./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-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan --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 f620e1599c7f5d23f37f5cf29086e83898cf9a05 .................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan --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 f620e1599c7f5d23f37f5cf29086e83898cf9a05 ..................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:08:55,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:08:55,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:08:55,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:08:55,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:08:55,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:08:55,847 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:08:55,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:08:55,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:08:55,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:08:55,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:08:55,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:08:55,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:08:55,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:08:55,862 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:08:55,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:08:55,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:08:55,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:08:55,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:08:55,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:08:55,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:08:55,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:08:55,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:08:55,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:08:55,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:08:55,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:08:55,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:08:55,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:08:55,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:08:55,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:08:55,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:08:55,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:08:55,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:08:55,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:08:55,893 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:08:55,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:08:55,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:08:55,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:08:55,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:08:55,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:08:55,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:08:55,899 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 13:08:55,925 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:08:55,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:08:55,926 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:08:55,927 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:08:55,927 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:08:55,927 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:08:55,928 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:08:55,928 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:08:55,928 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:08:55,928 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:08:55,929 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:08:55,929 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:08:55,929 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:08:55,929 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:08:55,930 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:08:55,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:08:55,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:08:55,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:08:55,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:08:55,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:08:55,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:08:55,932 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:08:55,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:08:55,932 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:08:55,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:08:55,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:08:55,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:08:55,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:08:55,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:08:55,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:08:55,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:08:55,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:08:55,935 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:08:55,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:08:55,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:08:55,935 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:08:55,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:08:55,936 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 13:08:55,936 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-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f620e1599c7f5d23f37f5cf29086e83898cf9a05 [2020-11-22 13:08:56,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:08:56,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:08:56,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:08:56,231 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:08:56,232 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:08:56,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-22 13:08:56,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/data/a407074b4/7ed5e581369e480f9ab9d5e73c36b361/FLAGaceaaee81 [2020-11-22 13:08:57,336 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:08:57,337 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-22 13:08:57,390 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/data/a407074b4/7ed5e581369e480f9ab9d5e73c36b361/FLAGaceaaee81 [2020-11-22 13:08:57,739 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/data/a407074b4/7ed5e581369e480f9ab9d5e73c36b361 [2020-11-22 13:08:57,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:08:57,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:08:57,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:57,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:08:57,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:08:57,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:57" (1/1) ... [2020-11-22 13:08:57,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2451b852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:57, skipping insertion in model container [2020-11-22 13:08:57,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:08:57" (1/1) ... [2020-11-22 13:08:57,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:08:57,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:08:58,538 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4425] [2020-11-22 13:08:58,860 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:08:59,037 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:08:59,225 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:08:59,238 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:08:59,248 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:08:59,265 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:08:59,300 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:08:59,368 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-22 13:08:59,380 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 13:08:59,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1780b0c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:08:59, skipping insertion in model container [2020-11-22 13:08:59,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:08:59,382 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:08:59,388 INFO L168 Benchmark]: Toolchain (without parser) took 1636.21 ms. Allocated memory was 109.1 MB in the beginning and 134.2 MB in the end (delta: 25.2 MB). Free memory was 63.4 MB in the beginning and 93.2 MB in the end (delta: -29.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:59,391 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory was 38.8 MB in the beginning and 38.7 MB in the end (delta: 37.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:08:59,393 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1630.89 ms. Allocated memory was 109.1 MB in the beginning and 134.2 MB in the end (delta: 25.2 MB). Free memory was 63.2 MB in the beginning and 93.2 MB in the end (delta: -30.1 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:08:59,396 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory was 38.8 MB in the beginning and 38.7 MB in the end (delta: 37.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1630.89 ms. Allocated memory was 109.1 MB in the beginning and 134.2 MB in the end (delta: 25.2 MB). Free memory was 63.2 MB in the beginning and 93.2 MB in the end (delta: -30.1 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5679]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:09:02,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:09:02,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:09:02,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:09:02,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:09:02,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:09:02,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:09:02,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:09:02,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:09:02,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:09:02,055 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:09:02,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:09:02,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:09:02,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:09:02,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:09:02,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:09:02,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:09:02,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:09:02,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:09:02,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:09:02,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:09:02,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:09:02,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:09:02,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:09:02,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:09:02,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:09:02,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:09:02,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:09:02,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:09:02,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:09:02,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:09:02,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:09:02,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:09:02,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:09:02,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:09:02,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:09:02,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:09:02,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:09:02,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:09:02,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:09:02,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:09:02,106 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 13:09:02,134 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:09:02,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:09:02,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:09:02,137 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:09:02,138 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:09:02,138 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:09:02,138 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:09:02,139 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:09:02,139 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:09:02,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:09:02,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:09:02,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:09:02,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:09:02,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:09:02,146 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:09:02,146 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:09:02,146 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:09:02,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:09:02,147 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:09:02,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:09:02,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:09:02,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:09:02,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:09:02,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:09:02,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:09:02,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:09:02,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:09:02,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:09:02,150 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:09:02,150 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:09:02,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:09:02,159 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:09:02,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:09:02,159 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-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f620e1599c7f5d23f37f5cf29086e83898cf9a05 [2020-11-22 13:09:02,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:09:02,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:09:02,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:09:02,615 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:09:02,616 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:09:02,617 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-22 13:09:02,694 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/data/91c05a9f3/a0938e3e4ae04919b7048955b43f70d5/FLAGb4a91f128 [2020-11-22 13:09:03,888 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:09:03,888 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-11-22 13:09:03,938 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/data/91c05a9f3/a0938e3e4ae04919b7048955b43f70d5/FLAGb4a91f128 [2020-11-22 13:09:04,193 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bfe1f328-6e8d-4408-a1a6-c367836ffb31/bin/utaipan/data/91c05a9f3/a0938e3e4ae04919b7048955b43f70d5 [2020-11-22 13:09:04,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:09:04,198 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:09:04,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:09:04,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:09:04,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:09:04,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:09:04" (1/1) ... [2020-11-22 13:09:04,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a9b384e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:09:04, skipping insertion in model container [2020-11-22 13:09:04,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:09:04" (1/1) ... [2020-11-22 13:09:04,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:09:04,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:09:05,151 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4425] [2020-11-22 13:09:06,033 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 13:09:06,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@782c5252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:09:06, skipping insertion in model container [2020-11-22 13:09:06,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:09:06,036 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:09:06,042 INFO L168 Benchmark]: Toolchain (without parser) took 1841.36 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 35.7 MB in the beginning and 37.1 MB in the end (delta: -1.4 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:09:06,044 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 58.7 MB. Free memory is still 41.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:09:06,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1836.64 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 35.5 MB in the beginning and 37.1 MB in the end (delta: -1.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:09:06,050 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 58.7 MB. Free memory is still 41.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1836.64 ms. Allocated memory was 58.7 MB in the beginning and 81.8 MB in the end (delta: 23.1 MB). Free memory was 35.5 MB in the beginning and 37.1 MB in the end (delta: -1.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5679]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...