./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/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_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt --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_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/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_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt --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-4e77c04 [2021-10-13 00:32:29,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:32:29,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:32:29,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:32:29,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:32:29,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:32:29,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:32:29,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:32:29,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:32:29,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:32:29,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:32:29,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:32:29,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:32:29,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:32:29,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:32:29,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:32:29,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:32:29,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:32:29,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:32:29,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:32:29,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:32:29,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:32:29,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:32:29,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:32:29,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:32:29,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:32:29,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:32:29,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:32:29,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:32:29,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:32:29,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:32:29,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:32:29,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:32:29,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:32:29,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:32:29,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:32:29,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:32:29,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:32:29,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:32:29,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:32:29,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:32:29,695 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-13 00:32:29,745 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:32:29,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:32:29,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:32:29,746 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:32:29,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:32:29,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:32:29,756 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:32:29,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:32:29,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:32:29,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:32:29,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:32:29,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:32:29,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:32:29,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:32:29,760 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:32:29,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:32:29,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:32:29,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:32:29,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:32:29,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:32:29,762 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:32:29,762 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:32:29,762 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:32:29,763 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:32:29,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:32:29,763 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:32:29,763 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:32:29,764 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_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2021-10-13 00:32:30,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:32:30,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:32:30,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:32:30,090 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:32:30,113 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:32:30,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/../../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 [2021-10-13 00:32:30,199 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/data/5a306128c/06db8be134014b05ac6e8b8a0f5001da/FLAGb2fe1086e [2021-10-13 00:32:32,500 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:32:32,501 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/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 [2021-10-13 00:32:32,710 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/data/5a306128c/06db8be134014b05ac6e8b8a0f5001da/FLAGb2fe1086e [2021-10-13 00:32:33,117 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/data/5a306128c/06db8be134014b05ac6e8b8a0f5001da [2021-10-13 00:32:33,120 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:32:33,123 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:32:33,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:32:33,127 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:32:33,131 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:32:33,132 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:32:33" (1/1) ... [2021-10-13 00:32:33,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@369ef44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:33, skipping insertion in model container [2021-10-13 00:32:33,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:32:33" (1/1) ... [2021-10-13 00:32:33,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:32:33,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:32:36,291 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 [2021-10-13 00:32:36,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d10ba68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:36, skipping insertion in model container [2021-10-13 00:32:36,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:32:36,293 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 00:32:36,295 INFO L168 Benchmark]: Toolchain (without parser) took 3170.63 ms. Allocated memory is still 151.0 MB. Free memory was 80.1 MB in the beginning and 62.1 MB in the end (delta: 18.0 MB). Peak memory consumption was 33.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:32:36,297 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 96.5 MB. Free memory was 67.5 MB in the beginning and 67.5 MB in the end (delta: 30.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:32:36,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3166.59 ms. Allocated memory is still 151.0 MB. Free memory was 79.6 MB in the beginning and 62.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:32:36,300 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 96.5 MB. Free memory was 67.5 MB in the beginning and 67.5 MB in the end (delta: 30.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3166.59 ms. Allocated memory is still 151.0 MB. Free memory was 79.6 MB in the beginning and 62.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 33.4 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:32:38,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:32:38,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:32:38,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:32:38,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:32:38,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:32:38,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:32:38,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:32:38,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:32:38,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:32:38,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:32:38,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:32:38,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:32:38,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:32:38,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:32:38,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:32:38,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:32:38,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:32:38,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:32:38,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:32:38,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:32:38,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:32:38,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:32:38,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:32:39,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:32:39,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:32:39,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:32:39,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:32:39,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:32:39,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:32:39,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:32:39,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:32:39,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:32:39,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:32:39,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:32:39,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:32:39,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:32:39,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:32:39,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:32:39,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:32:39,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:32:39,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-13 00:32:39,071 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:32:39,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:32:39,072 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:32:39,072 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:32:39,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:32:39,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:32:39,075 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:32:39,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:32:39,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:32:39,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:32:39,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:32:39,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:32:39,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:32:39,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:32:39,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:32:39,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:32:39,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:32:39,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:32:39,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:32:39,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:32:39,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:32:39,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:32:39,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:32:39,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:32:39,082 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:32:39,082 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:32:39,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:32:39,083 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:32:39,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:32:39,083 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_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2021-10-13 00:32:39,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:32:39,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:32:39,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:32:39,577 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:32:39,578 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:32:39,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/../../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 [2021-10-13 00:32:39,663 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/data/776a93b9e/4138e0b4093e4172b823f49c177108f5/FLAG4cc57a5c0 [2021-10-13 00:32:42,115 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:32:42,117 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/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 [2021-10-13 00:32:42,302 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/data/776a93b9e/4138e0b4093e4172b823f49c177108f5/FLAG4cc57a5c0 [2021-10-13 00:32:42,669 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_404bd70c-23eb-4ac3-86c7-66a3592fb6b0/bin/uautomizer-WNIpwEf4Nt/data/776a93b9e/4138e0b4093e4172b823f49c177108f5 [2021-10-13 00:32:42,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:32:42,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:32:42,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:32:42,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:32:42,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:32:42,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:32:42" (1/1) ... [2021-10-13 00:32:42,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@451c0431 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:42, skipping insertion in model container [2021-10-13 00:32:42,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:32:42" (1/1) ... [2021-10-13 00:32:42,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:32:43,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:32:45,000 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 [2021-10-13 00:32:45,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@244d94fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:32:45, skipping insertion in model container [2021-10-13 00:32:45,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:32:45,002 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 00:32:45,006 INFO L168 Benchmark]: Toolchain (without parser) took 2329.11 ms. Allocated memory was 163.6 MB in the beginning and 264.2 MB in the end (delta: 100.7 MB). Free memory was 94.6 MB in the beginning and 179.3 MB in the end (delta: -84.6 MB). Peak memory consumption was 57.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:32:45,008 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 65.0 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:32:45,010 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2323.08 ms. Allocated memory was 163.6 MB in the beginning and 264.2 MB in the end (delta: 100.7 MB). Free memory was 94.6 MB in the beginning and 179.3 MB in the end (delta: -84.6 MB). Peak memory consumption was 57.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:32:45,012 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 65.0 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2323.08 ms. Allocated memory was 163.6 MB in the beginning and 264.2 MB in the end (delta: 100.7 MB). Free memory was 94.6 MB in the beginning and 179.3 MB in the end (delta: -84.6 MB). Peak memory consumption was 57.5 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...