./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-43_2a-drivers--net--wireless--ath--ath5k--ath5k.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_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI --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 5ed23de9e7d920a3ccc9fd71c3d3ec80b9a5370b ....................................................................................................................................... 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_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI --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 5ed23de9e7d920a3ccc9fd71c3d3ec80b9a5370b ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:26:04,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:04,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:04,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:04,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:04,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:04,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:04,303 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:04,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:04,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:04,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:04,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:04,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:04,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:04,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:04,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:04,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:04,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:04,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:04,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:04,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:04,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:04,332 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:04,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:04,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:04,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:04,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:04,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:04,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:04,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:04,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:04,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:04,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:04,345 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:04,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:04,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:04,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:04,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:04,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:04,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:04,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:04,351 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-11 02:26:04,381 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:04,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:04,382 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:04,382 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:04,382 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:04,382 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:04,383 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:26:04,383 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:04,383 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:04,383 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:26:04,383 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:26:04,384 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:04,384 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:26:04,384 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:26:04,384 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:26:04,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:04,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:26:04,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:04,386 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:04,386 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:04,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:04,386 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:04,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:04,387 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:04,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:04,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:04,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:04,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:04,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:04,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:04,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:04,388 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:26:04,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:26:04,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:04,389 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:04,389 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:04,389 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_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ed23de9e7d920a3ccc9fd71c3d3ec80b9a5370b [2021-10-11 02:26:04,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:04,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:04,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:04,720 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:04,722 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:04,723 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2021-10-11 02:26:04,822 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/data/1224a03fc/cc1b2ca2d958494fb7fdc8e2c2a13772/FLAGcea0211b5 [2021-10-11 02:26:06,203 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:06,203 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2021-10-11 02:26:06,324 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/data/1224a03fc/cc1b2ca2d958494fb7fdc8e2c2a13772/FLAGcea0211b5 [2021-10-11 02:26:06,680 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/data/1224a03fc/cc1b2ca2d958494fb7fdc8e2c2a13772 [2021-10-11 02:26:06,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:06,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:06,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:06,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:06,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:06,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:06" (1/1) ... [2021-10-11 02:26:06,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@432c80e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:06, skipping insertion in model container [2021-10-11 02:26:06,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:06" (1/1) ... [2021-10-11 02:26:06,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:07,078 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:09,382 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk [2021-10-11 02:26:09,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7856f665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:09, skipping insertion in model container [2021-10-11 02:26:09,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:09,386 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:26:09,390 INFO L168 Benchmark]: Toolchain (without parser) took 2702.82 ms. Allocated memory was 107.0 MB in the beginning and 163.6 MB in the end (delta: 56.6 MB). Free memory was 48.7 MB in the beginning and 96.9 MB in the end (delta: -48.2 MB). Peak memory consumption was 61.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:09,392 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 83.9 MB. Free memory was 42.6 MB in the beginning and 42.6 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:09,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2699.60 ms. Allocated memory was 107.0 MB in the beginning and 163.6 MB in the end (delta: 56.6 MB). Free memory was 48.7 MB in the beginning and 96.9 MB in the end (delta: -48.2 MB). Peak memory consumption was 61.9 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:09,397 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 83.9 MB. Free memory was 42.6 MB in the beginning and 42.6 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2699.60 ms. Allocated memory was 107.0 MB in the beginning and 163.6 MB in the end (delta: 56.6 MB). Free memory was 48.7 MB in the beginning and 96.9 MB in the end (delta: -48.2 MB). Peak memory consumption was 61.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10016]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:26:11,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:26:11,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:26:11,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:26:11,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:26:11,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:26:11,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:26:11,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:26:11,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:26:11,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:26:11,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:26:11,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:26:11,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:26:11,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:26:11,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:26:11,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:26:11,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:26:11,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:26:11,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:26:11,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:26:11,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:26:11,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:26:11,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:26:11,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:26:11,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:26:11,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:26:11,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:26:11,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:26:11,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:26:11,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:26:11,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:26:11,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:26:11,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:26:11,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:26:11,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:26:11,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:26:11,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:26:11,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:26:11,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:26:11,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:26:11,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:26:11,830 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-11 02:26:11,881 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:26:11,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:26:11,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:26:11,883 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:26:11,883 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:26:11,897 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:26:11,897 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:26:11,898 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:26:11,898 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:26:11,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:26:11,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:26:11,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:26:11,902 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:26:11,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:26:11,902 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:26:11,903 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:26:11,903 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:26:11,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:26:11,904 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:26:11,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:26:11,904 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:26:11,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:26:11,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:26:11,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:26:11,905 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:26:11,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:26:11,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:26:11,906 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:26:11,907 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:26:11,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:26:11,907 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:26:11,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:26:11,908 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_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ed23de9e7d920a3ccc9fd71c3d3ec80b9a5370b [2021-10-11 02:26:12,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:26:12,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:26:12,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:26:12,365 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:26:12,367 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:26:12,368 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2021-10-11 02:26:12,446 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/data/ed8d6d921/54d59add6ac04e458b3c8b70dbefb902/FLAG0ce2ba5c7 [2021-10-11 02:26:14,244 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:26:14,246 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--ath--ath5k--ath5k.ko-entry_point.cil.out.i [2021-10-11 02:26:14,390 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/data/ed8d6d921/54d59add6ac04e458b3c8b70dbefb902/FLAG0ce2ba5c7 [2021-10-11 02:26:14,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fd08604-13bb-4cfa-b581-990fbd5dbf0f/bin/utaipan-WLngWcDbfI/data/ed8d6d921/54d59add6ac04e458b3c8b70dbefb902 [2021-10-11 02:26:14,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:26:14,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:26:14,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:14,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:26:14,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:26:14,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:14" (1/1) ... [2021-10-11 02:26:14,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be54a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:14, skipping insertion in model container [2021-10-11 02:26:14,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:26:14" (1/1) ... [2021-10-11 02:26:14,484 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:26:14,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:26:17,290 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk [2021-10-11 02:26:17,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@163d174f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:26:17, skipping insertion in model container [2021-10-11 02:26:17,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:26:17,292 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:26:17,295 INFO L168 Benchmark]: Toolchain (without parser) took 2835.77 ms. Allocated memory was 83.9 MB in the beginning and 130.0 MB in the end (delta: 46.1 MB). Free memory was 42.0 MB in the beginning and 54.9 MB in the end (delta: -12.9 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:17,296 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 66.5 MB in the beginning and 66.4 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:26:17,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2831.61 ms. Allocated memory was 83.9 MB in the beginning and 130.0 MB in the end (delta: 46.1 MB). Free memory was 41.8 MB in the beginning and 54.9 MB in the end (delta: -13.1 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:26:17,300 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 66.5 MB in the beginning and 66.4 MB in the end (delta: 75.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2831.61 ms. Allocated memory was 83.9 MB in the beginning and 130.0 MB in the end (delta: 46.1 MB). Free memory was 41.8 MB in the beginning and 54.9 MB in the end (delta: -13.1 MB). Peak memory consumption was 51.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10016]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: _ath5k_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...