./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI --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 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 --- 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-5e519f3 [2022-11-03 02:24:32,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:24:32,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:24:32,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:24:32,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:24:32,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:24:32,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:24:32,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:24:32,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:24:32,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:24:32,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:24:32,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:24:32,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:24:32,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:24:32,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:24:32,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:24:32,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:24:32,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:24:32,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:24:32,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:24:32,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:24:32,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:24:32,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:24:32,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:24:32,702 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:24:32,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:24:32,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:24:32,713 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:24:32,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:24:32,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:24:32,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:24:32,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:24:32,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:24:32,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:24:32,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:24:32,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:24:32,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:24:32,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:24:32,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:24:32,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:24:32,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:24:32,731 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:24:32,757 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:24:32,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:24:32,758 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:24:32,758 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:24:32,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:24:32,759 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:24:32,760 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:24:32,760 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:24:32,760 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:24:32,760 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:24:32,761 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:24:32,761 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:24:32,761 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:24:32,761 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:24:32,762 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:24:32,762 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:24:32,762 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:24:32,762 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:24:32,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:24:32,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:24:32,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:24:32,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:24:32,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:24:32,765 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:24:32,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:24:32,765 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:24:32,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:24:32,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:24:32,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:24:32,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:24:32,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:24:32,767 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:24:32,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:24:32,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:24:32,767 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:24:32,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:24:32,768 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:24:32,768 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:24:32,768 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_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 [2022-11-03 02:24:33,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:24:33,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:24:33,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:24:33,175 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:24:33,176 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:24:33,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2022-11-03 02:24:33,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/data/ce2128d26/5e04601929474d49beffaa6a8c5c119c/FLAG5343508af [2022-11-03 02:24:34,971 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:24:34,972 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2022-11-03 02:24:35,061 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/data/ce2128d26/5e04601929474d49beffaa6a8c5c119c/FLAG5343508af [2022-11-03 02:24:35,251 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/data/ce2128d26/5e04601929474d49beffaa6a8c5c119c [2022-11-03 02:24:35,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:24:35,255 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:24:35,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:24:35,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:24:35,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:24:35,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:24:35" (1/1) ... [2022-11-03 02:24:35,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4626d655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:24:35, skipping insertion in model container [2022-11-03 02:24:35,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:24:35" (1/1) ... [2022-11-03 02:24:35,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:24:35,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:24:41,335 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2022-11-03 02:24:41,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67841dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:24:41, skipping insertion in model container [2022-11-03 02:24:41,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:24:41,338 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:24:41,341 INFO L158 Benchmark]: Toolchain (without parser) took 6083.85ms. Allocated memory was 132.1MB in the beginning and 201.3MB in the end (delta: 69.2MB). Free memory was 83.1MB in the beginning and 125.7MB in the end (delta: -42.6MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2022-11-03 02:24:41,343 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 67.6MB in the end (delta: 22.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:24:41,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6080.87ms. Allocated memory was 132.1MB in the beginning and 201.3MB in the end (delta: 69.2MB). Free memory was 83.1MB in the beginning and 125.7MB in the end (delta: -42.6MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2022-11-03 02:24:41,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 67.6MB in the end (delta: 22.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6080.87ms. Allocated memory was 132.1MB in the beginning and 201.3MB in the end (delta: 69.2MB). Free memory was 83.1MB in the beginning and 125.7MB in the end (delta: -42.6MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10452]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43legacywarn 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI --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 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 --- 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-5e519f3 [2022-11-03 02:24:43,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:24:44,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:24:44,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:24:44,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:24:44,066 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:24:44,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:24:44,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:24:44,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:24:44,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:24:44,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:24:44,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:24:44,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:24:44,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:24:44,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:24:44,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:24:44,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:24:44,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:24:44,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:24:44,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:24:44,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:24:44,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:24:44,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:24:44,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:24:44,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:24:44,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:24:44,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:24:44,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:24:44,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:24:44,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:24:44,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:24:44,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:24:44,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:24:44,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:24:44,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:24:44,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:24:44,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:24:44,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:24:44,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:24:44,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:24:44,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:24:44,179 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 02:24:44,232 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:24:44,233 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:24:44,235 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:24:44,235 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:24:44,237 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:24:44,237 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:24:44,237 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:24:44,237 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:24:44,238 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:24:44,238 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:24:44,239 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:24:44,239 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:24:44,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:24:44,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:24:44,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:24:44,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:24:44,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:24:44,242 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 02:24:44,243 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 02:24:44,243 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 02:24:44,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:24:44,243 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:24:44,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:24:44,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:24:44,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 02:24:44,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:24:44,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:24:44,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:24:44,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:24:44,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:24:44,245 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 02:24:44,246 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 02:24:44,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:24:44,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:24:44,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 02:24:44,247 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_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 [2022-11-03 02:24:44,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:24:44,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:24:44,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:24:44,784 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:24:44,787 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:24:44,789 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2022-11-03 02:24:44,890 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/data/7406bc960/d2998eacd5314466b49d880b6fe3cf65/FLAG590700750 [2022-11-03 02:24:46,665 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:24:46,665 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2022-11-03 02:24:46,795 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/data/7406bc960/d2998eacd5314466b49d880b6fe3cf65/FLAG590700750 [2022-11-03 02:24:46,877 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf44769c-049d-49db-9c1a-fe621b324fb3/bin/utaipan-7li7fVZpFI/data/7406bc960/d2998eacd5314466b49d880b6fe3cf65 [2022-11-03 02:24:46,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:24:46,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:24:46,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:24:46,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:24:46,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:24:46,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:24:46" (1/1) ... [2022-11-03 02:24:46,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d0ad40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:24:46, skipping insertion in model container [2022-11-03 02:24:46,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:24:46" (1/1) ... [2022-11-03 02:24:46,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:24:47,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:24:52,692 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2022-11-03 02:24:52,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18f2508f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:24:52, skipping insertion in model container [2022-11-03 02:24:52,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:24:52,697 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-03 02:24:52,700 INFO L158 Benchmark]: Toolchain (without parser) took 5815.29ms. Allocated memory was 77.6MB in the beginning and 151.0MB in the end (delta: 73.4MB). Free memory was 36.2MB in the beginning and 67.9MB in the end (delta: -31.7MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2022-11-03 02:24:52,702 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 108.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 02:24:52,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5810.85ms. Allocated memory was 77.6MB in the beginning and 151.0MB in the end (delta: 73.4MB). Free memory was 36.0MB in the beginning and 67.9MB in the end (delta: -31.9MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2022-11-03 02:24:52,707 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 58.7MB. Free memory was 39.3MB in the beginning and 39.2MB in the end (delta: 108.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5810.85ms. Allocated memory was 77.6MB in the beginning and 151.0MB in the end (delta: 73.4MB). Free memory was 36.0MB in the beginning and 67.9MB in the end (delta: -31.9MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10452]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43legacywarn RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN