./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--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE --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 c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 ........................................................................................................................................ 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_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE --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 c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:29:48,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:29:48,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:29:49,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:29:49,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:29:49,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:29:49,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:29:49,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:29:49,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:29:49,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:29:49,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:29:49,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:29:49,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:29:49,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:29:49,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:29:49,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:29:49,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:29:49,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:29:49,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:29:49,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:29:49,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:29:49,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:29:49,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:29:49,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:29:49,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:29:49,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:29:49,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:29:49,091 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:29:49,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:29:49,093 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:29:49,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:29:49,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:29:49,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:29:49,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:29:49,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:29:49,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:29:49,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:29:49,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:29:49,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:29:49,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:29:49,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:29:49,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-24 10:29:49,156 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:29:49,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:29:49,158 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:29:49,158 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:29:49,159 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:29:49,159 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:29:49,159 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:29:49,159 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:29:49,160 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:29:49,160 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:29:49,161 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:29:49,161 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:29:49,162 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:29:49,162 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:29:49,162 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:29:49,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:29:49,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:29:49,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:29:49,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:29:49,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:29:49,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:29:49,165 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:29:49,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:29:49,165 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:29:49,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:29:49,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:29:49,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:29:49,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:29:49,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:29:49,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:29:49,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:29:49,169 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:29:49,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:29:49,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:29:49,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:29:49,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:29:49,170 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_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 [2021-10-24 10:29:49,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:29:49,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:29:49,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:29:49,494 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:29:49,495 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:29:49,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2021-10-24 10:29:49,594 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/data/78d5ca7ef/f37ec1dda7b84674ac303489923c78ea/FLAG9ba166b66 [2021-10-24 10:29:51,042 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:29:51,043 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2021-10-24 10:29:51,145 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/data/78d5ca7ef/f37ec1dda7b84674ac303489923c78ea/FLAG9ba166b66 [2021-10-24 10:29:51,557 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/data/78d5ca7ef/f37ec1dda7b84674ac303489923c78ea [2021-10-24 10:29:51,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:29:51,562 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:29:51,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:29:51,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:29:51,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:29:51,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:29:51" (1/1) ... [2021-10-24 10:29:51,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7af00839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:29:51, skipping insertion in model container [2021-10-24 10:29:51,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:29:51" (1/1) ... [2021-10-24 10:29:51,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:29:51,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:29:52,756 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4575] [2021-10-24 10:29:54,175 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi [2021-10-24 10:29:54,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@602115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:29:54, skipping insertion in model container [2021-10-24 10:29:54,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:29:54,178 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:29:54,182 INFO L168 Benchmark]: Toolchain (without parser) took 2616.48 ms. Allocated memory was 113.2 MB in the beginning and 167.8 MB in the end (delta: 54.5 MB). Free memory was 65.2 MB in the beginning and 105.0 MB in the end (delta: -39.7 MB). Peak memory consumption was 61.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:29:54,183 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 113.2 MB. Free memory was 67.0 MB in the beginning and 66.9 MB in the end (delta: 51.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:29:54,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2613.52 ms. Allocated memory was 113.2 MB in the beginning and 167.8 MB in the end (delta: 54.5 MB). Free memory was 65.2 MB in the beginning and 105.0 MB in the end (delta: -39.7 MB). Peak memory consumption was 61.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:29:54,189 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 113.2 MB. Free memory was 67.0 MB in the beginning and 66.9 MB in the end (delta: 51.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2613.52 ms. Allocated memory was 113.2 MB in the beginning and 167.8 MB in the end (delta: 54.5 MB). Free memory was 65.2 MB in the beginning and 105.0 MB in the end (delta: -39.7 MB). Peak memory consumption was 61.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7395]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 10:29:56,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:29:56,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:29:56,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:29:56,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:29:56,748 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:29:56,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:29:56,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:29:56,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:29:56,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:29:56,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:29:56,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:29:56,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:29:56,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:29:56,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:29:56,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:29:56,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:29:56,789 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:29:56,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:29:56,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:29:56,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:29:56,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:29:56,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:29:56,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:29:56,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:29:56,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:29:56,823 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:29:56,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:29:56,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:29:56,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:29:56,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:29:56,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:29:56,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:29:56,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:29:56,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:29:56,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:29:56,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:29:56,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:29:56,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:29:56,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:29:56,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:29:56,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-24 10:29:56,889 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:29:56,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:29:56,891 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:29:56,891 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:29:56,892 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:29:56,892 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:29:56,892 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:29:56,893 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:29:56,893 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:29:56,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:29:56,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:29:56,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:29:56,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:29:56,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:29:56,897 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:29:56,897 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:29:56,897 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:29:56,898 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:29:56,898 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:29:56,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:29:56,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:29:56,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:29:56,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:29:56,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:29:56,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:29:56,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:29:56,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:29:56,900 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:29:56,901 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:29:56,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:29:56,901 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:29:56,901 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:29:56,902 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_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ac35b9d4aa644a93ac0582656cdcb7a0c39bf680b5718648dd5ed02725c5c5 [2021-10-24 10:29:57,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:29:57,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:29:57,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:29:57,389 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:29:57,390 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:29:57,391 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2021-10-24 10:29:57,474 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/data/0b1a33b30/3b86d0347a21448eadbab5b31abacbdd/FLAG84ad37998 [2021-10-24 10:29:59,253 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:29:59,255 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2021-10-24 10:29:59,429 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/data/0b1a33b30/3b86d0347a21448eadbab5b31abacbdd/FLAG84ad37998 [2021-10-24 10:29:59,910 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01998763-00c2-4e78-acce-3ebb99b4d5fc/bin/utaipan-9zjyvhn0QE/data/0b1a33b30/3b86d0347a21448eadbab5b31abacbdd [2021-10-24 10:29:59,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:29:59,915 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:29:59,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:29:59,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:29:59,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:29:59,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:29:59" (1/1) ... [2021-10-24 10:29:59,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f2c9622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:29:59, skipping insertion in model container [2021-10-24 10:29:59,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:29:59" (1/1) ... [2021-10-24 10:29:59,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:30:00,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:30:01,037 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4575] [2021-10-24 10:30:03,075 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi [2021-10-24 10:30:03,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a58e0ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:30:03, skipping insertion in model container [2021-10-24 10:30:03,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:30:03,077 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:30:03,080 INFO L168 Benchmark]: Toolchain (without parser) took 3163.11 ms. Allocated memory was 65.0 MB in the beginning and 117.4 MB in the end (delta: 52.4 MB). Free memory was 26.3 MB in the beginning and 52.8 MB in the end (delta: -26.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:30:03,082 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 65.0 MB. Free memory is still 45.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:30:03,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3160.03 ms. Allocated memory was 65.0 MB in the beginning and 117.4 MB in the end (delta: 52.4 MB). Free memory was 26.0 MB in the beginning and 52.8 MB in the end (delta: -26.8 MB). Peak memory consumption was 38.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:30:03,088 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 65.0 MB. Free memory is still 45.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3160.03 ms. Allocated memory was 65.0 MB in the beginning and 117.4 MB in the end (delta: 52.4 MB). Free memory was 26.0 MB in the beginning and 52.8 MB in the end (delta: -26.8 MB). Peak memory consumption was 38.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7395]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...