./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5cb637222875578a4a5fa96925cf9060bd5dc735b183bd12c9c7f65912176d3e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:45:22,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:45:22,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:45:22,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:45:22,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:45:22,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:45:22,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:45:22,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:45:22,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:45:22,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:45:22,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:45:22,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:45:22,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:45:22,896 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:45:22,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:45:22,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:45:22,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:45:22,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:45:22,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:45:22,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:45:22,907 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:45:22,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:45:22,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:45:22,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:45:22,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:45:22,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:45:22,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:45:22,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:45:22,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:45:22,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:45:22,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:45:22,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:45:22,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:45:22,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:45:22,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:45:22,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:45:22,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:45:22,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:45:22,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:45:22,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:45:22,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:45:22,927 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:45:22,976 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:45:22,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:45:22,978 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:45:22,978 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:45:22,979 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:45:22,979 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:45:22,980 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:45:22,980 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:45:22,980 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:45:22,980 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:45:22,982 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:45:22,982 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:45:22,982 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:45:22,982 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:45:22,983 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:45:22,983 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:45:22,983 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:45:22,983 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:45:22,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:45:22,984 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:45:22,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:45:22,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:45:22,985 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:45:22,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:45:22,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:45:22,987 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:45:22,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:45:22,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:45:22,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:45:22,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:45:22,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:45:22,989 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:45:22,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:45:22,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:45:22,990 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:45:22,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:45:22,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:45:22,990 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:45:22,990 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cb637222875578a4a5fa96925cf9060bd5dc735b183bd12c9c7f65912176d3e [2022-11-19 07:45:23,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:45:23,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:45:23,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:45:23,279 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:45:23,280 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:45:23,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i [2022-11-19 07:45:23,346 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/data/6d9eada8a/c0ed2c42caff4386863722a834d49d78/FLAGdf3af290b [2022-11-19 07:45:24,564 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:45:24,564 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i [2022-11-19 07:45:24,623 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/data/6d9eada8a/c0ed2c42caff4386863722a834d49d78/FLAGdf3af290b [2022-11-19 07:45:24,867 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/data/6d9eada8a/c0ed2c42caff4386863722a834d49d78 [2022-11-19 07:45:24,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:45:24,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:45:24,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:45:24,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:45:24,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:45:24,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:24" (1/1) ... [2022-11-19 07:45:24,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d7530 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:24, skipping insertion in model container [2022-11-19 07:45:24,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:24" (1/1) ... [2022-11-19 07:45:24,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:45:25,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:45:26,762 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i[226403,226416] [2022-11-19 07:45:29,087 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CEnum cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CEnum and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @a71c158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:226) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:955) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:740) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1412) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1086) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1645) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1086) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1086) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) 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:1488) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3308) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2387) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) 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) [2022-11-19 07:45:29,093 INFO L158 Benchmark]: Toolchain (without parser) took 4218.91ms. Allocated memory was 146.8MB in the beginning and 205.5MB in the end (delta: 58.7MB). Free memory was 109.4MB in the beginning and 90.7MB in the end (delta: 18.8MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. [2022-11-19 07:45:29,093 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:45:29,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4210.22ms. Allocated memory was 146.8MB in the beginning and 205.5MB in the end (delta: 58.7MB). Free memory was 109.4MB in the beginning and 90.7MB in the end (delta: 18.8MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. [2022-11-19 07:45:29,096 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 128.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4210.22ms. Allocated memory was 146.8MB in the beginning and 205.5MB in the end (delta: 58.7MB). Free memory was 109.4MB in the beginning and 90.7MB in the end (delta: 18.8MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CEnum cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CEnum and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @a71c158) de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CEnum cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CEnum and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.container.c.CPrimitive are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @a71c158): de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:226) 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5cb637222875578a4a5fa96925cf9060bd5dc735b183bd12c9c7f65912176d3e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:45:31,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:45:31,307 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:45:31,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:45:31,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:45:31,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:45:31,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:45:31,359 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:45:31,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:45:31,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:45:31,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:45:31,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:45:31,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:45:31,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:45:31,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:45:31,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:45:31,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:45:31,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:45:31,387 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:45:31,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:45:31,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:45:31,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:45:31,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:45:31,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:45:31,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:45:31,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:45:31,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:45:31,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:45:31,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:45:31,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:45:31,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:45:31,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:45:31,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:45:31,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:45:31,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:45:31,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:45:31,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:45:31,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:45:31,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:45:31,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:45:31,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:45:31,427 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:45:31,471 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:45:31,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:45:31,473 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:45:31,473 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:45:31,475 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:45:31,475 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:45:31,475 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:45:31,475 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:45:31,476 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:45:31,476 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:45:31,477 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:45:31,478 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:45:31,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:45:31,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:45:31,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:45:31,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:45:31,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:45:31,481 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:45:31,481 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:45:31,481 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:45:31,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:45:31,482 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:45:31,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:45:31,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:45:31,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:45:31,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:45:31,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:45:31,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:45:31,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:45:31,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:45:31,484 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:45:31,485 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:45:31,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:45:31,486 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:45:31,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:45:31,486 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cb637222875578a4a5fa96925cf9060bd5dc735b183bd12c9c7f65912176d3e [2022-11-19 07:45:31,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:45:31,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:45:31,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:45:31,944 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:45:31,945 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:45:31,946 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i [2022-11-19 07:45:32,013 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/data/cb47f45a5/d5d0a3329b6c44c383ebb555c5995fe8/FLAGa93f1e5f2 [2022-11-19 07:45:33,302 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:45:33,303 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i [2022-11-19 07:45:33,384 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/data/cb47f45a5/d5d0a3329b6c44c383ebb555c5995fe8/FLAGa93f1e5f2 [2022-11-19 07:45:33,894 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/data/cb47f45a5/d5d0a3329b6c44c383ebb555c5995fe8 [2022-11-19 07:45:33,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:45:33,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:45:33,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:45:33,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:45:33,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:45:33,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:33" (1/1) ... [2022-11-19 07:45:33,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52da48e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:33, skipping insertion in model container [2022-11-19 07:45:33,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:33" (1/1) ... [2022-11-19 07:45:33,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:45:34,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:45:35,495 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i[226403,226416] [2022-11-19 07:45:40,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:45:40,403 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-19 07:45:40,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:45:40,672 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i[226403,226416] [2022-11-19 07:45:41,499 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:45:41,618 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:45:41,781 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i[226403,226416] [2022-11-19 07:45:42,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:45:42,844 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:45:42,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42 WrapperNode [2022-11-19 07:45:42,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:45:42,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:45:42,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:45:42,846 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:45:42,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (1/1) ... [2022-11-19 07:45:43,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (1/1) ... [2022-11-19 07:45:43,620 INFO L138 Inliner]: procedures = 491, calls = 9547, calls flagged for inlining = 212, calls inlined = 205, statements flattened = 20179 [2022-11-19 07:45:43,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:45:43,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:45:43,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:45:43,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:45:43,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (1/1) ... [2022-11-19 07:45:43,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (1/1) ... [2022-11-19 07:45:43,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (1/1) ... [2022-11-19 07:45:43,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (1/1) ... [2022-11-19 07:45:44,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (1/1) ... [2022-11-19 07:45:44,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (1/1) ... [2022-11-19 07:45:44,518 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (1/1) ... [2022-11-19 07:45:44,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (1/1) ... [2022-11-19 07:45:44,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:45:44,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:45:44,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:45:44,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:45:44,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (1/1) ... [2022-11-19 07:45:44,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:45:44,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:45:44,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:45:44,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:45:44,777 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_config_rf_radio_a [2022-11-19 07:45:44,777 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_config_rf_radio_a [2022-11-19 07:45:44,777 INFO L130 BoogieDeclarations]: Found specification of procedure phy_similarity_cmp [2022-11-19 07:45:44,777 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_similarity_cmp [2022-11-19 07:45:44,777 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_init_led [2022-11-19 07:45:44,778 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_init_led [2022-11-19 07:45:44,778 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723_phy_path_adda_on [2022-11-19 07:45:44,778 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723_phy_path_adda_on [2022-11-19 07:45:44,778 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_get_btc_status [2022-11-19 07:45:44,778 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_get_btc_status [2022-11-19 07:45:44,778 INFO L130 BoogieDeclarations]: Found specification of procedure phy_conv_dbm_to_rel [2022-11-19 07:45:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_conv_dbm_to_rel [2022-11-19 07:45:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-19 07:45:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-19 07:45:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723_phy_reload_adda_registers [2022-11-19 07:45:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723_phy_reload_adda_registers [2022-11-19 07:45:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 07:45:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 07:45:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_hw_init [2022-11-19 07:45:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_hw_init [2022-11-19 07:45:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-11-19 07:45:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-11-19 07:45:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-11-19 07:45:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-11-19 07:45:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-19 07:45:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-19 07:45:44,781 INFO L130 BoogieDeclarations]: Found specification of procedure phy_get_txpwr_by_rate_base [2022-11-19 07:45:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_get_txpwr_by_rate_base [2022-11-19 07:45:44,781 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-11-19 07:45:44,781 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-11-19 07:45:44,782 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_update_hal_rate_tbl [2022-11-19 07:45:44,782 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_update_hal_rate_tbl [2022-11-19 07:45:44,782 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-11-19 07:45:44,782 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-11-19 07:45:44,783 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-19 07:45:44,783 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-19 07:45:44,783 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~~bool~0 [2022-11-19 07:45:44,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~~bool~0 [2022-11-19 07:45:44,784 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 07:45:44,784 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 07:45:44,784 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_dm_watchdog [2022-11-19 07:45:44,784 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_dm_watchdog [2022-11-19 07:45:44,784 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-11-19 07:45:44,784 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-11-19 07:45:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_gpio_radio_on_off_checking [2022-11-19 07:45:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_gpio_radio_on_off_checking [2022-11-19 07:45:44,785 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_rx_query_desc [2022-11-19 07:45:44,785 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_rx_query_desc [2022-11-19 07:45:44,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-11-19 07:45:44,787 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723_phy_rf_serial_read [2022-11-19 07:45:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723_phy_rf_serial_read [2022-11-19 07:45:44,787 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-19 07:45:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-19 07:45:44,787 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_set_bcn_ctrl_reg [2022-11-19 07:45:44,787 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_set_bcn_ctrl_reg [2022-11-19 07:45:44,788 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_resume_tx_beacon [2022-11-19 07:45:44,788 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_resume_tx_beacon [2022-11-19 07:45:44,788 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723_phy_query_bb_reg [2022-11-19 07:45:44,789 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723_phy_query_bb_reg [2022-11-19 07:45:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:45:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-19 07:45:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-19 07:45:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-19 07:45:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-19 07:45:44,789 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_phy_config_bb_with_headerfile [2022-11-19 07:45:44,790 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_phy_config_bb_with_headerfile [2022-11-19 07:45:44,790 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723_phy_calculate_bit_shift [2022-11-19 07:45:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723_phy_calculate_bit_shift [2022-11-19 07:45:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-11-19 07:45:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-11-19 07:45:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-19 07:45:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-19 07:45:44,791 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-19 07:45:44,791 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-19 07:45:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-11-19 07:45:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-11-19 07:45:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-19 07:45:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-19 07:45:44,792 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-11-19 07:45:44,792 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-11-19 07:45:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-19 07:45:44,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-19 07:45:44,793 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_resume [2022-11-19 07:45:44,794 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_resume [2022-11-19 07:45:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 07:45:44,794 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 07:45:44,794 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_set_fw_rsvdpagepkt [2022-11-19 07:45:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_set_fw_rsvdpagepkt [2022-11-19 07:45:44,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___skb_dequeue_23 [2022-11-19 07:45:44,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___skb_dequeue_23 [2022-11-19 07:45:44,796 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-19 07:45:44,796 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-19 07:45:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723_dm_init_edca_turbo [2022-11-19 07:45:44,797 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723_dm_init_edca_turbo [2022-11-19 07:45:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_init_sw_leds [2022-11-19 07:45:44,797 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_init_sw_leds [2022-11-19 07:45:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_interrupt_recognized [2022-11-19 07:45:44,797 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_interrupt_recognized [2022-11-19 07:45:44,797 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2022-11-19 07:45:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2022-11-19 07:45:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_set_fw_clock_on [2022-11-19 07:45:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_set_fw_clock_on [2022-11-19 07:45:44,798 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-11-19 07:45:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-11-19 07:45:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-11-19 07:45:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-11-19 07:45:44,799 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_phy_set_txpower_index [2022-11-19 07:45:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_phy_set_txpower_index [2022-11-19 07:45:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_enable_hw_security_config [2022-11-19 07:45:44,800 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_enable_hw_security_config [2022-11-19 07:45:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_phy_query_rf_reg [2022-11-19 07:45:44,803 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_phy_query_rf_reg [2022-11-19 07:45:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2022-11-19 07:45:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723_save_adda_registers [2022-11-19 07:45:44,804 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723_save_adda_registers [2022-11-19 07:45:44,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-11-19 07:45:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-11-19 07:45:44,807 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_tx_polling [2022-11-19 07:45:44,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_tx_polling [2022-11-19 07:45:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:45:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_cmd_send_packet [2022-11-19 07:45:44,812 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_cmd_send_packet [2022-11-19 07:45:44,812 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_led_control [2022-11-19 07:45:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_led_control [2022-11-19 07:45:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_set_check_bssid [2022-11-19 07:45:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_set_check_bssid [2022-11-19 07:45:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:45:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_disable_interrupt [2022-11-19 07:45:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_disable_interrupt [2022-11-19 07:45:44,813 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 07:45:44,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 07:45:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:45:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 07:45:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-19 07:45:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_get_hw_reg [2022-11-19 07:45:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_get_hw_reg [2022-11-19 07:45:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-19 07:45:44,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 07:45:44,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 07:45:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-19 07:45:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_hdr [2022-11-19 07:45:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_hdr [2022-11-19 07:45:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_hal_pwrseqcmdparsing [2022-11-19 07:45:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_hal_pwrseqcmdparsing [2022-11-19 07:45:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_phy_sw_chnl [2022-11-19 07:45:44,815 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_phy_sw_chnl [2022-11-19 07:45:44,815 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-19 07:45:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-19 07:45:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_enable_interrupt [2022-11-19 07:45:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_enable_interrupt [2022-11-19 07:45:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_set_fw_clock_off [2022-11-19 07:45:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_set_fw_clock_off [2022-11-19 07:45:44,816 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_sw_led_off [2022-11-19 07:45:44,816 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_sw_led_off [2022-11-19 07:45:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-11-19 07:45:44,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-11-19 07:45:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-19 07:45:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:45:44,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:45:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_set_desc [2022-11-19 07:45:44,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_set_desc [2022-11-19 07:45:44,817 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_phy_set_rf_power_state [2022-11-19 07:45:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_phy_set_rf_power_state [2022-11-19 07:45:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-19 07:45:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-19 07:45:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-19 07:45:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_set_media_status [2022-11-19 07:45:44,818 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_set_media_status [2022-11-19 07:45:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-19 07:45:44,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-19 07:45:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 07:45:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-19 07:45:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 07:45:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 07:45:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 07:45:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_set_qos [2022-11-19 07:45:44,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_set_qos [2022-11-19 07:45:44,819 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_DA [2022-11-19 07:45:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_DA [2022-11-19 07:45:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-11-19 07:45:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-11-19 07:45:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_phy_set_txpower_level [2022-11-19 07:45:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_phy_set_txpower_level [2022-11-19 07:45:44,820 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2022-11-19 07:45:44,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~TO~VOID [2022-11-19 07:45:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723_phy_set_sw_chnl_cmdarray [2022-11-19 07:45:44,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723_phy_set_sw_chnl_cmdarray [2022-11-19 07:45:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-19 07:45:44,821 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-19 07:45:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_suspend [2022-11-19 07:45:44,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_suspend [2022-11-19 07:45:44,821 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_dm_check_txpower_tracking [2022-11-19 07:45:44,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_dm_check_txpower_tracking [2022-11-19 07:45:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_set_fw_ps_rf_on [2022-11-19 07:45:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_set_fw_ps_rf_on [2022-11-19 07:45:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_phy_scan_operation_backup [2022-11-19 07:45:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_phy_scan_operation_backup [2022-11-19 07:45:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-11-19 07:45:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-11-19 07:45:44,822 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_phy_iq_calibrate [2022-11-19 07:45:44,822 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_phy_iq_calibrate [2022-11-19 07:45:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_set_iqk_matrix [2022-11-19 07:45:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_set_iqk_matrix [2022-11-19 07:45:44,823 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_set_key [2022-11-19 07:45:44,823 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_set_key [2022-11-19 07:45:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2022-11-19 07:45:44,824 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2022-11-19 07:45:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2022-11-19 07:45:44,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2022-11-19 07:45:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-11-19 07:45:44,824 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-11-19 07:45:44,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-19 07:45:44,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-19 07:45:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-11-19 07:45:44,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-11-19 07:45:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-19 07:45:44,825 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-19 07:45:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-11-19 07:45:44,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-11-19 07:45:44,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 07:45:44,826 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 07:45:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 07:45:44,826 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 07:45:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2022-11-19 07:45:44,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2022-11-19 07:45:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_update_channel_access_setting [2022-11-19 07:45:44,826 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_update_channel_access_setting [2022-11-19 07:45:44,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:45:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_dm_tx_power_track_set_power [2022-11-19 07:45:44,827 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_dm_tx_power_track_set_power [2022-11-19 07:45:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_init_sw_vars [2022-11-19 07:45:44,827 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_init_sw_vars [2022-11-19 07:45:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_tx_fill_desc [2022-11-19 07:45:44,827 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_tx_fill_desc [2022-11-19 07:45:44,827 INFO L130 BoogieDeclarations]: Found specification of procedure phy_set_txpwr_by_rate_base [2022-11-19 07:45:44,827 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_set_txpwr_by_rate_base [2022-11-19 07:45:44,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:45:44,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-11-19 07:45:44,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-11-19 07:45:44,832 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723_phy_pi_mode_switch [2022-11-19 07:45:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723_phy_pi_mode_switch [2022-11-19 07:45:44,833 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_set_hw_reg [2022-11-19 07:45:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_set_hw_reg [2022-11-19 07:45:44,833 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-11-19 07:45:44,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-11-19 07:45:44,833 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-19 07:45:44,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-19 07:45:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-19 07:45:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-19 07:45:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-19 07:45:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-19 07:45:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_fwlps_enter [2022-11-19 07:45:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_fwlps_enter [2022-11-19 07:45:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_fwlps_leave [2022-11-19 07:45:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_fwlps_leave [2022-11-19 07:45:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:45:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_get_txpower_index [2022-11-19 07:45:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_get_txpower_index [2022-11-19 07:45:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~X~~u8~0~TO~~u32~0 [2022-11-19 07:45:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~X~~u8~0~TO~~u32~0 [2022-11-19 07:45:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-19 07:45:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-19 07:45:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_set_beacon_related_registers [2022-11-19 07:45:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_set_beacon_related_registers [2022-11-19 07:45:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_phy_set_rf_reg [2022-11-19 07:45:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_phy_set_rf_reg [2022-11-19 07:45:44,837 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_get_desc [2022-11-19 07:45:44,837 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_get_desc [2022-11-19 07:45:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_stop_tx_beacon [2022-11-19 07:45:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_stop_tx_beacon [2022-11-19 07:45:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_deinit_sw_vars [2022-11-19 07:45:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_deinit_sw_vars [2022-11-19 07:45:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 07:45:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 07:45:44,838 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_rfreg [2022-11-19 07:45:44,838 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_rfreg [2022-11-19 07:45:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-11-19 07:45:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-11-19 07:45:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-11-19 07:45:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-11-19 07:45:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-19 07:45:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-19 07:45:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_card_disable [2022-11-19 07:45:44,839 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_card_disable [2022-11-19 07:45:44,839 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-19 07:45:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-19 07:45:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_update_interrupt_mask [2022-11-19 07:45:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_update_interrupt_mask [2022-11-19 07:45:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-11-19 07:45:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-11-19 07:45:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-11-19 07:45:44,840 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-11-19 07:45:44,840 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_set_network_type [2022-11-19 07:45:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_set_network_type [2022-11-19 07:45:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-19 07:45:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-19 07:45:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-19 07:45:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-19 07:45:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 07:45:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 07:45:44,841 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-11-19 07:45:44,841 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-11-19 07:45:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-11-19 07:45:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-11-19 07:45:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_phy_set_bw_mode [2022-11-19 07:45:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_phy_set_bw_mode [2022-11-19 07:45:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure is_fw_header [2022-11-19 07:45:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure is_fw_header [2022-11-19 07:45:44,842 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-19 07:45:44,842 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-19 07:45:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-11-19 07:45:44,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-11-19 07:45:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-11-19 07:45:44,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-11-19 07:45:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_read_eeprom_info [2022-11-19 07:45:44,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_read_eeprom_info [2022-11-19 07:45:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_set_beacon_interval [2022-11-19 07:45:44,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_set_beacon_interval [2022-11-19 07:45:44,843 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-11-19 07:45:44,844 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-11-19 07:45:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_is_tx_desc_closed [2022-11-19 07:45:44,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_is_tx_desc_closed [2022-11-19 07:45:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_llt_write [2022-11-19 07:45:44,844 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_llt_write [2022-11-19 07:45:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_bb_delay [2022-11-19 07:45:44,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_bb_delay [2022-11-19 07:45:44,844 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723_phy_set_bb_reg [2022-11-19 07:45:44,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723_phy_set_bb_reg [2022-11-19 07:45:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_sw_led_on [2022-11-19 07:45:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_sw_led_on [2022-11-19 07:45:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-11-19 07:45:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-11-19 07:45:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_check_fw_read_last_h2c [2022-11-19 07:45:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_check_fw_read_last_h2c [2022-11-19 07:45:44,845 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-19 07:45:44,845 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-19 07:45:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-19 07:45:44,846 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-19 07:45:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_phy_lc_calibrate [2022-11-19 07:45:44,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_phy_lc_calibrate [2022-11-19 07:45:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl8723be_check_condition [2022-11-19 07:45:44,846 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl8723be_check_condition [2022-11-19 07:45:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_tx_fill_cmddesc [2022-11-19 07:45:44,846 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_tx_fill_cmddesc [2022-11-19 07:45:44,846 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-11-19 07:45:44,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-11-19 07:45:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_phy_config_rf_with_headerfile [2022-11-19 07:45:44,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_phy_config_rf_with_headerfile [2022-11-19 07:45:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2022-11-19 07:45:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8723be_fill_h2c_cmd [2022-11-19 07:45:44,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8723be_fill_h2c_cmd [2022-11-19 07:45:44,847 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-11-19 07:45:44,847 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-11-19 07:45:46,837 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:45:46,842 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:45:48,367 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 07:53:56,892 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:53:56,940 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:53:56,940 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-11-19 07:53:56,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:56 BoogieIcfgContainer [2022-11-19 07:53:56,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:53:56,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:53:56,952 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:53:56,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:53:56,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:45:33" (1/3) ... [2022-11-19 07:53:56,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b0220e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:56, skipping insertion in model container [2022-11-19 07:53:56,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:42" (2/3) ... [2022-11-19 07:53:56,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b0220e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:53:56, skipping insertion in model container [2022-11-19 07:53:56,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:53:56" (3/3) ... [2022-11-19 07:53:56,959 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rtlwifi--rtl8723be--rtl8723be.ko-entry_point.cil.out.i [2022-11-19 07:53:56,983 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:53:56,983 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 07:53:57,196 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:53:57,207 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=FINITE_AUTOMATA, 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1083ff2e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:53:57,210 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 07:53:57,237 INFO L276 IsEmpty]: Start isEmpty. Operand has 6209 states, 4320 states have (on average 1.4194444444444445) internal successors, (6132), 4468 states have internal predecessors, (6132), 1732 states have call successors, (1732), 159 states have call predecessors, (1732), 158 states have return successors, (1727), 1654 states have call predecessors, (1727), 1727 states have call successors, (1727) [2022-11-19 07:53:57,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-11-19 07:53:57,267 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:53:57,268 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:53:57,269 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:53:57,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:53:57,275 INFO L85 PathProgramCache]: Analyzing trace with hash -457460329, now seen corresponding path program 1 times [2022-11-19 07:53:57,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 07:53:57,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [563777877] [2022-11-19 07:53:57,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:53:57,321 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 07:53:57,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 07:53:57,327 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 07:53:57,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-19 07:54:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:54:19,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 10725 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-19 07:54:19,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:54:20,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1204 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2022-11-19 07:54:20,271 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:54:20,272 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 07:54:20,272 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [563777877] [2022-11-19 07:54:20,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [563777877] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:54:20,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:54:20,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:54:20,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323321869] [2022-11-19 07:54:20,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:54:20,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:54:20,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 07:54:20,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:54:20,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:54:20,338 INFO L87 Difference]: Start difference. First operand has 6209 states, 4320 states have (on average 1.4194444444444445) internal successors, (6132), 4468 states have internal predecessors, (6132), 1732 states have call successors, (1732), 159 states have call predecessors, (1732), 158 states have return successors, (1727), 1654 states have call predecessors, (1727), 1727 states have call successors, (1727) Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-19 07:54:22,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:54:22,093 INFO L93 Difference]: Finished difference Result 10449 states and 16218 transitions. [2022-11-19 07:54:22,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:54:22,097 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 227 [2022-11-19 07:54:22,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:54:22,181 INFO L225 Difference]: With dead ends: 10449 [2022-11-19 07:54:22,181 INFO L226 Difference]: Without dead ends: 5009 [2022-11-19 07:54:22,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:54:22,238 INFO L413 NwaCegarLoop]: 8007 mSDtfsCounter, 2 mSDsluCounter, 15990 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 23997 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:54:22,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 23997 Invalid, 51 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [22 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-19 07:54:22,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5009 states. [2022-11-19 07:54:22,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5009 to 5009. [2022-11-19 07:54:22,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5009 states, 3572 states have (on average 1.4196528555431132) internal successors, (5071), 3681 states have internal predecessors, (5071), 1301 states have call successors, (1301), 136 states have call predecessors, (1301), 135 states have return successors, (1300), 1241 states have call predecessors, (1300), 1300 states have call successors, (1300) [2022-11-19 07:54:22,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5009 states to 5009 states and 7672 transitions. [2022-11-19 07:54:22,913 INFO L78 Accepts]: Start accepts. Automaton has 5009 states and 7672 transitions. Word has length 227 [2022-11-19 07:54:22,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:54:22,917 INFO L495 AbstractCegarLoop]: Abstraction has 5009 states and 7672 transitions. [2022-11-19 07:54:22,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-19 07:54:22,918 INFO L276 IsEmpty]: Start isEmpty. Operand 5009 states and 7672 transitions. [2022-11-19 07:54:22,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-11-19 07:54:22,932 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:54:22,933 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:54:23,134 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-11-19 07:54:23,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-19 07:54:23,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 07:54:23,253 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:54:23,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:54:23,254 INFO L85 PathProgramCache]: Analyzing trace with hash 342480631, now seen corresponding path program 1 times [2022-11-19 07:54:23,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 07:54:23,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [825895783] [2022-11-19 07:54:23,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:54:23,272 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 07:54:23,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 07:54:23,274 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 07:54:23,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-19 07:54:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:54:49,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 10879 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-19 07:54:49,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:54:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 243 proven. 1 refuted. 0 times theorem prover too weak. 1247 trivial. 0 not checked. [2022-11-19 07:54:49,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:54:51,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 12 proven. 67 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2022-11-19 07:54:51,444 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 07:54:51,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [825895783] [2022-11-19 07:54:51,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [825895783] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:54:51,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1530243362] [2022-11-19 07:54:51,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:54:51,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-19 07:54:51,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/cvc4 [2022-11-19 07:54:51,448 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-19 07:54:51,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-11-19 07:54:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:00,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 10879 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-19 07:55:00,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:55:00,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1491 trivial. 0 not checked. [2022-11-19 07:55:00,581 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:55:00,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1530243362] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:00,582 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-19 07:55:00,582 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 9 [2022-11-19 07:55:00,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074630019] [2022-11-19 07:55:00,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:00,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:55:00,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 07:55:00,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:55:00,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-11-19 07:55:00,586 INFO L87 Difference]: Start difference. First operand 5009 states and 7672 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2022-11-19 07:55:04,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.88s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:55:05,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:05,509 INFO L93 Difference]: Finished difference Result 14855 states and 22769 transitions. [2022-11-19 07:55:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:55:05,510 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 241 [2022-11-19 07:55:05,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:05,618 INFO L225 Difference]: With dead ends: 14855 [2022-11-19 07:55:05,618 INFO L226 Difference]: Without dead ends: 9920 [2022-11-19 07:55:05,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 720 GetRequests, 713 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-11-19 07:55:05,660 INFO L413 NwaCegarLoop]: 8942 mSDtfsCounter, 7527 mSDsluCounter, 7657 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7527 SdHoareTripleChecker+Valid, 16599 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:05,660 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7527 Valid, 16599 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-11-19 07:55:05,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9920 states. [2022-11-19 07:55:06,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9920 to 9920. [2022-11-19 07:55:06,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9920 states, 7088 states have (on average 1.4224040632054176) internal successors, (10082), 7306 states have internal predecessors, (10082), 2561 states have call successors, (2561), 271 states have call predecessors, (2561), 270 states have return successors, (2560), 2442 states have call predecessors, (2560), 2560 states have call successors, (2560) [2022-11-19 07:55:06,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9920 states to 9920 states and 15203 transitions. [2022-11-19 07:55:06,691 INFO L78 Accepts]: Start accepts. Automaton has 9920 states and 15203 transitions. Word has length 241 [2022-11-19 07:55:06,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:06,693 INFO L495 AbstractCegarLoop]: Abstraction has 9920 states and 15203 transitions. [2022-11-19 07:55:06,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2022-11-19 07:55:06,693 INFO L276 IsEmpty]: Start isEmpty. Operand 9920 states and 15203 transitions. [2022-11-19 07:55:06,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-11-19 07:55:06,699 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:06,699 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:06,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2022-11-19 07:55:07,119 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-11-19 07:55:07,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-19 07:55:07,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 07:55:07,179 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:55:07,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:07,180 INFO L85 PathProgramCache]: Analyzing trace with hash 594192765, now seen corresponding path program 1 times [2022-11-19 07:55:07,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 07:55:07,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [357232681] [2022-11-19 07:55:07,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:07,195 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 07:55:07,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 07:55:07,196 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 07:55:07,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-19 07:55:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:33,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 10892 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-19 07:55:33,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:55:33,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 243 proven. 1 refuted. 0 times theorem prover too weak. 1247 trivial. 0 not checked. [2022-11-19 07:55:33,756 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:55:35,408 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 12 proven. 67 refuted. 0 times theorem prover too weak. 1412 trivial. 0 not checked. [2022-11-19 07:55:35,408 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-19 07:55:35,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [357232681] [2022-11-19 07:55:35,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [357232681] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:55:35,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1203881452] [2022-11-19 07:55:35,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:35,409 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-19 07:55:35,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/cvc4 [2022-11-19 07:55:35,411 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-19 07:55:35,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2022-11-19 07:55:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:55:44,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 10892 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-19 07:55:44,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:55:50,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1491 trivial. 0 not checked. [2022-11-19 07:55:50,195 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:55:50,195 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1203881452] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:55:50,195 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-19 07:55:50,196 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 11 [2022-11-19 07:55:50,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399774775] [2022-11-19 07:55:50,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:55:50,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:55:50,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-19 07:55:50,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:55:50,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-11-19 07:55:50,198 INFO L87 Difference]: Start difference. First operand 9920 states and 15203 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-19 07:55:51,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:55:55,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:55:55,020 INFO L93 Difference]: Finished difference Result 29609 states and 45659 transitions. [2022-11-19 07:55:55,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:55:55,021 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 244 [2022-11-19 07:55:55,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:55:55,235 INFO L225 Difference]: With dead ends: 29609 [2022-11-19 07:55:55,236 INFO L226 Difference]: Without dead ends: 19758 [2022-11-19 07:55:55,318 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 731 GetRequests, 720 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-11-19 07:55:55,320 INFO L413 NwaCegarLoop]: 9529 mSDtfsCounter, 7605 mSDsluCounter, 26678 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7605 SdHoareTripleChecker+Valid, 36207 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:55:55,321 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7605 Valid, 36207 Invalid, 44 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-19 07:55:55,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19758 states. [2022-11-19 07:55:57,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19758 to 19750. [2022-11-19 07:55:57,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19750 states, 14123 states have (on average 1.4234935920130285) internal successors, (20104), 14559 states have internal predecessors, (20104), 5086 states have call successors, (5086), 541 states have call predecessors, (5086), 540 states have return successors, (5223), 4849 states have call predecessors, (5223), 5085 states have call successors, (5223) [2022-11-19 07:55:57,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19750 states to 19750 states and 30413 transitions. [2022-11-19 07:55:57,642 INFO L78 Accepts]: Start accepts. Automaton has 19750 states and 30413 transitions. Word has length 244 [2022-11-19 07:55:57,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:55:57,643 INFO L495 AbstractCegarLoop]: Abstraction has 19750 states and 30413 transitions. [2022-11-19 07:55:57,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 3 states have call successors, (36), 3 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-19 07:55:57,644 INFO L276 IsEmpty]: Start isEmpty. Operand 19750 states and 30413 transitions. [2022-11-19 07:55:57,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 670 [2022-11-19 07:55:57,766 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:55:57,767 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 14, 14, 14, 14, 8, 8, 8, 8, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:55:57,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2022-11-19 07:55:58,198 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-11-19 07:55:58,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-19 07:55:58,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 07:55:58,246 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:55:58,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:55:58,246 INFO L85 PathProgramCache]: Analyzing trace with hash -136655939, now seen corresponding path program 1 times [2022-11-19 07:55:58,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-19 07:55:58,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [162145369] [2022-11-19 07:55:58,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:55:58,265 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-19 07:55:58,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat [2022-11-19 07:55:58,266 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-19 07:55:58,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e551147d-7ac8-4a5b-804e-c9ee7c946cd0/bin/utaipan-I9t0OCRTmS/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process