./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V --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 1d9f3dcfd27a68067b2d185d8cf8de6d99960c9f2fa49c244eb714c38e7eca74 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:22:02,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:22:02,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:22:02,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:22:02,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:22:02,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:22:02,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:22:02,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:22:02,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:22:02,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:22:02,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:22:02,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:22:02,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:22:02,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:22:02,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:22:02,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:22:02,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:22:02,818 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:22:02,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:22:02,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:22:02,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:22:02,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:22:02,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:22:02,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:22:02,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:22:02,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:22:02,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:22:02,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:22:02,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:22:02,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:22:02,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:22:02,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:22:02,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:22:02,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:22:02,854 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:22:02,854 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:22:02,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:22:02,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:22:02,856 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:22:02,857 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:22:02,857 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:22:02,858 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 02:22:02,907 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:22:02,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:22:02,908 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:22:02,908 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:22:02,909 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:22:02,909 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:22:02,909 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:22:02,909 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:22:02,910 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:22:02,910 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:22:02,911 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:22:02,911 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:22:02,911 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:22:02,911 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:22:02,912 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:22:02,912 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:22:02,912 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:22:02,912 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:22:02,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:22:02,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:22:02,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:22:02,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:22:02,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:22:02,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:22:02,914 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:22:02,914 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:22:02,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:22:02,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:22:02,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:22:02,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:22:02,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:22:02,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:22:02,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:22:02,918 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:22:02,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:22:02,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:22:02,918 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:22:02,918 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:22:02,919 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d9f3dcfd27a68067b2d185d8cf8de6d99960c9f2fa49c244eb714c38e7eca74 [2021-11-23 02:22:03,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:22:03,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:22:03,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:22:03,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:22:03,247 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:22:03,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i [2021-11-23 02:22:03,342 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/data/ba1064884/efd5e79044a94062958bc526eb33f57a/FLAG048315d57 [2021-11-23 02:22:04,563 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:22:04,564 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i [2021-11-23 02:22:04,635 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/data/ba1064884/efd5e79044a94062958bc526eb33f57a/FLAG048315d57 [2021-11-23 02:22:04,778 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/data/ba1064884/efd5e79044a94062958bc526eb33f57a [2021-11-23 02:22:04,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:22:04,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:22:04,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:22:04,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:22:04,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:22:04,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:04" (1/1) ... [2021-11-23 02:22:04,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27b97c1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:04, skipping insertion in model container [2021-11-23 02:22:04,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:04" (1/1) ... [2021-11-23 02:22:04,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:22:05,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:22:10,884 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2021-11-23 02:22:10,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56b00315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:10, skipping insertion in model container [2021-11-23 02:22:10,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:22:10,887 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 02:22:10,890 INFO L158 Benchmark]: Toolchain (without parser) took 6105.27ms. Allocated memory was 115.3MB in the beginning and 264.2MB in the end (delta: 148.9MB). Free memory was 64.9MB in the beginning and 173.7MB in the end (delta: -108.7MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2021-11-23 02:22:10,892 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:22:10,894 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6101.79ms. Allocated memory was 115.3MB in the beginning and 264.2MB in the end (delta: 148.9MB). Free memory was 64.6MB in the beginning and 173.7MB in the end (delta: -109.0MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2021-11-23 02:22:10,896 INFO L339 ainManager$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 115.3MB. Free memory is still 92.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6101.79ms. Allocated memory was 115.3MB in the beginning and 264.2MB in the end (delta: 148.9MB). Free memory was 64.6MB in the beginning and 173.7MB in the end (delta: -109.0MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12137]: 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V --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 1d9f3dcfd27a68067b2d185d8cf8de6d99960c9f2fa49c244eb714c38e7eca74 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:22:13,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:22:13,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:22:13,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:22:13,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:22:13,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:22:13,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:22:13,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:22:13,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:22:13,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:22:13,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:22:13,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:22:13,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:22:13,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:22:13,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:22:13,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:22:13,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:22:13,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:22:13,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:22:13,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:22:13,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:22:13,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:22:13,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:22:13,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:22:13,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:22:13,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:22:13,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:22:13,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:22:13,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:22:13,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:22:13,408 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:22:13,409 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:22:13,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:22:13,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:22:13,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:22:13,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:22:13,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:22:13,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:22:13,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:22:13,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:22:13,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:22:13,424 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 02:22:13,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:22:13,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:22:13,459 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:22:13,459 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:22:13,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:22:13,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:22:13,460 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:22:13,460 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:22:13,460 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:22:13,461 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:22:13,461 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:22:13,461 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:22:13,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:22:13,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:22:13,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:22:13,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:22:13,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:22:13,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 02:22:13,463 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 02:22:13,463 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 02:22:13,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:22:13,463 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:22:13,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:22:13,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:22:13,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 02:22:13,464 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:22:13,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:22:13,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:22:13,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:22:13,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:22:13,464 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 02:22:13,465 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 02:22:13,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:22:13,465 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:22:13,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:22:13,465 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_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d9f3dcfd27a68067b2d185d8cf8de6d99960c9f2fa49c244eb714c38e7eca74 [2021-11-23 02:22:13,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:22:13,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:22:13,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:22:13,903 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:22:13,904 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:22:13,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i [2021-11-23 02:22:13,994 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/data/80806d109/39cdba39f43e46578a58084d15831462/FLAG31014ca33 [2021-11-23 02:22:15,374 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:22:15,375 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--net--ethernet--chelsio--cxgb4--cxgb4.ko-main.cil.out.i [2021-11-23 02:22:15,448 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/data/80806d109/39cdba39f43e46578a58084d15831462/FLAG31014ca33 [2021-11-23 02:22:15,913 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dfa60902-eeac-4e99-b0b7-89079834f185/bin/utaipan-EQgc7hIp5V/data/80806d109/39cdba39f43e46578a58084d15831462 [2021-11-23 02:22:15,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:22:15,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:22:15,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:22:15,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:22:15,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:22:15,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:15" (1/1) ... [2021-11-23 02:22:15,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ea7754f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:15, skipping insertion in model container [2021-11-23 02:22:15,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:22:15" (1/1) ... [2021-11-23 02:22:15,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:22:16,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:22:22,656 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2021-11-23 02:22:22,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@85d4acb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:22:22, skipping insertion in model container [2021-11-23 02:22:22,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:22:22,659 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 02:22:22,661 INFO L158 Benchmark]: Toolchain (without parser) took 6742.36ms. Allocated memory was 67.1MB in the beginning and 155.2MB in the end (delta: 88.1MB). Free memory was 28.2MB in the beginning and 86.8MB in the end (delta: -58.6MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2021-11-23 02:22:22,663 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 67.1MB. Free memory was 48.7MB in the beginning and 48.6MB in the end (delta: 57.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:22:22,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6705.47ms. Allocated memory was 92.3MB in the beginning and 155.2MB in the end (delta: 62.9MB). Free memory was 60.2MB in the beginning and 86.8MB in the end (delta: -26.5MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2021-11-23 02:22:22,668 INFO L339 ainManager$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 67.1MB. Free memory was 48.7MB in the beginning and 48.6MB in the end (delta: 57.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6705.47ms. Allocated memory was 92.3MB in the beginning and 155.2MB in the end (delta: 62.9MB). Free memory was 60.2MB in the beginning and 86.8MB in the end (delta: -26.5MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12137]: 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