./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--pci--bt8xx--bttv.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_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/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 07ae8eb4bd806769c7b73b4975bd9e4c135fcb36 ................................................................................................................................................................. 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_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/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 07ae8eb4bd806769c7b73b4975bd9e4c135fcb36 ..................................................................................................................................... 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 12:56:40,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:40,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:41,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:41,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:41,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:41,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:41,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:41,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:41,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:41,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:41,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:41,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:41,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:41,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:41,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:41,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:41,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:41,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:41,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:41,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:41,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:41,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:41,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:41,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:41,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:41,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:41,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:41,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:41,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:41,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:41,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:41,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:41,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:41,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:41,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:41,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:41,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:41,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:41,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:41,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:41,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-22 12:56:41,122 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:41,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:41,123 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:41,124 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:41,124 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:41,124 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:41,124 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:56:41,125 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:41,125 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:41,125 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:56:41,126 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:56:41,126 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:41,127 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:56:41,127 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:56:41,127 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:56:41,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:41,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:56:41,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:41,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:41,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:41,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:41,130 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:41,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:41,130 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:41,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:41,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:41,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:41,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:41,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:41,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:41,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:41,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:41,132 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:56:41,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:56:41,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:41,133 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:41,133 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:41,133 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-22 12:56:41,133 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_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07ae8eb4bd806769c7b73b4975bd9e4c135fcb36 [2020-11-22 12:56:41,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:41,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:41,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:41,502 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:41,508 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:41,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i [2020-11-22 12:56:41,598 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/data/213f0d62f/26a1ce2a8cae4bfdb7c55ee861f591e2/FLAGa0bcdab7f [2020-11-22 12:56:42,919 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:42,921 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i [2020-11-22 12:56:43,051 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/data/213f0d62f/26a1ce2a8cae4bfdb7c55ee861f591e2/FLAGa0bcdab7f [2020-11-22 12:56:43,524 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/data/213f0d62f/26a1ce2a8cae4bfdb7c55ee861f591e2 [2020-11-22 12:56:43,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:43,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:43,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:43,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:43,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:43,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:43" (1/1) ... [2020-11-22 12:56:43,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771b4d18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:43, skipping insertion in model container [2020-11-22 12:56:43,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:43" (1/1) ... [2020-11-22 12:56:43,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:43,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:44,588 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [5093] [2020-11-22 12:56:47,005 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 12:56:47,471 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 12:56:47,507 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 12:56:47,521 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 12:56:47,532 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 12:56:47,544 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 12:56:47,567 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 12:56:47,583 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 12:56:47,596 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 12:56:47,607 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 12:56:47,620 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 12:56:47,631 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 12:56:47,642 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 12:56:47,667 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 12:56:47,694 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 12:56:47,705 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 12:56:47,721 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 12:56:47,739 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 12:56:47,807 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 12:56:47,823 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 12:56:47,896 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 12:56:47,907 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 12:56:47,919 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 12:56:47,927 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 12:56:47,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7dce4d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:47, skipping insertion in model container [2020-11-22 12:56:47,928 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:47,929 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:56:47,932 INFO L168 Benchmark]: Toolchain (without parser) took 4400.27 ms. Allocated memory was 88.1 MB in the beginning and 178.3 MB in the end (delta: 90.2 MB). Free memory was 42.5 MB in the beginning and 122.7 MB in the end (delta: -80.2 MB). Peak memory consumption was 77.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:47,933 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 88.1 MB. Free memory was 47.5 MB in the beginning and 47.5 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:56:47,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4397.36 ms. Allocated memory was 88.1 MB in the beginning and 178.3 MB in the end (delta: 90.2 MB). Free memory was 42.5 MB in the beginning and 122.7 MB in the end (delta: -80.2 MB). Peak memory consumption was 77.6 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:47,937 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 88.1 MB. Free memory was 47.5 MB in the beginning and 47.5 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4397.36 ms. Allocated memory was 88.1 MB in the beginning and 178.3 MB in the end (delta: 90.2 MB). Free memory was 42.5 MB in the beginning and 122.7 MB in the end (delta: -80.2 MB). Peak memory consumption was 77.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8729]: 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 12:56:50,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:56:50,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:56:50,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:56:50,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:56:50,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:56:50,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:56:50,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:56:50,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:56:50,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:56:50,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:56:50,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:56:50,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:56:50,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:56:50,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:56:50,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:56:50,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:56:50,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:56:50,318 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:56:50,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:56:50,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:56:50,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:56:50,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:56:50,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:56:50,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:56:50,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:56:50,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:56:50,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:56:50,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:56:50,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:56:50,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:56:50,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:56:50,353 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:56:50,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:56:50,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:56:50,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:56:50,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:56:50,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:56:50,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:56:50,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:56:50,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:56:50,360 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-22 12:56:50,383 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:56:50,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:56:50,384 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:56:50,385 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:56:50,385 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:56:50,385 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:56:50,385 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:56:50,385 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:56:50,386 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:56:50,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:56:50,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:56:50,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:56:50,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:56:50,387 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:56:50,388 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:56:50,388 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:56:50,388 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:56:50,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:56:50,388 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:56:50,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:56:50,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:56:50,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:56:50,389 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:56:50,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:56:50,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:56:50,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:56:50,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:56:50,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:56:50,391 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:56:50,391 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:56:50,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:56:50,391 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:56:50,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:56:50,392 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_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07ae8eb4bd806769c7b73b4975bd9e4c135fcb36 [2020-11-22 12:56:50,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:56:50,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:56:50,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:56:50,815 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:56:50,815 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:56:50,816 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i [2020-11-22 12:56:50,886 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/data/60219db54/979a58bd64784b569a10e76894228869/FLAG5ad23e66b [2020-11-22 12:56:52,182 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:56:52,183 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i [2020-11-22 12:56:52,268 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/data/60219db54/979a58bd64784b569a10e76894228869/FLAG5ad23e66b [2020-11-22 12:56:52,733 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c634fac4-f5d7-4c10-82ba-c69fd7fc8db5/bin/utaipan/data/60219db54/979a58bd64784b569a10e76894228869 [2020-11-22 12:56:52,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:56:52,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:56:52,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:52,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:56:52,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:56:52,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:52" (1/1) ... [2020-11-22 12:56:52,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534bf1b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:52, skipping insertion in model container [2020-11-22 12:56:52,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:56:52" (1/1) ... [2020-11-22 12:56:52,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:56:53,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:56:53,668 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [5093] [2020-11-22 12:56:56,647 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-22 12:56:56,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56086bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:56:56, skipping insertion in model container [2020-11-22 12:56:56,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:56:56,648 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:56:56,651 INFO L168 Benchmark]: Toolchain (without parser) took 3912.54 ms. Allocated memory was 62.9 MB in the beginning and 130.0 MB in the end (delta: 67.1 MB). Free memory was 29.5 MB in the beginning and 80.6 MB in the end (delta: -51.1 MB). Peak memory consumption was 51.4 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:56,652 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 62.9 MB. Free memory is still 44.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:56:56,653 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3910.27 ms. Allocated memory was 62.9 MB in the beginning and 130.0 MB in the end (delta: 67.1 MB). Free memory was 29.4 MB in the beginning and 80.6 MB in the end (delta: -51.2 MB). Peak memory consumption was 51.4 MB. Max. memory is 16.1 GB. [2020-11-22 12:56:56,655 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 62.9 MB. Free memory is still 44.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3910.27 ms. Allocated memory was 62.9 MB in the beginning and 130.0 MB in the end (delta: 67.1 MB). Free memory was 29.4 MB in the beginning and 80.6 MB in the end (delta: -51.2 MB). Peak memory consumption was 51.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8729]: 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...