./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/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-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan --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 495f3ca83429be502b8d46d0b50dc687894dce87 .......................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/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-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan --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 495f3ca83429be502b8d46d0b50dc687894dce87 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 12:56:57,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 12:56:57,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 12:56:57,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 12:56:57,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 12:56:57,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 12:56:57,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 12:56:57,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 12:56:57,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 12:56:57,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 12:56:57,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 12:56:57,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 12:56:57,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 12:56:57,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 12:56:57,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 12:56:57,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 12:56:57,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 12:56:57,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 12:56:57,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 12:56:57,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 12:56:57,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 12:56:57,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 12:56:57,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 12:56:57,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 12:56:57,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 12:56:57,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 12:56:57,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 12:56:57,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 12:56:57,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 12:56:57,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 12:56:57,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 12:56:57,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 12:56:57,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 12:56:57,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 12:56:57,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 12:56:57,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 12:56:57,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 12:56:57,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 12:56:57,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 12:56:57,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 12:56:57,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 12:56:57,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 12:56:57,952 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 12:56:57,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 12:56:57,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 12:56:57,953 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 12:56:57,953 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 12:56:57,953 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 12:56:57,953 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 12:56:57,953 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 12:56:57,953 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 12:56:57,953 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 12:56:57,954 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 12:56:57,954 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 12:56:57,954 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 12:56:57,954 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 12:56:57,954 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 12:56:57,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 12:56:57,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 12:56:57,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 12:56:57,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 12:56:57,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 12:56:57,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 12:56:57,956 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 12:56:57,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 12:56:57,956 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 12:56:57,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 12:56:57,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 12:56:57,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 12:56:57,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 12:56:57,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 12:56:57,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 12:56:57,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 12:56:57,957 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 12:56:57,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 12:56:57,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 12:56:57,957 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 12:56:57,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 12:56:57,958 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-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 495f3ca83429be502b8d46d0b50dc687894dce87 [2020-12-09 12:56:58,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 12:56:58,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 12:56:58,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 12:56:58,145 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 12:56:58,146 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 12:56:58,146 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/../../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 [2020-12-09 12:56:58,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/data/0499da27c/6186dc5316464e1680a66bb4410624f3/FLAGd40bfc16e [2020-12-09 12:56:59,083 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 12:56:59,084 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/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 [2020-12-09 12:56:59,154 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/data/0499da27c/6186dc5316464e1680a66bb4410624f3/FLAGd40bfc16e [2020-12-09 12:56:59,218 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/data/0499da27c/6186dc5316464e1680a66bb4410624f3 [2020-12-09 12:56:59,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 12:56:59,221 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 12:56:59,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 12:56:59,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 12:56:59,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 12:56:59,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:56:59" (1/1) ... [2020-12-09 12:56:59,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f2a233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:56:59, skipping insertion in model container [2020-12-09 12:56:59,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:56:59" (1/1) ... [2020-12-09 12:56:59,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 12:56:59,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 12:57:06,870 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:06,872 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:06,873 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:06,874 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:06,988 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:06,988 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:06,989 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:06,991 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:06,991 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:06,992 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:06,994 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:07,010 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:07,010 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:07,010 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:07,366 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:07,380 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:07,382 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:07,398 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:07,400 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 12:57:07,551 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2020-12-09 12:57:07,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28a8b47d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:07, skipping insertion in model container [2020-12-09 12:57:07,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 12:57:07,552 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 12:57:07,554 INFO L168 Benchmark]: Toolchain (without parser) took 8332.26 ms. Allocated memory was 98.6 MB in the beginning and 257.9 MB in the end (delta: 159.4 MB). Free memory was 47.8 MB in the beginning and 181.4 MB in the end (delta: -133.5 MB). Peak memory consumption was 110.6 MB. Max. memory is 16.1 GB. [2020-12-09 12:57:07,555 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 98.6 MB. Free memory is still 64.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 12:57:07,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8330.83 ms. Allocated memory was 98.6 MB in the beginning and 257.9 MB in the end (delta: 159.4 MB). Free memory was 47.6 MB in the beginning and 181.4 MB in the end (delta: -133.8 MB). Peak memory consumption was 110.6 MB. Max. memory is 16.1 GB. [2020-12-09 12:57:07,557 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 98.6 MB. Free memory is still 64.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8330.83 ms. Allocated memory was 98.6 MB in the beginning and 257.9 MB in the end (delta: 159.4 MB). Free memory was 47.6 MB in the beginning and 181.4 MB in the end (delta: -133.8 MB). Peak memory consumption was 110.6 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 12:57:08,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 12:57:08,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 12:57:08,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 12:57:08,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 12:57:08,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 12:57:08,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 12:57:08,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 12:57:08,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 12:57:08,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 12:57:08,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 12:57:08,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 12:57:08,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 12:57:08,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 12:57:08,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 12:57:08,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 12:57:08,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 12:57:08,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 12:57:08,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 12:57:08,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 12:57:08,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 12:57:08,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 12:57:08,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 12:57:08,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 12:57:08,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 12:57:08,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 12:57:08,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 12:57:08,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 12:57:08,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 12:57:08,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 12:57:08,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 12:57:08,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 12:57:08,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 12:57:08,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 12:57:08,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 12:57:08,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 12:57:08,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 12:57:08,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 12:57:08,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 12:57:08,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 12:57:08,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 12:57:08,919 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 12:57:08,936 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 12:57:08,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 12:57:08,937 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 12:57:08,937 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 12:57:08,938 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 12:57:08,938 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 12:57:08,938 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 12:57:08,938 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 12:57:08,938 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 12:57:08,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 12:57:08,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 12:57:08,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 12:57:08,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 12:57:08,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 12:57:08,939 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 12:57:08,939 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 12:57:08,940 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 12:57:08,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 12:57:08,940 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 12:57:08,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 12:57:08,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 12:57:08,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 12:57:08,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 12:57:08,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 12:57:08,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 12:57:08,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 12:57:08,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 12:57:08,941 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 12:57:08,941 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 12:57:08,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 12:57:08,941 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 12:57:08,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 12:57:08,942 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-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 495f3ca83429be502b8d46d0b50dc687894dce87 [2020-12-09 12:57:09,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 12:57:09,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 12:57:09,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 12:57:09,183 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 12:57:09,184 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 12:57:09,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/../../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 [2020-12-09 12:57:09,224 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/data/da041ec1e/ab83a42b5f4c4a1da2a2322c42a603e3/FLAG0f0b7009b [2020-12-09 12:57:10,208 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 12:57:10,209 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/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 [2020-12-09 12:57:10,321 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/data/da041ec1e/ab83a42b5f4c4a1da2a2322c42a603e3/FLAG0f0b7009b [2020-12-09 12:57:10,727 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cf14c11b-5b25-4eef-9e76-5bd6de1a4865/bin/utaipan/data/da041ec1e/ab83a42b5f4c4a1da2a2322c42a603e3 [2020-12-09 12:57:10,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 12:57:10,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 12:57:10,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 12:57:10,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 12:57:10,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 12:57:10,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:57:10" (1/1) ... [2020-12-09 12:57:10,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b3ecde1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:10, skipping insertion in model container [2020-12-09 12:57:10,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:57:10" (1/1) ... [2020-12-09 12:57:10,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 12:57:11,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 12:57:19,073 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2020-12-09 12:57:19,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29423763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:57:19, skipping insertion in model container [2020-12-09 12:57:19,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 12:57:19,074 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 12:57:19,076 INFO L168 Benchmark]: Toolchain (without parser) took 8337.11 ms. Allocated memory was 90.2 MB in the beginning and 155.2 MB in the end (delta: 65.0 MB). Free memory was 46.4 MB in the beginning and 55.7 MB in the end (delta: -9.3 MB). Peak memory consumption was 68.6 MB. Max. memory is 16.1 GB. [2020-12-09 12:57:19,076 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.3 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 12:57:19,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8332.12 ms. Allocated memory was 90.2 MB in the beginning and 155.2 MB in the end (delta: 65.0 MB). Free memory was 46.2 MB in the beginning and 55.7 MB in the end (delta: -9.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 16.1 GB. [2020-12-09 12:57:19,078 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.3 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8332.12 ms. Allocated memory was 90.2 MB in the beginning and 155.2 MB in the end (delta: 65.0 MB). Free memory was 46.2 MB in the beginning and 55.7 MB in the end (delta: -9.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 16.1 GB. * 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...