./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 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 0.2.1-dev-20ed64e [2021-08-26 19:15:49,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 19:15:49,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 19:15:49,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 19:15:49,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 19:15:49,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 19:15:49,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 19:15:49,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 19:15:49,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 19:15:49,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 19:15:49,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 19:15:49,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 19:15:49,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 19:15:49,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 19:15:49,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 19:15:49,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 19:15:49,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 19:15:49,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 19:15:49,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 19:15:49,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 19:15:49,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 19:15:49,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 19:15:49,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 19:15:49,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 19:15:49,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 19:15:49,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 19:15:49,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 19:15:49,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 19:15:49,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 19:15:49,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 19:15:49,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 19:15:49,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 19:15:49,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 19:15:49,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 19:15:49,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 19:15:49,821 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 19:15:49,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 19:15:49,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 19:15:49,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 19:15:49,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 19:15:49,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 19:15:49,827 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-26 19:15:49,857 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 19:15:49,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 19:15:49,859 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 19:15:49,859 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 19:15:49,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 19:15:49,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 19:15:49,861 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 19:15:49,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 19:15:49,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 19:15:49,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 19:15:49,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 19:15:49,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 19:15:49,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 19:15:49,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 19:15:49,862 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 19:15:49,862 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 19:15:49,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 19:15:49,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 19:15:49,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 19:15:49,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 19:15:49,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 19:15:49,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 19:15:49,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 19:15:49,864 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 19:15:49,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 19:15:49,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 19:15:49,864 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 19:15:49,864 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2021-08-26 19:15:50,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 19:15:50,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 19:15:50,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 19:15:50,164 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 19:15:50,165 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 19:15:50,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../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 [2021-08-26 19:15:50,216 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77f48b9f1/826eb93447de4d78b8ceab4adb93e142/FLAGf5bb6fe71 [2021-08-26 19:15:51,669 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 19:15:51,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/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 [2021-08-26 19:15:51,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77f48b9f1/826eb93447de4d78b8ceab4adb93e142/FLAGf5bb6fe71 [2021-08-26 19:15:52,246 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77f48b9f1/826eb93447de4d78b8ceab4adb93e142 [2021-08-26 19:15:52,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 19:15:52,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 19:15:52,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 19:15:52,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 19:15:52,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 19:15:52,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:15:52" (1/1) ... [2021-08-26 19:15:52,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f0923fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:15:52, skipping insertion in model container [2021-08-26 19:15:52,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:15:52" (1/1) ... [2021-08-26 19:15:52,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 19:15:52,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 19:15:54,270 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 [2021-08-26 19:15:54,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d412fdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:15:54, skipping insertion in model container [2021-08-26 19:15:54,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 19:15:54,272 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 19:15:54,274 INFO L168 Benchmark]: Toolchain (without parser) took 2022.39 ms. Allocated memory was 182.5 MB in the beginning and 293.6 MB in the end (delta: 111.1 MB). Free memory was 119.4 MB in the beginning and 185.7 MB in the end (delta: -66.3 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.1 GB. [2021-08-26 19:15:54,275 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 56.6 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 50.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 19:15:54,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2020.56 ms. Allocated memory was 182.5 MB in the beginning and 293.6 MB in the end (delta: 111.1 MB). Free memory was 119.4 MB in the beginning and 185.7 MB in the end (delta: -66.3 MB). Peak memory consumption was 62.9 MB. Max. memory is 16.1 GB. [2021-08-26 19:15:54,278 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 56.6 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 50.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2020.56 ms. Allocated memory was 182.5 MB in the beginning and 293.6 MB in the end (delta: 111.1 MB). Free memory was 119.4 MB in the beginning and 185.7 MB in the end (delta: -66.3 MB). Peak memory consumption was 62.9 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 0.2.1-dev-20ed64e [2021-08-26 19:15:55,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 19:15:55,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 19:15:55,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 19:15:55,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 19:15:55,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 19:15:55,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 19:15:55,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 19:15:55,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 19:15:55,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 19:15:55,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 19:15:55,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 19:15:55,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 19:15:55,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 19:15:55,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 19:15:55,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 19:15:55,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 19:15:55,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 19:15:55,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 19:15:55,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 19:15:55,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 19:15:55,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 19:15:55,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 19:15:55,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 19:15:55,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 19:15:55,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 19:15:55,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 19:15:55,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 19:15:55,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 19:15:55,988 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 19:15:55,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 19:15:55,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 19:15:55,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 19:15:55,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 19:15:55,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 19:15:55,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 19:15:55,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 19:15:55,992 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 19:15:55,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 19:15:55,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 19:15:55,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 19:15:55,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-26 19:15:56,028 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 19:15:56,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 19:15:56,030 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 19:15:56,030 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 19:15:56,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 19:15:56,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 19:15:56,032 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 19:15:56,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 19:15:56,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 19:15:56,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 19:15:56,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 19:15:56,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 19:15:56,033 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-26 19:15:56,034 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-26 19:15:56,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 19:15:56,034 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 19:15:56,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 19:15:56,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 19:15:56,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 19:15:56,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 19:15:56,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 19:15:56,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 19:15:56,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 19:15:56,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 19:15:56,035 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-26 19:15:56,035 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-26 19:15:56,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 19:15:56,036 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 19:15:56,036 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-26 19:15:56,036 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2021-08-26 19:15:56,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 19:15:56,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 19:15:56,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 19:15:56,325 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 19:15:56,326 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 19:15:56,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../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 [2021-08-26 19:15:56,370 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea0216258/748a1449600442cfb64ee686d30af605/FLAG8e72a4946 [2021-08-26 19:15:57,675 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 19:15:57,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/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 [2021-08-26 19:15:57,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea0216258/748a1449600442cfb64ee686d30af605/FLAG8e72a4946 [2021-08-26 19:15:58,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea0216258/748a1449600442cfb64ee686d30af605 [2021-08-26 19:15:58,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 19:15:58,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 19:15:58,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 19:15:58,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 19:15:58,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 19:15:58,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:15:58" (1/1) ... [2021-08-26 19:15:58,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@552fcac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:15:58, skipping insertion in model container [2021-08-26 19:15:58,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:15:58" (1/1) ... [2021-08-26 19:15:58,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 19:15:58,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 19:15:59,902 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 [2021-08-26 19:15:59,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@60bbc419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:15:59, skipping insertion in model container [2021-08-26 19:15:59,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 19:15:59,903 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-26 19:15:59,905 INFO L168 Benchmark]: Toolchain (without parser) took 1784.21 ms. Allocated memory was 172.0 MB in the beginning and 264.2 MB in the end (delta: 92.3 MB). Free memory was 104.9 MB in the beginning and 175.6 MB in the end (delta: -70.7 MB). Peak memory consumption was 73.4 MB. Max. memory is 16.1 GB. [2021-08-26 19:15:59,905 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 54.5 MB. Free memory was 35.8 MB in the beginning and 35.8 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 19:15:59,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1781.15 ms. Allocated memory was 172.0 MB in the beginning and 264.2 MB in the end (delta: 92.3 MB). Free memory was 104.4 MB in the beginning and 175.6 MB in the end (delta: -71.2 MB). Peak memory consumption was 73.4 MB. Max. memory is 16.1 GB. [2021-08-26 19:15:59,907 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 54.5 MB. Free memory was 35.8 MB in the beginning and 35.8 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1781.15 ms. Allocated memory was 172.0 MB in the beginning and 264.2 MB in the end (delta: 92.3 MB). Free memory was 104.4 MB in the beginning and 175.6 MB in the end (delta: -71.2 MB). Peak memory consumption was 73.4 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...