./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--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW --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 bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 --- 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-4e7fbc6 [2022-11-23 14:24:31,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:24:31,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:24:31,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:24:31,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:24:31,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:24:31,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:24:31,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:24:31,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:24:31,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:24:31,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:24:31,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:24:31,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:24:31,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:24:31,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:24:31,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:24:31,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:24:31,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:24:31,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:24:31,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:24:31,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:24:31,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:24:31,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:24:31,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:24:31,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:24:31,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:24:31,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:24:31,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:24:31,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:24:31,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:24:31,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:24:31,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:24:31,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:24:31,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:24:31,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:24:31,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:24:31,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:24:31,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:24:31,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:24:31,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:24:31,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:24:31,873 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:24:31,900 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:24:31,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:24:31,901 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:24:31,901 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:24:31,901 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:24:31,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:24:31,902 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:24:31,902 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:24:31,902 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:24:31,903 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:24:31,903 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:24:31,903 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:24:31,903 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:24:31,904 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:24:31,904 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:24:31,904 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:24:31,904 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:24:31,905 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:24:31,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:24:31,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:24:31,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:24:31,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:24:31,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:24:31,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:24:31,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:24:31,907 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:24:31,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:24:31,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:24:31,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:24:31,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:24:31,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:24:31,909 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:24:31,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:24:31,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:24:31,910 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:24:31,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:24:31,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:24:31,910 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:24:31,911 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_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 [2022-11-23 14:24:32,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:24:32,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:24:32,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:24:32,229 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:24:32,230 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:24:32,231 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2022-11-23 14:24:35,368 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:24:36,735 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:24:36,736 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2022-11-23 14:24:36,865 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/data/d109fe6dc/5c9be49ef77b443fb87e1c4bb40ad364/FLAG333793b53 [2022-11-23 14:24:36,888 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/data/d109fe6dc/5c9be49ef77b443fb87e1c4bb40ad364 [2022-11-23 14:24:36,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:24:36,895 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:24:36,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:24:36,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:24:36,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:24:36,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:24:36" (1/1) ... [2022-11-23 14:24:36,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fb4efca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:24:36, skipping insertion in model container [2022-11-23 14:24:36,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:24:36" (1/1) ... [2022-11-23 14:24:36,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:24:37,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:24:58,143 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2022-11-23 14:24:58,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49f06ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:24:58, skipping insertion in model container [2022-11-23 14:24:58,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:24:58,145 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:24:58,147 INFO L158 Benchmark]: Toolchain (without parser) took 21250.78ms. Allocated memory was 205.5MB in the beginning and 287.3MB in the end (delta: 81.8MB). Free memory was 146.2MB in the beginning and 149.2MB in the end (delta: -3.0MB). Peak memory consumption was 163.7MB. Max. memory is 16.1GB. [2022-11-23 14:24:58,148 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 153.1MB. Free memory was 95.1MB in the beginning and 94.9MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:24:58,149 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21246.29ms. Allocated memory was 205.5MB in the beginning and 287.3MB in the end (delta: 81.8MB). Free memory was 146.2MB in the beginning and 150.3MB in the end (delta: -4.1MB). Peak memory consumption was 163.7MB. Max. memory is 16.1GB. [2022-11-23 14:24:58,151 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 153.1MB. Free memory was 95.1MB in the beginning and 94.9MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21246.29ms. Allocated memory was 205.5MB in the beginning and 287.3MB in the end (delta: 81.8MB). Free memory was 146.2MB in the beginning and 150.3MB in the end (delta: -4.1MB). Peak memory consumption was 163.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int 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_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW --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 bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 --- 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-4e7fbc6 [2022-11-23 14:25:00,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:25:00,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:25:00,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:25:00,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:25:00,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:25:00,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:25:00,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:25:00,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:25:00,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:25:00,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:25:00,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:25:00,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:25:00,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:25:00,486 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:25:00,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:25:00,488 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:25:00,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:25:00,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:25:00,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:25:00,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:25:00,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:25:00,521 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:25:00,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:25:00,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:25:00,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:25:00,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:25:00,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:25:00,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:25:00,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:25:00,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:25:00,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:25:00,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:25:00,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:25:00,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:25:00,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:25:00,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:25:00,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:25:00,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:25:00,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:25:00,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:25:00,544 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 14:25:00,590 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:25:00,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:25:00,592 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:25:00,592 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:25:00,593 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:25:00,593 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:25:00,593 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:25:00,593 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:25:00,594 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:25:00,594 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:25:00,595 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:25:00,595 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:25:00,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:25:00,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:25:00,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:25:00,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:25:00,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:25:00,597 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:25:00,597 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:25:00,597 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:25:00,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:25:00,597 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:25:00,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:25:00,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:25:00,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:25:00,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:25:00,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:25:00,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:25:00,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:25:00,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:25:00,599 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:25:00,599 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:25:00,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:25:00,600 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:25:00,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:25:00,600 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_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf1a19344e618054cb698b280583c01327158c065780e1a69abd97a69ded1253 [2022-11-23 14:25:01,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:25:01,034 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:25:01,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:25:01,039 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:25:01,039 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:25:01,041 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2022-11-23 14:25:04,172 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:25:05,452 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:25:05,452 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-entry_point.cil.out.i [2022-11-23 14:25:05,617 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/data/007d82e84/498342dfc82340a693117594f7f79f8b/FLAG33dd405df [2022-11-23 14:25:05,637 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4489963e-f99b-4457-85ec-5ef2745a88b8/bin/utaipan-Q6hlc19bkW/data/007d82e84/498342dfc82340a693117594f7f79f8b [2022-11-23 14:25:05,643 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:25:05,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:25:05,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:25:05,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:25:05,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:25:05,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:25:05" (1/1) ... [2022-11-23 14:25:05,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33432dd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:05, skipping insertion in model container [2022-11-23 14:25:05,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:25:05" (1/1) ... [2022-11-23 14:25:05,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:25:06,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:25:16,148 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2022-11-23 14:25:16,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@215f9da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:16, skipping insertion in model container [2022-11-23 14:25:16,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:25:16,151 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:25:16,154 INFO L158 Benchmark]: Toolchain (without parser) took 10508.22ms. Allocated memory was 102.8MB in the beginning and 268.4MB in the end (delta: 165.7MB). Free memory was 47.7MB in the beginning and 189.4MB in the end (delta: -141.7MB). Peak memory consumption was 104.6MB. Max. memory is 16.1GB. [2022-11-23 14:25:16,155 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:25:16,156 INFO L158 Benchmark]: CACSL2BoogieTranslator took 10505.57ms. Allocated memory was 102.8MB in the beginning and 268.4MB in the end (delta: 165.7MB). Free memory was 47.4MB in the beginning and 189.4MB in the end (delta: -142.0MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. [2022-11-23 14:25:16,158 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 50.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 10505.57ms. Allocated memory was 102.8MB in the beginning and 268.4MB in the end (delta: 165.7MB). Free memory was 47.4MB in the beginning and 189.4MB in the end (delta: -142.0MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13636]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT 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