./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/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 e8d518099af7f15a81e7777e3100f020b87820e2 ............................................................................................................................................. 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_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/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 e8d518099af7f15a81e7777e3100f020b87820e2 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:03:40,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:03:40,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:03:40,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:03:40,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:03:40,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:03:40,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:03:40,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:03:40,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:03:40,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:03:40,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:03:40,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:03:40,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:03:40,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:03:40,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:03:40,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:03:40,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:03:40,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:03:40,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:03:40,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:03:40,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:03:40,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:03:40,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:03:40,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:03:40,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:03:40,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:03:40,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:03:40,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:03:40,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:03:40,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:03:40,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:03:40,498 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:03:40,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:03:40,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:03:40,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:03:40,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:03:40,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:03:40,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:03:40,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:03:40,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:03:40,511 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:03:40,514 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-30 02:03:40,569 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:03:40,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:03:40,571 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:03:40,572 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:03:40,572 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:03:40,572 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:03:40,572 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 02:03:40,573 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:03:40,573 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:03:40,573 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 02:03:40,575 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 02:03:40,575 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:03:40,575 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 02:03:40,576 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 02:03:40,576 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 02:03:40,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:03:40,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:03:40,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:03:40,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:03:40,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:03:40,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:03:40,579 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:03:40,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:03:40,579 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:03:40,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:03:40,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:03:40,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:03:40,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:03:40,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:03:40,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:03:40,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:03:40,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:03:40,582 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 02:03:40,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 02:03:40,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:03:40,583 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:03:40,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:03:40,584 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-30 02:03:40,584 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_7459ed56-bf0f-4341-ab4d-2398a9796f17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8d518099af7f15a81e7777e3100f020b87820e2 [2020-11-30 02:03:40,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:03:40,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:03:40,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:03:40,909 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:03:40,910 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:03:40,911 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i [2020-11-30 02:03:41,002 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/data/579eb3add/6bfbe286361b434f9dcb37e6c3dff2c8/FLAG3702daea5 [2020-11-30 02:03:42,157 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:03:42,158 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i [2020-11-30 02:03:42,235 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/data/579eb3add/6bfbe286361b434f9dcb37e6c3dff2c8/FLAG3702daea5 [2020-11-30 02:03:42,393 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/data/579eb3add/6bfbe286361b434f9dcb37e6c3dff2c8 [2020-11-30 02:03:42,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:03:42,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:03:42,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:03:42,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:03:42,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:03:42,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:03:42" (1/1) ... [2020-11-30 02:03:42,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@723add27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:03:42, skipping insertion in model container [2020-11-30 02:03:42,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:03:42" (1/1) ... [2020-11-30 02:03:42,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:03:42,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:03:43,875 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 02:03:43,876 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 02:03:43,878 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 02:03:43,880 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 02:03:44,119 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$X~varArgs~~TO~VOID [2020-11-30 02:03:44,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7fedd284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:03:44, skipping insertion in model container [2020-11-30 02:03:44,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:03:44,121 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 02:03:44,123 INFO L168 Benchmark]: Toolchain (without parser) took 1723.85 ms. Allocated memory is still 119.5 MB. Free memory was 84.8 MB in the beginning and 78.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 53.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:44,124 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 83.9 MB. Free memory was 41.2 MB in the beginning and 41.2 MB in the end (delta: 41.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:03:44,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1720.63 ms. Allocated memory is still 119.5 MB. Free memory was 84.8 MB in the beginning and 78.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 53.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:44,127 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 83.9 MB. Free memory was 41.2 MB in the beginning and 41.2 MB in the end (delta: 41.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1720.63 ms. Allocated memory is still 119.5 MB. Free memory was 84.8 MB in the beginning and 78.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 53.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5682]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$X~varArgs~~TO~VOID RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:03:46,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:03:46,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:03:46,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:03:46,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:03:46,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:03:46,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:03:46,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:03:46,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:03:46,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:03:46,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:03:46,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:03:46,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:03:46,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:03:46,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:03:46,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:03:46,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:03:46,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:03:46,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:03:46,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:03:46,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:03:46,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:03:46,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:03:46,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:03:46,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:03:46,945 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:03:46,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:03:46,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:03:46,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:03:46,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:03:46,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:03:46,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:03:46,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:03:46,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:03:46,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:03:46,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:03:46,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:03:46,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:03:46,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:03:46,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:03:46,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:03:46,958 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-30 02:03:46,985 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:03:46,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:03:46,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:03:46,987 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:03:46,987 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:03:46,987 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:03:46,987 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:03:46,988 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:03:46,988 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:03:46,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:03:46,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:03:46,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:03:46,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:03:46,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:03:46,990 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:03:46,990 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 02:03:46,990 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 02:03:46,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:03:46,991 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:03:46,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:03:46,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:03:46,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 02:03:46,991 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:03:46,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:03:46,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:03:46,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:03:46,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:03:46,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:03:47,008 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 02:03:47,009 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 02:03:47,009 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:03:47,009 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:03:47,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:03:47,009 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_7459ed56-bf0f-4341-ab4d-2398a9796f17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e8d518099af7f15a81e7777e3100f020b87820e2 [2020-11-30 02:03:47,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:03:47,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:03:47,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:03:47,492 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:03:47,493 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:03:47,494 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i [2020-11-30 02:03:47,594 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/data/68b8fd98b/cedae22ab3324fdf9f71f90e77fad29b/FLAG83753e8e9 [2020-11-30 02:03:48,845 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:03:48,846 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i [2020-11-30 02:03:48,920 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/data/68b8fd98b/cedae22ab3324fdf9f71f90e77fad29b/FLAG83753e8e9 [2020-11-30 02:03:49,025 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7459ed56-bf0f-4341-ab4d-2398a9796f17/bin/utaipan/data/68b8fd98b/cedae22ab3324fdf9f71f90e77fad29b [2020-11-30 02:03:49,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:03:49,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:03:49,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:03:49,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:03:49,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:03:49,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:03:49" (1/1) ... [2020-11-30 02:03:49,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d934d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:03:49, skipping insertion in model container [2020-11-30 02:03:49,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:03:49" (1/1) ... [2020-11-30 02:03:49,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:03:49,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:03:51,117 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$X~varArgs~~TO~VOID [2020-11-30 02:03:51,118 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a2aabc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:03:51, skipping insertion in model container [2020-11-30 02:03:51,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:03:51,118 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 02:03:51,121 INFO L168 Benchmark]: Toolchain (without parser) took 2089.32 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 38.5 MB in the beginning and 62.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:51,122 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 75.5 MB. Free memory is still 56.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:03:51,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2086.35 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 38.3 MB in the beginning and 62.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2020-11-30 02:03:51,125 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 75.5 MB. Free memory is still 56.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2086.35 ms. Allocated memory was 75.5 MB in the beginning and 102.8 MB in the end (delta: 27.3 MB). Free memory was 38.3 MB in the beginning and 62.3 MB in the end (delta: -24.0 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5682]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$X~varArgs~~TO~VOID RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...