./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-32_7a-drivers--staging--lustre--lustre--libcfs--libcfs.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--staging--lustre--lustre--libcfs--libcfs.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash af579764e0a5c19aeab9c055c3e8faa85178c347 ................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--staging--lustre--lustre--libcfs--libcfs.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash af579764e0a5c19aeab9c055c3e8faa85178c347 .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 19:28:16,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:28:16,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:28:16,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:28:16,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:28:16,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:28:16,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:28:16,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:28:16,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:28:16,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:28:17,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:28:17,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:28:17,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:28:17,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:28:17,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:28:17,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:28:17,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:28:17,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:28:17,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:28:17,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:28:17,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:28:17,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:28:17,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:28:17,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:28:17,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:28:17,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:28:17,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:28:17,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:28:17,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:28:17,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:28:17,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:28:17,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:28:17,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:28:17,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:28:17,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:28:17,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:28:17,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:28:17,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:28:17,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:28:17,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:28:17,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:28:17,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 19:28:17,035 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:28:17,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:28:17,036 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:28:17,036 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:28:17,036 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:28:17,036 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:28:17,036 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 19:28:17,036 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:28:17,036 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:28:17,037 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 19:28:17,037 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 19:28:17,037 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:28:17,037 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 19:28:17,037 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 19:28:17,038 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 19:28:17,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:28:17,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 19:28:17,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:28:17,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:28:17,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:28:17,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:28:17,039 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:28:17,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:28:17,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:28:17,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:28:17,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:28:17,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:28:17,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:28:17,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:28:17,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:28:17,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:28:17,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:28:17,040 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 19:28:17,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 19:28:17,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:28:17,041 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:28:17,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:28:17,041 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 19:28:17,041 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan 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 -> 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 -> af579764e0a5c19aeab9c055c3e8faa85178c347 [2019-12-07 19:28:17,148 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:28:17,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:28:17,159 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:28:17,160 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:28:17,161 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:28:17,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--staging--lustre--lustre--libcfs--libcfs.ko-entry_point.cil.out.i [2019-12-07 19:28:17,202 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/data/1b2c6318c/35c36ab2ab80473fa932dcad30dda362/FLAG7014ad4af [2019-12-07 19:28:17,985 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:28:17,986 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--staging--lustre--lustre--libcfs--libcfs.ko-entry_point.cil.out.i [2019-12-07 19:28:18,042 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/data/1b2c6318c/35c36ab2ab80473fa932dcad30dda362/FLAG7014ad4af [2019-12-07 19:28:18,474 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/data/1b2c6318c/35c36ab2ab80473fa932dcad30dda362 [2019-12-07 19:28:18,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:28:18,477 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:28:18,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:28:18,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:28:18,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:28:18,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:28:18" (1/1) ... [2019-12-07 19:28:18,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@229c73cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:28:18, skipping insertion in model container [2019-12-07 19:28:18,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:28:18" (1/1) ... [2019-12-07 19:28:18,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:28:18,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:28:20,135 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: libcfs_debug_msg [2019-12-07 19:28:20,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44ce1f8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:28:20, skipping insertion in model container [2019-12-07 19:28:20,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:28:20,136 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:28:20,138 INFO L168 Benchmark]: Toolchain (without parser) took 1659.92 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 900.6 MB in the beginning and 1.0 GB in the end (delta: -131.9 MB). Peak memory consumption was 164.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:28:20,139 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:28:20,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1658.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 900.6 MB in the beginning and 1.0 GB in the end (delta: -131.9 MB). Peak memory consumption was 164.6 MB. Max. memory is 11.5 GB. [2019-12-07 19:28:20,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1658.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 900.6 MB in the beginning and 1.0 GB in the end (delta: -131.9 MB). Peak memory consumption was 164.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7358]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: libcfs_debug_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 19:28:21,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 19:28:21,262 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 19:28:21,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 19:28:21,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 19:28:21,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 19:28:21,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 19:28:21,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 19:28:21,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 19:28:21,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 19:28:21,275 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 19:28:21,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 19:28:21,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 19:28:21,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 19:28:21,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 19:28:21,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 19:28:21,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 19:28:21,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 19:28:21,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 19:28:21,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 19:28:21,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 19:28:21,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 19:28:21,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 19:28:21,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 19:28:21,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 19:28:21,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 19:28:21,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 19:28:21,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 19:28:21,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 19:28:21,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 19:28:21,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 19:28:21,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 19:28:21,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 19:28:21,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 19:28:21,292 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 19:28:21,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 19:28:21,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 19:28:21,293 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 19:28:21,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 19:28:21,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 19:28:21,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 19:28:21,294 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 19:28:21,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 19:28:21,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 19:28:21,305 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 19:28:21,305 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 19:28:21,305 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 19:28:21,305 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 19:28:21,305 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 19:28:21,306 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 19:28:21,306 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 19:28:21,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 19:28:21,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 19:28:21,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 19:28:21,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 19:28:21,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 19:28:21,307 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 19:28:21,307 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 19:28:21,307 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 19:28:21,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 19:28:21,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 19:28:21,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 19:28:21,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 19:28:21,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 19:28:21,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 19:28:21,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 19:28:21,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 19:28:21,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 19:28:21,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 19:28:21,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 19:28:21,309 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 19:28:21,309 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 19:28:21,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 19:28:21,309 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 19:28:21,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 19:28:21,309 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan 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 -> 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 -> af579764e0a5c19aeab9c055c3e8faa85178c347 [2019-12-07 19:28:21,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 19:28:21,493 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 19:28:21,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 19:28:21,497 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 19:28:21,497 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 19:28:21,498 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--staging--lustre--lustre--libcfs--libcfs.ko-entry_point.cil.out.i [2019-12-07 19:28:21,535 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/data/6fa434de9/ab4a08cd28ba437b851a6d90fe4a0310/FLAGf4cf5187b [2019-12-07 19:28:22,321 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 19:28:22,321 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--staging--lustre--lustre--libcfs--libcfs.ko-entry_point.cil.out.i [2019-12-07 19:28:22,370 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/data/6fa434de9/ab4a08cd28ba437b851a6d90fe4a0310/FLAGf4cf5187b [2019-12-07 19:28:22,582 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a8f412fb-c0e0-4c38-8bc9-4e89ac3b76ee/bin/utaipan/data/6fa434de9/ab4a08cd28ba437b851a6d90fe4a0310 [2019-12-07 19:28:22,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 19:28:22,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 19:28:22,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 19:28:22,594 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 19:28:22,601 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 19:28:22,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:28:22" (1/1) ... [2019-12-07 19:28:22,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f0c2c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:28:22, skipping insertion in model container [2019-12-07 19:28:22,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 07:28:22" (1/1) ... [2019-12-07 19:28:22,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 19:28:22,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 19:28:24,442 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: libcfs_debug_msg [2019-12-07 19:28:24,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4743aea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 07:28:24, skipping insertion in model container [2019-12-07 19:28:24,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 19:28:24,443 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 19:28:24,445 INFO L168 Benchmark]: Toolchain (without parser) took 1854.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 909.4 MB in the beginning and 1.1 GB in the end (delta: -192.5 MB). Peak memory consumption was 167.3 MB. Max. memory is 11.5 GB. [2019-12-07 19:28:24,446 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 19:28:24,447 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1849.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 909.4 MB in the beginning and 1.1 GB in the end (delta: -192.5 MB). Peak memory consumption was 167.3 MB. Max. memory is 11.5 GB. [2019-12-07 19:28:24,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1849.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 185.1 MB). Free memory was 909.4 MB in the beginning and 1.1 GB in the end (delta: -192.5 MB). Peak memory consumption was 167.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7358]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: libcfs_debug_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...