./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 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:36:42,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:36:42,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:36:42,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:36:42,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:36:42,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:36:42,120 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:36:42,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:36:42,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:36:42,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:36:42,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:36:42,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:36:42,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:36:42,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:36:42,144 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:36:42,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:36:42,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:36:42,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:36:42,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:36:42,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:36:42,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:36:42,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:36:42,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:36:42,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:36:42,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:36:42,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:36:42,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:36:42,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:36:42,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:36:42,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:36:42,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:36:42,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:36:42,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:36:42,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:36:42,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:36:42,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:36:42,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:36:42,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:36:42,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:36:42,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:36:42,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:36:42,198 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 04:36:42,248 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:36:42,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:36:42,251 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:36:42,251 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:36:42,251 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:36:42,251 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:36:42,252 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:36:42,252 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:36:42,259 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:36:42,259 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:36:42,260 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:36:42,260 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:36:42,261 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:36:42,261 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:36:42,261 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:36:42,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:36:42,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:36:42,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:36:42,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:36:42,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:36:42,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:36:42,263 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:36:42,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:36:42,264 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:36:42,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:36:42,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:36:42,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:36:42,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:36:42,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:36:42,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:36:42,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:36:42,266 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:36:42,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:36:42,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:36:42,267 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:36:42,267 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:36:42,267 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 [2021-11-03 04:36:42,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:36:42,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:36:42,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:36:42,648 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:36:42,649 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:36:42,650 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-11-03 04:36:42,728 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/data/f52c614a7/1e2bd6befd554dd7babc217f2164d5a1/FLAG298d498b7 [2021-11-03 04:36:44,910 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:36:44,911 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-11-03 04:36:45,079 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/data/f52c614a7/1e2bd6befd554dd7babc217f2164d5a1/FLAG298d498b7 [2021-11-03 04:36:45,541 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/data/f52c614a7/1e2bd6befd554dd7babc217f2164d5a1 [2021-11-03 04:36:45,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:36:45,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:36:45,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:36:45,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:36:45,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:36:45,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:36:45" (1/1) ... [2021-11-03 04:36:45,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e0c374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:36:45, skipping insertion in model container [2021-11-03 04:36:45,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:36:45" (1/1) ... [2021-11-03 04:36:45,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:36:46,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:36:48,175 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2021-11-03 04:36:48,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3804f3f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:36:48, skipping insertion in model container [2021-11-03 04:36:48,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:36:48,176 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:36:48,179 INFO L168 Benchmark]: Toolchain (without parser) took 2631.33 ms. Allocated memory was 123.7 MB in the beginning and 195.0 MB in the end (delta: 71.3 MB). Free memory was 63.4 MB in the beginning and 119.9 MB in the end (delta: -56.5 MB). Peak memory consumption was 77.6 MB. Max. memory is 16.1 GB. [2021-11-03 04:36:48,180 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 56.5 MB in the beginning and 56.4 MB in the end (delta: 27.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:36:48,181 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2628.23 ms. Allocated memory was 123.7 MB in the beginning and 195.0 MB in the end (delta: 71.3 MB). Free memory was 63.4 MB in the beginning and 119.9 MB in the end (delta: -56.5 MB). Peak memory consumption was 77.6 MB. Max. memory is 16.1 GB. [2021-11-03 04:36:48,183 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 86.0 MB. Free memory was 56.5 MB in the beginning and 56.4 MB in the end (delta: 27.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2628.23 ms. Allocated memory was 123.7 MB in the beginning and 195.0 MB in the end (delta: 71.3 MB). Free memory was 63.4 MB in the beginning and 119.9 MB in the end (delta: -56.5 MB). Peak memory consumption was 77.6 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:36:50,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:36:50,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:36:50,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:36:50,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:36:50,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:36:50,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:36:50,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:36:50,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:36:50,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:36:50,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:36:50,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:36:50,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:36:50,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:36:50,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:36:50,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:36:50,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:36:50,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:36:50,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:36:50,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:36:50,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:36:50,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:36:50,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:36:50,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:36:50,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:36:50,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:36:50,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:36:50,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:36:50,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:36:50,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:36:50,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:36:50,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:36:50,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:36:50,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:36:50,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:36:50,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:36:50,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:36:50,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:36:50,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:36:50,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:36:50,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:36:50,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 04:36:50,637 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:36:50,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:36:50,639 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:36:50,639 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:36:50,640 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:36:50,640 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:36:50,640 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:36:50,640 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:36:50,641 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:36:50,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:36:50,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:36:50,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:36:50,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:36:50,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:36:50,645 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:36:50,645 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:36:50,645 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:36:50,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:36:50,645 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:36:50,646 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:36:50,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:36:50,646 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:36:50,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:36:50,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:36:50,647 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:36:50,647 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:36:50,647 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:36:50,647 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:36:50,648 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:36:50,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:36:50,648 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:36:50,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:36:50,649 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_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 [2021-11-03 04:36:51,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:36:51,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:36:51,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:36:51,040 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:36:51,041 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:36:51,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-11-03 04:36:51,125 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/data/f0572aea2/0b0a23cb1b9445729cdb18f57a80866e/FLAG6da837ae6 [2021-11-03 04:36:53,279 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:36:53,280 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-11-03 04:36:53,444 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/data/f0572aea2/0b0a23cb1b9445729cdb18f57a80866e/FLAG6da837ae6 [2021-11-03 04:36:53,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6221da3c-521f-40fa-ac6e-4f0569b98c80/bin/utaipan-aC7eJsxGYH/data/f0572aea2/0b0a23cb1b9445729cdb18f57a80866e [2021-11-03 04:36:53,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:36:53,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:36:53,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:36:53,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:36:53,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:36:53,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:36:53" (1/1) ... [2021-11-03 04:36:53,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fc56935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:36:53, skipping insertion in model container [2021-11-03 04:36:53,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:36:53" (1/1) ... [2021-11-03 04:36:53,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:36:54,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:36:55,885 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2021-11-03 04:36:55,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@244309a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:36:55, skipping insertion in model container [2021-11-03 04:36:55,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:36:55,887 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 04:36:55,890 INFO L168 Benchmark]: Toolchain (without parser) took 2276.55 ms. Allocated memory was 117.4 MB in the beginning and 211.8 MB in the end (delta: 94.4 MB). Free memory was 48.5 MB in the beginning and 131.4 MB in the end (delta: -82.8 MB). Peak memory consumption was 114.0 MB. Max. memory is 16.1 GB. [2021-11-03 04:36:55,892 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory is still 35.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:36:55,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2272.65 ms. Allocated memory was 117.4 MB in the beginning and 211.8 MB in the end (delta: 94.4 MB). Free memory was 48.2 MB in the beginning and 131.4 MB in the end (delta: -83.1 MB). Peak memory consumption was 114.0 MB. Max. memory is 16.1 GB. [2021-11-03 04:36:55,896 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory is still 35.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2272.65 ms. Allocated memory was 117.4 MB in the beginning and 211.8 MB in the end (delta: 94.4 MB). Free memory was 48.2 MB in the beginning and 131.4 MB in the end (delta: -83.1 MB). Peak memory consumption was 114.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7065]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN