./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/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_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG --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 ccb132c695bb8de4b780a866890bb06110154d1122dafb82c924b78db0c67895 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/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_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG --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 ccb132c695bb8de4b780a866890bb06110154d1122dafb82c924b78db0c67895 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:33:35,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:33:35,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:33:35,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:33:35,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:33:35,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:33:35,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:33:35,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:33:35,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:33:35,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:33:35,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:33:35,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:33:35,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:33:35,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:33:35,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:33:35,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:33:35,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:33:35,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:33:35,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:33:35,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:33:35,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:33:35,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:33:35,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:33:35,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:33:35,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:33:35,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:33:35,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:33:35,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:33:35,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:33:35,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:33:35,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:33:35,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:33:35,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:33:35,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:33:35,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:33:35,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:33:35,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:33:35,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:33:35,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:33:35,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:33:35,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:33:35,680 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-29 05:33:35,712 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:33:35,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:33:35,713 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:33:35,713 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:33:35,714 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:33:35,714 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:33:35,714 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:33:35,715 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:33:35,715 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:33:35,715 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:33:35,715 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:33:35,716 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:33:35,716 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:33:35,716 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:33:35,717 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:33:35,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:33:35,718 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:33:35,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:33:35,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:33:35,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:33:35,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:33:35,719 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:33:35,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:33:35,720 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:33:35,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:33:35,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:33:35,720 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:33:35,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:33:35,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:33:35,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:33:35,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:33:35,722 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:33:35,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:33:35,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:33:35,723 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:33:35,723 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:33:35,723 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_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccb132c695bb8de4b780a866890bb06110154d1122dafb82c924b78db0c67895 [2021-10-29 05:33:36,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:33:36,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:33:36,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:33:36,084 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:33:36,085 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:33:36,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i [2021-10-29 05:33:36,159 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/data/d54d5e8f0/ff19190e467f4b2388e8b9accf555418/FLAGa1676a80d [2021-10-29 05:33:37,301 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:33:37,303 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i [2021-10-29 05:33:37,402 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/data/d54d5e8f0/ff19190e467f4b2388e8b9accf555418/FLAGa1676a80d [2021-10-29 05:33:37,552 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/data/d54d5e8f0/ff19190e467f4b2388e8b9accf555418 [2021-10-29 05:33:37,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:33:37,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:33:37,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:33:37,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:33:37,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:33:37,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:33:37" (1/1) ... [2021-10-29 05:33:37,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28536ecb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:33:37, skipping insertion in model container [2021-10-29 05:33:37,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:33:37" (1/1) ... [2021-10-29 05:33:37,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:33:37,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:33:39,297 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:33:39,298 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:33:39,299 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:33:39,301 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:33:39,357 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i[156044,156057] [2021-10-29 05:33:39,501 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$X~varArgs~~TO~VOID [2021-10-29 05:33:39,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@71c4729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:33:39, skipping insertion in model container [2021-10-29 05:33:39,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:33:39,503 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:33:39,505 INFO L168 Benchmark]: Toolchain (without parser) took 1946.97 ms. Allocated memory is still 111.1 MB. Free memory was 60.1 MB in the beginning and 66.4 MB in the end (delta: -6.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:33:39,506 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory is still 38.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:33:39,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1931.35 ms. Allocated memory is still 111.1 MB. Free memory was 60.1 MB in the beginning and 66.4 MB in the end (delta: -6.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:33:39,509 INFO L339 ainManager$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 79.7 MB. Free memory is still 38.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1931.35 ms. Allocated memory is still 111.1 MB. Free memory was 60.1 MB in the beginning and 66.4 MB in the end (delta: -6.3 MB). Peak memory consumption was 22.3 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 0.2.1-dev-b2eff8b [2021-10-29 05:33:42,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:33:42,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:33:42,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:33:42,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:33:42,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:33:42,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:33:42,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:33:42,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:33:42,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:33:42,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:33:42,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:33:42,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:33:42,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:33:42,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:33:42,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:33:42,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:33:42,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:33:42,165 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:33:42,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:33:42,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:33:42,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:33:42,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:33:42,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:33:42,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:33:42,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:33:42,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:33:42,195 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:33:42,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:33:42,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:33:42,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:33:42,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:33:42,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:33:42,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:33:42,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:33:42,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:33:42,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:33:42,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:33:42,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:33:42,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:33:42,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:33:42,209 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-29 05:33:42,261 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:33:42,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:33:42,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:33:42,263 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:33:42,264 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:33:42,264 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:33:42,264 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:33:42,264 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:33:42,265 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:33:42,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:33:42,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:33:42,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:33:42,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:33:42,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:33:42,270 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:33:42,270 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:33:42,270 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:33:42,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:33:42,271 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:33:42,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:33:42,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:33:42,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:33:42,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:33:42,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:33:42,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:33:42,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:33:42,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:33:42,274 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:33:42,274 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:33:42,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:33:42,274 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:33:42,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:33:42,275 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_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccb132c695bb8de4b780a866890bb06110154d1122dafb82c924b78db0c67895 [2021-10-29 05:33:42,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:33:42,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:33:42,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:33:42,804 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:33:42,805 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:33:42,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i [2021-10-29 05:33:42,881 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/data/4865cfcb4/8fb91b63cc1e4eeda8512309a94a5102/FLAG98a95e747 [2021-10-29 05:33:44,024 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:33:44,026 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i [2021-10-29 05:33:44,104 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/data/4865cfcb4/8fb91b63cc1e4eeda8512309a94a5102/FLAG98a95e747 [2021-10-29 05:33:44,245 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/bin/utaipan-SDwSMHVbGG/data/4865cfcb4/8fb91b63cc1e4eeda8512309a94a5102 [2021-10-29 05:33:44,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:33:44,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:33:44,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:33:44,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:33:44,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:33:44,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:33:44" (1/1) ... [2021-10-29 05:33:44,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2135e2da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:33:44, skipping insertion in model container [2021-10-29 05:33:44,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:33:44" (1/1) ... [2021-10-29 05:33:44,266 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:33:44,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:33:45,942 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_746f2ed2-daa9-41f1-af2f-2a28f1a6135c/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-isdn-mISDN-mISDN_core.ko.cil.out.i[156044,156057] [2021-10-29 05:33:46,121 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~$Pointer$X~varArgs~~TO~VOID [2021-10-29 05:33:46,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4379f650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:33:46, skipping insertion in model container [2021-10-29 05:33:46,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:33:46,123 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:33:46,126 INFO L168 Benchmark]: Toolchain (without parser) took 1875.68 ms. Allocated memory was 60.8 MB in the beginning and 90.2 MB in the end (delta: 29.4 MB). Free memory was 32.9 MB in the beginning and 42.5 MB in the end (delta: -9.5 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:33:46,127 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 60.8 MB. Free memory is still 41.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:33:46,128 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1871.62 ms. Allocated memory was 60.8 MB in the beginning and 90.2 MB in the end (delta: 29.4 MB). Free memory was 32.8 MB in the beginning and 42.5 MB in the end (delta: -9.7 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:33:46,131 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 60.8 MB. Free memory is still 41.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1871.62 ms. Allocated memory was 60.8 MB in the beginning and 90.2 MB in the end (delta: 29.4 MB). Free memory was 32.8 MB in the beginning and 42.5 MB in the end (delta: -9.7 MB). Peak memory consumption was 30.8 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...