./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-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8 --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 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:25:01,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:25:01,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:25:01,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:25:01,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:25:01,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:25:01,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:25:01,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:25:01,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:25:01,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:25:01,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:25:01,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:25:01,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:25:01,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:25:01,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:25:01,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:25:01,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:25:01,324 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:25:01,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:25:01,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:25:01,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:25:01,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:25:01,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:25:01,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:25:01,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:25:01,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:25:01,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:25:01,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:25:01,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:25:01,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:25:01,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:25:01,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:25:01,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:25:01,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:25:01,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:25:01,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:25:01,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:25:01,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:25:01,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:25:01,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:25:01,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:25:01,365 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 02:25:01,403 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:25:01,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:25:01,405 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:25:01,405 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:25:01,406 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:25:01,406 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:25:01,406 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:25:01,406 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:25:01,407 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:25:01,407 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:25:01,408 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:25:01,408 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:25:01,409 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:25:01,409 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:25:01,409 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:25:01,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:25:01,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:25:01,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:25:01,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:25:01,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:25:01,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:25:01,418 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:25:01,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:25:01,419 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:25:01,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:25:01,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:25:01,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:25:01,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:25:01,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:25:01,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:25:01,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:25:01,421 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:25:01,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:25:01,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:25:01,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:25:01,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:25:01,422 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_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 [2021-11-07 02:25:01,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:25:01,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:25:01,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:25:01,710 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:25:01,711 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:25:01,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-11-07 02:25:01,778 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/data/a80c08c16/cd10fd7185ab4a0981dfb4246a8ecf38/FLAG4d57fe267 [2021-11-07 02:25:04,074 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:25:04,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-11-07 02:25:04,275 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/data/a80c08c16/cd10fd7185ab4a0981dfb4246a8ecf38/FLAG4d57fe267 [2021-11-07 02:25:04,668 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/data/a80c08c16/cd10fd7185ab4a0981dfb4246a8ecf38 [2021-11-07 02:25:04,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:25:04,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:25:04,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:25:04,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:25:04,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:25:04,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:25:04" (1/1) ... [2021-11-07 02:25:04,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ac49191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:04, skipping insertion in model container [2021-11-07 02:25:04,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:25:04" (1/1) ... [2021-11-07 02:25:04,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:25:05,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:25:07,316 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2021-11-07 02:25:07,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56ca5acc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:07, skipping insertion in model container [2021-11-07 02:25:07,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:25:07,318 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:25:07,323 INFO L168 Benchmark]: Toolchain (without parser) took 2645.40 ms. Allocated memory was 109.1 MB in the beginning and 161.5 MB in the end (delta: 52.4 MB). Free memory was 41.9 MB in the beginning and 87.8 MB in the end (delta: -45.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 16.1 GB. [2021-11-07 02:25:07,325 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 109.1 MB. Free memory is still 83.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:25:07,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2639.84 ms. Allocated memory was 109.1 MB in the beginning and 161.5 MB in the end (delta: 52.4 MB). Free memory was 41.6 MB in the beginning and 87.8 MB in the end (delta: -46.3 MB). Peak memory consumption was 49.7 MB. Max. memory is 16.1 GB. [2021-11-07 02:25:07,332 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 109.1 MB. Free memory is still 83.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2639.84 ms. Allocated memory was 109.1 MB in the beginning and 161.5 MB in the end (delta: 52.4 MB). Free memory was 41.6 MB in the beginning and 87.8 MB in the end (delta: -46.3 MB). Peak memory consumption was 49.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7065]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8 --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 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:25:09,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:25:09,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:25:09,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:25:09,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:25:09,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:25:09,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:25:09,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:25:09,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:25:09,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:25:09,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:25:09,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:25:09,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:25:09,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:25:09,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:25:09,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:25:09,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:25:09,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:25:09,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:25:09,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:25:09,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:25:09,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:25:09,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:25:09,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:25:09,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:25:09,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:25:09,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:25:09,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:25:09,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:25:09,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:25:09,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:25:09,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:25:09,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:25:09,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:25:09,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:25:09,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:25:09,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:25:09,946 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:25:09,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:25:09,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:25:09,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:25:09,955 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 02:25:10,003 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:25:10,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:25:10,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:25:10,005 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:25:10,005 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:25:10,005 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:25:10,006 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:25:10,006 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:25:10,006 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:25:10,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:25:10,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:25:10,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:25:10,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:25:10,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:25:10,009 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:25:10,010 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:25:10,010 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:25:10,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:25:10,010 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:25:10,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:25:10,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:25:10,011 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:25:10,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:25:10,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:25:10,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:25:10,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:25:10,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:25:10,012 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:25:10,012 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:25:10,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:25:10,013 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:25:10,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:25:10,013 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_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 [2021-11-07 02:25:10,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:25:10,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:25:10,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:25:10,470 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:25:10,471 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:25:10,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-11-07 02:25:10,563 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/data/066d35bcc/3d2eb2e836b14dbfa9d0099f1f88d3b0/FLAG72f028d53 [2021-11-07 02:25:12,746 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:25:12,748 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-11-07 02:25:12,938 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/data/066d35bcc/3d2eb2e836b14dbfa9d0099f1f88d3b0/FLAG72f028d53 [2021-11-07 02:25:13,483 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48dc0177-9746-42f5-b224-0582eb4acbdb/bin/utaipan-UUZaoUuFF8/data/066d35bcc/3d2eb2e836b14dbfa9d0099f1f88d3b0 [2021-11-07 02:25:13,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:25:13,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:25:13,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:25:13,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:25:13,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:25:13,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:25:13" (1/1) ... [2021-11-07 02:25:13,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@397a8758 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:13, skipping insertion in model container [2021-11-07 02:25:13,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:25:13" (1/1) ... [2021-11-07 02:25:13,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:25:14,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:25:15,756 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2021-11-07 02:25:15,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6aa42a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:25:15, skipping insertion in model container [2021-11-07 02:25:15,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:25:15,757 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:25:15,760 INFO L168 Benchmark]: Toolchain (without parser) took 2271.01 ms. Allocated memory was 109.1 MB in the beginning and 201.3 MB in the end (delta: 92.3 MB). Free memory was 47.8 MB in the beginning and 116.7 MB in the end (delta: -68.8 MB). Peak memory consumption was 92.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:25:15,761 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 69.2 MB. Free memory is still 50.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:25:15,762 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2268.74 ms. Allocated memory was 109.1 MB in the beginning and 201.3 MB in the end (delta: 92.3 MB). Free memory was 47.6 MB in the beginning and 116.7 MB in the end (delta: -69.1 MB). Peak memory consumption was 92.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:25:15,764 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 69.2 MB. Free memory is still 50.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2268.74 ms. Allocated memory was 109.1 MB in the beginning and 201.3 MB in the end (delta: 92.3 MB). Free memory was 47.6 MB in the beginning and 116.7 MB in the end (delta: -69.1 MB). Peak memory consumption was 92.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7065]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN