accepts. Automaton has 3213 states and 4891 transitions. Word has length 219 [2022-07-14 00:09:39,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:09:39,395 INFO L495 AbstractCegarLoop]: Abstraction has 3213 states and 4891 transitions. [2022-07-14 00:09:39,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-14 00:09:39,395 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 4891 transitions. [2022-07-14 00:09:39,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-07-14 00:09:39,401 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:09:39,401 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:09:39,623 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-07-14 00:09:39,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 137 [2022-07-14 00:09:39,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 00:09:39,777 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:09:39,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:09:39,778 INFO L85 PathProgramCache]: Analyzing trace with hash -995720619, now seen corresponding path program 1 times [2022-07-14 00:09:39,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 00:09:39,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [395308508] [2022-07-14 00:09:39,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:09:39,785 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 00:09:39,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 00:09:39,786 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 00:09:39,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-14 00:09:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:09:56,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 7728 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-14 00:09:56,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 00:09:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 202 proven. 1 refuted. 0 times theorem prover too weak. 1265 trivial. 0 not checked. [2022-07-14 00:09:57,153 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-14 00:09:58,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-14 00:09:58,700 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 00:09:58,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [395308508] [2022-07-14 00:09:58,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [395308508] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-14 00:09:58,700 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-14 00:09:58,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-07-14 00:09:58,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718867517] [2022-07-14 00:09:58,701 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-14 00:09:58,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-14 00:09:58,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 00:09:58,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-14 00:09:58,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-14 00:09:58,703 INFO L87 Difference]: Start difference. First operand 3213 states and 4891 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-14 00:10:02,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:10:02,396 INFO L93 Difference]: Finished difference Result 6400 states and 9772 transitions. [2022-07-14 00:10:02,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-14 00:10:02,397 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 235 [2022-07-14 00:10:02,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:10:02,421 INFO L225 Difference]: With dead ends: 6400 [2022-07-14 00:10:02,422 INFO L226 Difference]: Without dead ends: 3227 [2022-07-14 00:10:02,437 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 462 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2022-07-14 00:10:02,439 INFO L413 NwaCegarLoop]: 4872 mSDtfsCounter, 23 mSDsluCounter, 14588 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 19460 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-07-14 00:10:02,439 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 19460 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-07-14 00:10:02,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3227 states. [2022-07-14 00:10:02,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3227 to 3227. [2022-07-14 00:10:02,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3227 states, 2273 states have (on average 1.409150901891773) internal successors, (3203), 2324 states have internal predecessors, (3203), 855 states have call successors, (855), 98 states have call predecessors, (855), 98 states have return successors, (856), 825 states have call predecessors, (856), 850 states have call successors, (856) [2022-07-14 00:10:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 3227 states and 4914 transitions. [2022-07-14 00:10:02,698 INFO L78 Accepts]: Start accepts. Automaton has 3227 states and 4914 transitions. Word has length 235 [2022-07-14 00:10:02,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:10:02,698 INFO L495 AbstractCegarLoop]: Abstraction has 3227 states and 4914 transitions. [2022-07-14 00:10:02,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-14 00:10:02,699 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 4914 transitions. [2022-07-14 00:10:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-07-14 00:10:02,701 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:10:02,701 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:10:02,922 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-14 00:10:02,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-14 00:10:02,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 00:10:02,951 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:10:02,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:10:02,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1192904513, now seen corresponding path program 2 times [2022-07-14 00:10:02,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 00:10:02,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1287539792] [2022-07-14 00:10:02,957 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-14 00:10:02,957 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 00:10:02,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 00:10:02,959 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 00:10:02,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-14 00:10:14,836 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-14 00:10:14,836 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-14 00:10:15,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 6957 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 00:10:15,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 00:10:15,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2197 trivial. 0 not checked. [2022-07-14 00:10:15,975 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 00:10:15,975 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 00:10:15,975 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1287539792] [2022-07-14 00:10:15,975 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1287539792] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:10:15,975 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:10:15,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 00:10:15,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139959211] [2022-07-14 00:10:15,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:10:15,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 00:10:15,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 00:10:15,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 00:10:15,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 00:10:15,977 INFO L87 Difference]: Start difference. First operand 3227 states and 4914 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-14 00:10:16,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:10:16,918 INFO L93 Difference]: Finished difference Result 9495 states and 14476 transitions. [2022-07-14 00:10:16,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 00:10:16,923 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 253 [2022-07-14 00:10:16,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:10:16,966 INFO L225 Difference]: With dead ends: 9495 [2022-07-14 00:10:16,966 INFO L226 Difference]: Without dead ends: 6342 [2022-07-14 00:10:16,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 00:10:16,985 INFO L413 NwaCegarLoop]: 5700 mSDtfsCounter, 4727 mSDsluCounter, 4872 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4727 SdHoareTripleChecker+Valid, 10572 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-14 00:10:16,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4727 Valid, 10572 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-14 00:10:16,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6342 states. [2022-07-14 00:10:17,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6342 to 6338. [2022-07-14 00:10:17,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6338 states, 4479 states have (on average 1.4130386246930118) internal successors, (6329), 4576 states have internal predecessors, (6329), 1665 states have call successors, (1665), 193 states have call predecessors, (1665), 193 states have return successors, (1668), 1610 states have call predecessors, (1668), 1660 states have call successors, (1668) [2022-07-14 00:10:17,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6338 states to 6338 states and 9662 transitions. [2022-07-14 00:10:17,249 INFO L78 Accepts]: Start accepts. Automaton has 6338 states and 9662 transitions. Word has length 253 [2022-07-14 00:10:17,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:10:17,251 INFO L495 AbstractCegarLoop]: Abstraction has 6338 states and 9662 transitions. [2022-07-14 00:10:17,251 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-14 00:10:17,251 INFO L276 IsEmpty]: Start isEmpty. Operand 6338 states and 9662 transitions. [2022-07-14 00:10:17,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-07-14 00:10:17,254 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:10:17,255 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:10:17,471 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-14 00:10:17,485 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-14 00:10:17,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 00:10:17,486 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:10:17,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:10:17,486 INFO L85 PathProgramCache]: Analyzing trace with hash 272883744, now seen corresponding path program 1 times [2022-07-14 00:10:17,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 00:10:17,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [830313431] [2022-07-14 00:10:17,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:10:17,493 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 00:10:17,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 00:10:17,494 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 00:10:17,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-14 00:11:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 00:11:03,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 7939 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-14 00:11:03,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 00:11:21,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2197 trivial. 0 not checked. [2022-07-14 00:11:21,323 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 00:11:21,324 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 00:11:21,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [830313431] [2022-07-14 00:11:21,324 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [830313431] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 00:11:21,324 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 00:11:21,324 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-14 00:11:21,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409168491] [2022-07-14 00:11:21,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 00:11:21,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 00:11:21,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 00:11:21,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 00:11:21,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 00:11:21,326 INFO L87 Difference]: Start difference. First operand 6338 states and 9662 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-14 00:11:21,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 00:11:21,443 INFO L93 Difference]: Finished difference Result 6340 states and 9663 transitions. [2022-07-14 00:11:21,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 00:11:21,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 256 [2022-07-14 00:11:21,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 00:11:21,476 INFO L225 Difference]: With dead ends: 6340 [2022-07-14 00:11:21,476 INFO L226 Difference]: Without dead ends: 6337 [2022-07-14 00:11:21,482 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 00:11:21,484 INFO L413 NwaCegarLoop]: 4883 mSDtfsCounter, 4760 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4760 SdHoareTripleChecker+Valid, 4883 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-14 00:11:21,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4760 Valid, 4883 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-14 00:11:21,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6337 states. [2022-07-14 00:11:21,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6337 to 6337. [2022-07-14 00:11:21,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6337 states, 4479 states have (on average 1.412815360571556) internal successors, (6328), 4575 states have internal predecessors, (6328), 1664 states have call successors, (1664), 193 states have call predecessors, (1664), 193 states have return successors, (1668), 1610 states have call predecessors, (1668), 1660 states have call successors, (1668) [2022-07-14 00:11:21,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6337 states to 6337 states and 9660 transitions. [2022-07-14 00:11:21,747 INFO L78 Accepts]: Start accepts. Automaton has 6337 states and 9660 transitions. Word has length 256 [2022-07-14 00:11:21,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 00:11:21,747 INFO L495 AbstractCegarLoop]: Abstraction has 6337 states and 9660 transitions. [2022-07-14 00:11:21,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-14 00:11:21,748 INFO L276 IsEmpty]: Start isEmpty. Operand 6337 states and 9660 transitions. [2022-07-14 00:11:21,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-07-14 00:11:21,751 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 00:11:21,753 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 00:11:21,963 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-14 00:11:21,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-14 00:11:21,996 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 00:11:21,996 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 00:11:21,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 00:11:21,996 INFO L85 PathProgramCache]: Analyzing trace with hash -134068571, now seen corresponding path program 1 times [2022-07-14 00:11:22,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 00:11:22,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [194522714] [2022-07-14 00:11:22,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 00:11:22,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 00:11:22,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 00:11:22,004 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 00:11:22,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process