./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 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bb69db9bf90b93cbecb14af382a2ef5837b39898 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bb69db9bf90b93cbecb14af382a2ef5837b39898 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:59:02,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:59:02,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:59:02,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:59:02,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:59:02,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:59:02,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:59:03,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:59:03,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:59:03,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:59:03,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:59:03,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:59:03,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:59:03,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:59:03,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:59:03,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:59:03,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:59:03,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:59:03,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:59:03,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:59:03,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:59:03,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:59:03,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:59:03,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:59:03,091 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:59:03,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:59:03,092 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:59:03,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:59:03,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:59:03,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:59:03,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:59:03,102 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:59:03,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:59:03,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:59:03,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:59:03,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:59:03,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:59:03,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:59:03,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:59:03,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:59:03,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:59:03,126 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-24 21:59:03,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:59:03,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:59:03,172 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:59:03,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:59:03,173 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:59:03,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:59:03,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:59:03,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:59:03,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:59:03,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:59:03,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:59:03,179 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:59:03,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:59:03,183 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:59:03,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:59:03,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:59:03,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:59:03,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:59:03,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:59:03,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:59:03,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:59:03,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:59:03,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:59:03,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:59:03,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:59:03,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:59:03,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:59:03,190 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_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 -> bb69db9bf90b93cbecb14af382a2ef5837b39898 [2019-11-24 21:59:03,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:59:03,797 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:59:03,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:59:03,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:59:03,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:59:03,817 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2019-11-24 21:59:03,979 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42d4320a/56344f2b066542a0aea93baa86359763/FLAGafdd13c1a [2019-11-24 21:59:07,694 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:59:07,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2019-11-24 21:59:08,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42d4320a/56344f2b066542a0aea93baa86359763/FLAGafdd13c1a [2019-11-24 21:59:08,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42d4320a/56344f2b066542a0aea93baa86359763 [2019-11-24 21:59:08,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:59:08,159 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:59:08,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:59:08,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:59:08,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:59:08,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:59:08" (1/1) ... [2019-11-24 21:59:08,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa48b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:08, skipping insertion in model container [2019-11-24 21:59:08,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:59:08" (1/1) ... [2019-11-24 21:59:08,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:59:09,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:59:13,124 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 [2019-11-24 21:59:13,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@260e69dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:13, skipping insertion in model container [2019-11-24 21:59:13,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:59:13,129 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-24 21:59:13,140 INFO L168 Benchmark]: Toolchain (without parser) took 4973.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 887.1 MB in the beginning and 906.7 MB in the end (delta: -19.6 MB). Peak memory consumption was 231.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:59:13,141 INFO L168 Benchmark]: CDTParser took 1.78 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:59:13,144 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4966.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 887.1 MB in the beginning and 906.7 MB in the end (delta: -19.6 MB). Peak memory consumption was 231.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:59:13,151 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.78 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4966.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 887.1 MB in the beginning and 906.7 MB in the end (delta: -19.6 MB). Peak memory consumption was 231.4 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7048]: 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 0.1.24-32f2683 [2019-11-24 21:59:17,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:59:17,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:59:17,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:59:17,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:59:17,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:59:17,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:59:17,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:59:17,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:59:17,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:59:17,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:59:17,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:59:17,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:59:17,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:59:17,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:59:17,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:59:17,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:59:17,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:59:17,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:59:17,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:59:17,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:59:17,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:59:17,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:59:17,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:59:17,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:59:17,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:59:17,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:59:17,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:59:17,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:59:17,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:59:17,363 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:59:17,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:59:17,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:59:17,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:59:17,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:59:17,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:59:17,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:59:17,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:59:17,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:59:17,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:59:17,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:59:17,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-24 21:59:17,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:59:17,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:59:17,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:59:17,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:59:17,437 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:59:17,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:59:17,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:59:17,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:59:17,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:59:17,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:59:17,441 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:59:17,442 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:59:17,443 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:59:17,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:59:17,444 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:59:17,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:59:17,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:59:17,448 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:59:17,448 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:59:17,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:59:17,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:59:17,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:59:17,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:59:17,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:59:17,450 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:59:17,453 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:59:17,453 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:59:17,453 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:59:17,454 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-24 21:59:17,454 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_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 -> bb69db9bf90b93cbecb14af382a2ef5837b39898 [2019-11-24 21:59:18,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:59:18,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:59:18,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:59:18,071 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:59:18,072 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:59:18,073 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2019-11-24 21:59:18,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7252bbad/52a840c8ec184b22b0ebc2ee5647be86/FLAG1651c9ccd [2019-11-24 21:59:21,467 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:59:21,468 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2019-11-24 21:59:21,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7252bbad/52a840c8ec184b22b0ebc2ee5647be86/FLAG1651c9ccd [2019-11-24 21:59:21,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7252bbad/52a840c8ec184b22b0ebc2ee5647be86 [2019-11-24 21:59:21,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:59:21,909 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:59:21,913 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:59:21,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:59:21,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:59:21,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:59:21" (1/1) ... [2019-11-24 21:59:21,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d39e63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:21, skipping insertion in model container [2019-11-24 21:59:21,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:59:21" (1/1) ... [2019-11-24 21:59:21,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:59:23,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:59:26,753 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 [2019-11-24 21:59:26,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5dd21894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:59:26, skipping insertion in model container [2019-11-24 21:59:26,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:59:26,758 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-24 21:59:26,768 INFO L168 Benchmark]: Toolchain (without parser) took 4852.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 887.1 MB in the beginning and 902.1 MB in the end (delta: -15.0 MB). Peak memory consumption was 231.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:59:26,772 INFO L168 Benchmark]: CDTParser took 2.72 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:59:26,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4844.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 887.1 MB in the beginning and 902.1 MB in the end (delta: -15.0 MB). Peak memory consumption was 231.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:59:26,779 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.72 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4844.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 887.1 MB in the beginning and 902.1 MB in the end (delta: -15.0 MB). Peak memory consumption was 231.3 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7048]: 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...