./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 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/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_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs --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 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_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/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_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs --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 e2f6f3c42706076f5684647ff17a173806676fa1 ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:33:52,078 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:33:52,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:33:52,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:33:52,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:33:52,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:33:52,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:33:52,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:33:52,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:33:52,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:33:52,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:33:52,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:33:52,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:33:52,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:33:52,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:33:52,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:33:52,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:33:52,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:33:52,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:33:52,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:33:52,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:33:52,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:33:52,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:33:52,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:33:52,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:33:52,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:33:52,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:33:52,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:33:52,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:33:52,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:33:52,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:33:52,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:33:52,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:33:52,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:33:52,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:33:52,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:33:52,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:33:52,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:33:52,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:33:52,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:33:52,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:33:52,213 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-16 02:33:52,246 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:33:52,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:33:52,248 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:33:52,249 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:33:52,249 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:33:52,250 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:33:52,250 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 02:33:52,251 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:33:52,251 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:33:52,252 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 02:33:52,252 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 02:33:52,252 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:33:52,253 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 02:33:52,253 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 02:33:52,254 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 02:33:52,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:33:52,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 02:33:52,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:33:52,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:33:52,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:33:52,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:33:52,257 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:33:52,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:33:52,258 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:33:52,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:33:52,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:33:52,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:33:52,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:33:52,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:33:52,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:33:52,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:33:52,261 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 02:33:52,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 02:33:52,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:33:52,262 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:33:52,263 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:33:52,263 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_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2021-10-16 02:33:52,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:33:52,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:33:52,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:33:52,663 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:33:52,663 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:33:52,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/../../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 [2021-10-16 02:33:52,746 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/data/8188b7176/8cabec582a09438793821e62caaccd3a/FLAGf5581bda2 [2021-10-16 02:33:54,781 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:33:54,782 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/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 [2021-10-16 02:33:54,986 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/data/8188b7176/8cabec582a09438793821e62caaccd3a/FLAGf5581bda2 [2021-10-16 02:33:55,218 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/data/8188b7176/8cabec582a09438793821e62caaccd3a [2021-10-16 02:33:55,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:33:55,223 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:33:55,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:33:55,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:33:55,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:33:55,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:33:55" (1/1) ... [2021-10-16 02:33:55,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@707cccb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:33:55, skipping insertion in model container [2021-10-16 02:33:55,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:33:55" (1/1) ... [2021-10-16 02:33:55,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:33:55,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:33:57,916 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 [2021-10-16 02:33:57,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48011858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:33:57, skipping insertion in model container [2021-10-16 02:33:57,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:33:57,917 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:33:57,920 INFO L168 Benchmark]: Toolchain (without parser) took 2695.89 ms. Allocated memory was 144.7 MB in the beginning and 239.1 MB in the end (delta: 94.4 MB). Free memory was 67.5 MB in the beginning and 130.2 MB in the end (delta: -62.7 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. [2021-10-16 02:33:57,921 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 109.1 MB. Free memory is still 63.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:33:57,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2692.91 ms. Allocated memory was 144.7 MB in the beginning and 239.1 MB in the end (delta: 94.4 MB). Free memory was 67.5 MB in the beginning and 130.2 MB in the end (delta: -62.7 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. [2021-10-16 02:33:57,924 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 109.1 MB. Free memory is still 63.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2692.91 ms. Allocated memory was 144.7 MB in the beginning and 239.1 MB in the end (delta: 94.4 MB). Free memory was 67.5 MB in the beginning and 130.2 MB in the end (delta: -62.7 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7065]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-16 02:34:00,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 02:34:00,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 02:34:00,312 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 02:34:00,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 02:34:00,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 02:34:00,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 02:34:00,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 02:34:00,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 02:34:00,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 02:34:00,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 02:34:00,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 02:34:00,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 02:34:00,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 02:34:00,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 02:34:00,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 02:34:00,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 02:34:00,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 02:34:00,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 02:34:00,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 02:34:00,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 02:34:00,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 02:34:00,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 02:34:00,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 02:34:00,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 02:34:00,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 02:34:00,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 02:34:00,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 02:34:00,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 02:34:00,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 02:34:00,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 02:34:00,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 02:34:00,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 02:34:00,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 02:34:00,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 02:34:00,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 02:34:00,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 02:34:00,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 02:34:00,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 02:34:00,370 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 02:34:00,371 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 02:34:00,372 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-16 02:34:00,398 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 02:34:00,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 02:34:00,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 02:34:00,399 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 02:34:00,400 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 02:34:00,400 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 02:34:00,400 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 02:34:00,400 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 02:34:00,401 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 02:34:00,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 02:34:00,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 02:34:00,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 02:34:00,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 02:34:00,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 02:34:00,403 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 02:34:00,403 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 02:34:00,403 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 02:34:00,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 02:34:00,403 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 02:34:00,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 02:34:00,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 02:34:00,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 02:34:00,404 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 02:34:00,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 02:34:00,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 02:34:00,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 02:34:00,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 02:34:00,406 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 02:34:00,406 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 02:34:00,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 02:34:00,406 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 02:34:00,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 02:34:00,407 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_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2f6f3c42706076f5684647ff17a173806676fa1 [2021-10-16 02:34:00,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 02:34:00,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 02:34:00,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 02:34:00,783 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 02:34:00,783 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 02:34:00,784 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/../../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 [2021-10-16 02:34:00,855 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/data/aeae8d273/c694c477045a4a3aa79332abe08c47e6/FLAGde0fa4b58 [2021-10-16 02:34:02,951 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 02:34:02,951 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/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 [2021-10-16 02:34:03,106 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/data/aeae8d273/c694c477045a4a3aa79332abe08c47e6/FLAGde0fa4b58 [2021-10-16 02:34:03,288 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d751beb5-0ec5-41ce-a467-54a3ba1fad6a/bin/utaipan-mTDlp9Zugs/data/aeae8d273/c694c477045a4a3aa79332abe08c47e6 [2021-10-16 02:34:03,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 02:34:03,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 02:34:03,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 02:34:03,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 02:34:03,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 02:34:03,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:34:03" (1/1) ... [2021-10-16 02:34:03,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@110aec23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:34:03, skipping insertion in model container [2021-10-16 02:34:03,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:34:03" (1/1) ... [2021-10-16 02:34:03,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 02:34:03,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 02:34:05,658 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 [2021-10-16 02:34:05,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65fc8924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:34:05, skipping insertion in model container [2021-10-16 02:34:05,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 02:34:05,660 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 02:34:05,663 INFO L168 Benchmark]: Toolchain (without parser) took 2368.76 ms. Allocated memory was 161.5 MB in the beginning and 195.0 MB in the end (delta: 33.6 MB). Free memory was 105.3 MB in the beginning and 117.1 MB in the end (delta: -11.8 MB). Peak memory consumption was 58.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:34:05,664 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 58.7 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 42.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:34:05,668 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2366.33 ms. Allocated memory was 161.5 MB in the beginning and 195.0 MB in the end (delta: 33.6 MB). Free memory was 105.3 MB in the beginning and 117.1 MB in the end (delta: -11.8 MB). Peak memory consumption was 58.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:34:05,670 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 58.7 MB. Free memory was 38.7 MB in the beginning and 38.7 MB in the end (delta: 42.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2366.33 ms. Allocated memory was 161.5 MB in the beginning and 195.0 MB in the end (delta: 33.6 MB). Free memory was 105.3 MB in the beginning and 117.1 MB in the end (delta: -11.8 MB). Peak memory consumption was 58.7 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...