./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 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/config/KojakReach.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-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak --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 Kojak --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-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/config/KojakReach.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-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak --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 Kojak --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 0.2.0-69874e2 [2020-12-01 17:51:21,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:51:21,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:51:21,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:51:21,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:51:21,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:51:21,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:51:21,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:51:21,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:51:21,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:51:21,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:51:21,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:51:21,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:51:21,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:51:21,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:51:21,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:51:21,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:51:21,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:51:21,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:51:21,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:51:21,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:51:21,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:51:21,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:51:21,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:51:21,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:51:21,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:51:21,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:51:21,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:51:21,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:51:21,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:51:21,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:51:21,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:51:21,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:51:21,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:51:21,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:51:21,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:51:21,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:51:21,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:51:21,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:51:21,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:51:21,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:51:21,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 17:51:21,882 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:51:21,883 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:51:21,885 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:51:21,885 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:51:21,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:51:21,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:51:21,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:51:21,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:51:21,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:51:21,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:51:21,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:51:21,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:51:21,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:51:21,890 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:51:21,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:51:21,891 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:51:21,891 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:51:21,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:51:21,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:51:21,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:51:21,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:51:21,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:51:21,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:51:21,894 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:51:21,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:51:21,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:51:21,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:51:21,895 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2020-12-01 17:51:22,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:51:22,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:51:22,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:51:22,298 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:51:22,307 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:51:22,308 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/../../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 [2020-12-01 17:51:22,420 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/data/dd8c845b6/70aa4450e5814d109ba2804691552198/FLAG6380599cb [2020-12-01 17:51:24,812 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:51:24,813 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/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 [2020-12-01 17:51:25,049 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/data/dd8c845b6/70aa4450e5814d109ba2804691552198/FLAG6380599cb [2020-12-01 17:51:25,397 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/data/dd8c845b6/70aa4450e5814d109ba2804691552198 [2020-12-01 17:51:25,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:51:25,402 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:51:25,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:51:25,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:51:25,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:51:25,410 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:51:25" (1/1) ... [2020-12-01 17:51:25,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@225aadc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:25, skipping insertion in model container [2020-12-01 17:51:25,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:51:25" (1/1) ... [2020-12-01 17:51:25,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:51:26,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:51:28,567 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 [2020-12-01 17:51:28,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14634bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:28, skipping insertion in model container [2020-12-01 17:51:28,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:51:28,569 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 17:51:28,573 INFO L168 Benchmark]: Toolchain (without parser) took 3167.97 ms. Allocated memory was 113.2 MB in the beginning and 201.3 MB in the end (delta: 88.1 MB). Free memory was 41.2 MB in the beginning and 125.3 MB in the end (delta: -84.1 MB). Peak memory consumption was 95.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:51:28,576 INFO L168 Benchmark]: CDTParser took 1.46 ms. Allocated memory is still 94.4 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 45.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:51:28,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3164.85 ms. Allocated memory was 113.2 MB in the beginning and 201.3 MB in the end (delta: 88.1 MB). Free memory was 41.2 MB in the beginning and 125.3 MB in the end (delta: -84.1 MB). Peak memory consumption was 95.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:51:28,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 ms. Allocated memory is still 94.4 MB. Free memory was 52.0 MB in the beginning and 52.0 MB in the end (delta: 45.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3164.85 ms. Allocated memory was 113.2 MB in the beginning and 201.3 MB in the end (delta: 88.1 MB). Free memory was 41.2 MB in the beginning and 125.3 MB in the end (delta: -84.1 MB). Peak memory consumption was 95.6 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 0.2.0-69874e2 [2020-12-01 17:51:31,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:51:31,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:51:31,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:51:31,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:51:31,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:51:31,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:51:31,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:51:31,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:51:31,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:51:31,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:51:31,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:51:31,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:51:31,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:51:31,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:51:31,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:51:31,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:51:31,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:51:31,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:51:31,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:51:31,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:51:31,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:51:31,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:51:31,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:51:31,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:51:31,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:51:31,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:51:31,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:51:31,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:51:31,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:51:31,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:51:31,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:51:31,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:51:31,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:51:31,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:51:31,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:51:31,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:51:31,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:51:31,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:51:31,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:51:31,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:51:31,738 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 17:51:31,793 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:51:31,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:51:31,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:51:31,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:51:31,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:51:31,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:51:31,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:51:31,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:51:31,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:51:31,803 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:51:31,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:51:31,805 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:51:31,805 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:51:31,806 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:51:31,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:51:31,806 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:51:31,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:51:31,807 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:51:31,807 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:51:31,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:51:31,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:51:31,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:51:31,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:51:31,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:51:31,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:51:31,809 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:51:31,810 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:51:31,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:51:31,810 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:51:31,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:51:31,811 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 17:51:31,811 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2020-12-01 17:51:32,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:51:32,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:51:32,364 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:51:32,366 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:51:32,367 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:51:32,368 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/../../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 [2020-12-01 17:51:32,463 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/data/810b70387/eb9748a68f5145929b342d1ebaa3e0ad/FLAG7d5ad94f9 [2020-12-01 17:51:35,673 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:51:35,674 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/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 [2020-12-01 17:51:35,869 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/data/810b70387/eb9748a68f5145929b342d1ebaa3e0ad/FLAG7d5ad94f9 [2020-12-01 17:51:36,080 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb2d3f67-da29-4533-8ee7-1461c8c06bb2/bin/ukojak/data/810b70387/eb9748a68f5145929b342d1ebaa3e0ad [2020-12-01 17:51:36,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:51:36,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:51:36,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:51:36,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:51:36,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:51:36,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:51:36" (1/1) ... [2020-12-01 17:51:36,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed35404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:36, skipping insertion in model container [2020-12-01 17:51:36,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:51:36" (1/1) ... [2020-12-01 17:51:36,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:51:36,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:51:39,014 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 [2020-12-01 17:51:39,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76ee405d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:51:39, skipping insertion in model container [2020-12-01 17:51:39,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:51:39,017 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 17:51:39,022 INFO L168 Benchmark]: Toolchain (without parser) took 2934.37 ms. Allocated memory was 134.2 MB in the beginning and 207.6 MB in the end (delta: 73.4 MB). Free memory was 70.6 MB in the beginning and 124.2 MB in the end (delta: -53.5 MB). Peak memory consumption was 75.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:51:39,024 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 58.7 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:51:39,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2930.85 ms. Allocated memory was 134.2 MB in the beginning and 207.6 MB in the end (delta: 73.4 MB). Free memory was 70.6 MB in the beginning and 124.2 MB in the end (delta: -53.6 MB). Peak memory consumption was 75.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:51:39,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 58.7 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2930.85 ms. Allocated memory was 134.2 MB in the beginning and 207.6 MB in the end (delta: 73.4 MB). Free memory was 70.6 MB in the beginning and 124.2 MB in the end (delta: -53.6 MB). Peak memory consumption was 75.4 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...