./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.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_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e2f6f3c42706076f5684647ff17a173806676fa1 ............................................................................................................................ 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_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.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_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e2f6f3c42706076f5684647ff17a173806676fa1 .............................................................................................................................. 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 00:19:42,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:19:42,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:19:42,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:19:42,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:19:42,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:19:42,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:19:42,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:19:42,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:19:42,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:19:42,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:19:42,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:19:42,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:19:42,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:19:42,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:19:42,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:19:42,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:19:42,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:19:42,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:19:42,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:19:42,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:19:42,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:19:42,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:19:42,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:19:42,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:19:42,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:19:42,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:19:42,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:19:42,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:19:42,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:19:42,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:19:42,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:19:42,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:19:42,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:19:42,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:19:42,430 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:19:42,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:19:42,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:19:42,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:19:42,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:19:42,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:19:42,434 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-11 00:19:42,470 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:19:42,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:19:42,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:19:42,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:19:42,474 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:19:42,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:19:42,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:19:42,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:19:42,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:19:42,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:19:42,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:19:42,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:19:42,483 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:19:42,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:19:42,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:19:42,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:19:42,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:19:42,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:19:42,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:19:42,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:19:42,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:19:42,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:19:42,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:19:42,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:19:42,486 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:19:42,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2021-10-11 00:19:42,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:19:42,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:19:42,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:19:42,793 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:19:42,794 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:19:42,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/../../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 [2021-10-11 00:19:42,857 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/data/217ceb595/c52a78c155224a8ab35747a6c5206b9a/FLAGff466fa8b [2021-10-11 00:19:44,743 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:19:44,745 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/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 [2021-10-11 00:19:44,905 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/data/217ceb595/c52a78c155224a8ab35747a6c5206b9a/FLAGff466fa8b [2021-10-11 00:19:45,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/data/217ceb595/c52a78c155224a8ab35747a6c5206b9a [2021-10-11 00:19:45,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:19:45,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:19:45,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:19:45,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:19:45,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:19:45,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:19:45" (1/1) ... [2021-10-11 00:19:45,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca46055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:45, skipping insertion in model container [2021-10-11 00:19:45,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:19:45" (1/1) ... [2021-10-11 00:19:45,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:19:45,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:19:47,793 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 [2021-10-11 00:19:47,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3916fc6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:47, skipping insertion in model container [2021-10-11 00:19:47,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:19:47,796 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 00:19:47,799 INFO L168 Benchmark]: Toolchain (without parser) took 2554.43 ms. Allocated memory is still 190.8 MB. Free memory was 119.4 MB in the beginning and 87.5 MB in the end (delta: 31.9 MB). Peak memory consumption was 62.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:19:47,800 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 107.0 MB. Free memory is still 86.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:19:47,802 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2552.60 ms. Allocated memory is still 190.8 MB. Free memory was 119.4 MB in the beginning and 87.5 MB in the end (delta: 31.9 MB). Peak memory consumption was 62.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:19:47,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 107.0 MB. Free memory is still 86.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2552.60 ms. Allocated memory is still 190.8 MB. Free memory was 119.4 MB in the beginning and 87.5 MB in the end (delta: 31.9 MB). Peak memory consumption was 62.8 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... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:19:50,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:19:50,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:19:50,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:19:50,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:19:50,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:19:50,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:19:50,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:19:50,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:19:50,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:19:50,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:19:50,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:19:50,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:19:50,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:19:50,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:19:50,211 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:19:50,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:19:50,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:19:50,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:19:50,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:19:50,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:19:50,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:19:50,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:19:50,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:19:50,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:19:50,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:19:50,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:19:50,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:19:50,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:19:50,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:19:50,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:19:50,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:19:50,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:19:50,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:19:50,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:19:50,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:19:50,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:19:50,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:19:50,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:19:50,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:19:50,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:19:50,261 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-11 00:19:50,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:19:50,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:19:50,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:19:50,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:19:50,305 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:19:50,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:19:50,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:19:50,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:19:50,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:19:50,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:19:50,307 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 00:19:50,307 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 00:19:50,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:19:50,307 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:19:50,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:19:50,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:19:50,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:19:50,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:19:50,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:19:50,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:19:50,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:19:50,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:19:50,310 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-11 00:19:50,310 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 00:19:50,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:19:50,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:19:50,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 00:19:50,310 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_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2021-10-11 00:19:50,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:19:50,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:19:50,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:19:50,712 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:19:50,713 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:19:50,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/../../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 [2021-10-11 00:19:50,779 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/data/a86a237f6/0d093a7a705e4c228e4c73b25dfd4952/FLAG6223c1a11 [2021-10-11 00:19:52,908 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:19:52,909 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/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 [2021-10-11 00:19:53,070 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/data/a86a237f6/0d093a7a705e4c228e4c73b25dfd4952/FLAG6223c1a11 [2021-10-11 00:19:53,111 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32718bd4-761a-441b-ae84-a0627b82d2bf/bin/uautomizer-Z5i5R5N3CC/data/a86a237f6/0d093a7a705e4c228e4c73b25dfd4952 [2021-10-11 00:19:53,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:19:53,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:19:53,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:19:53,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:19:53,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:19:53,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:19:53" (1/1) ... [2021-10-11 00:19:53,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3033f139 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:53, skipping insertion in model container [2021-10-11 00:19:53,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:19:53" (1/1) ... [2021-10-11 00:19:53,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:19:53,823 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:19:55,666 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 [2021-10-11 00:19:55,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5718b05b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:19:55, skipping insertion in model container [2021-10-11 00:19:55,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:19:55,667 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 00:19:55,671 INFO L168 Benchmark]: Toolchain (without parser) took 2552.08 ms. Allocated memory was 140.5 MB in the beginning and 260.0 MB in the end (delta: 119.5 MB). Free memory was 72.6 MB in the beginning and 152.6 MB in the end (delta: -80.0 MB). Peak memory consumption was 67.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:19:55,672 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:19:55,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2548.01 ms. Allocated memory was 140.5 MB in the beginning and 260.0 MB in the end (delta: 119.5 MB). Free memory was 72.2 MB in the beginning and 152.6 MB in the end (delta: -80.4 MB). Peak memory consumption was 67.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:19:55,676 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory is still 42.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2548.01 ms. Allocated memory was 140.5 MB in the beginning and 260.0 MB in the end (delta: 119.5 MB). Free memory was 72.2 MB in the beginning and 152.6 MB in the end (delta: -80.4 MB). Peak memory consumption was 67.1 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...