./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.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_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 ............................................................................................................................... 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_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:28:02,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:28:02,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:28:02,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:28:02,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:28:02,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:28:02,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:28:02,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:28:02,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:28:02,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:28:02,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:28:02,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:28:02,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:28:02,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:28:02,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:28:02,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:28:02,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:28:02,952 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:28:02,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:28:02,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:28:02,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:28:02,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:28:02,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:28:02,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:28:02,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:28:02,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:28:02,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:28:02,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:28:02,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:28:02,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:28:02,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:28:02,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:28:02,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:28:02,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:28:02,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:28:02,974 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:28:02,975 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:28:02,975 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:28:02,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:28:02,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:28:02,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:28:02,978 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 19:28:03,001 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:28:03,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:28:03,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:28:03,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:28:03,003 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:28:03,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:28:03,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:28:03,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:28:03,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:28:03,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:28:03,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:28:03,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:28:03,004 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:28:03,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:28:03,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:28:03,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:28:03,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:28:03,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:28:03,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:28:03,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:28:03,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:28:03,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:28:03,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:28:03,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:28:03,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:28:03,007 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:28:03,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:28:03,008 INFO L138 SettingsManager]: * To the following directory=dump/ 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_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 [2020-11-29 19:28:03,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:28:03,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:28:03,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:28:03,290 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:28:03,291 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:28:03,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-11-29 19:28:03,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/data/a0849e8e7/d742bc8bb9a3485e8f3fd26c401365d0/FLAGbfdb7fa5e [2020-11-29 19:28:04,273 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:28:04,275 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-11-29 19:28:04,320 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/data/a0849e8e7/d742bc8bb9a3485e8f3fd26c401365d0/FLAGbfdb7fa5e [2020-11-29 19:28:04,729 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/data/a0849e8e7/d742bc8bb9a3485e8f3fd26c401365d0 [2020-11-29 19:28:04,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:28:04,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:28:04,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:28:04,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:28:04,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:28:04,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:28:04" (1/1) ... [2020-11-29 19:28:04,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@109fbfc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:28:04, skipping insertion in model container [2020-11-29 19:28:04,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:28:04" (1/1) ... [2020-11-29 19:28:04,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:28:04,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:28:05,460 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2020-11-29 19:28:06,724 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 19:28:06,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1bd0e56b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:28:06, skipping insertion in model container [2020-11-29 19:28:06,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:28:06,725 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:28:06,728 INFO L168 Benchmark]: Toolchain (without parser) took 1993.21 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 58.8 MB in the beginning and 64.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 52.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:28:06,731 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 44.0 MB in the beginning and 44.0 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:28:06,733 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1990.67 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 58.8 MB in the beginning and 64.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 52.6 MB. Max. memory is 16.1 GB. [2020-11-29 19:28:06,736 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 44.0 MB in the beginning and 44.0 MB in the end (delta: 39.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1990.67 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 58.8 MB in the beginning and 64.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 52.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6677]: 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 [2020-11-29 19:28:08,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:28:08,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:28:08,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:28:08,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:28:08,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:28:08,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:28:08,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:28:08,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:28:08,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:28:08,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:28:08,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:28:08,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:28:09,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:28:09,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:28:09,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:28:09,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:28:09,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:28:09,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:28:09,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:28:09,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:28:09,032 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:28:09,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:28:09,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:28:09,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:28:09,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:28:09,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:28:09,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:28:09,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:28:09,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:28:09,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:28:09,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:28:09,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:28:09,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:28:09,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:28:09,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:28:09,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:28:09,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:28:09,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:28:09,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:28:09,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:28:09,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 19:28:09,119 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:28:09,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:28:09,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:28:09,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:28:09,124 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:28:09,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:28:09,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:28:09,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:28:09,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:28:09,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:28:09,126 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:28:09,127 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:28:09,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:28:09,127 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:28:09,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:28:09,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:28:09,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:28:09,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:28:09,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:28:09,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:28:09,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:28:09,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:28:09,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:28:09,130 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 19:28:09,130 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:28:09,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:28:09,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:28:09,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:28:09,131 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 19:28:09,132 INFO L138 SettingsManager]: * To the following directory=dump/ 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_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47d56d1b5b5f9d5dc21ef1416e762a9237a50da8 [2020-11-29 19:28:09,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:28:09,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:28:09,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:28:09,544 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:28:09,546 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:28:09,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-11-29 19:28:09,635 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/data/b3bf25b8e/4ae05b4c64f74d6b9b742b44a7d15446/FLAGbf8254ff1 [2020-11-29 19:28:10,595 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:28:10,596 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2020-11-29 19:28:10,658 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/data/b3bf25b8e/4ae05b4c64f74d6b9b742b44a7d15446/FLAGbf8254ff1 [2020-11-29 19:28:11,016 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7e334c87-1611-46f2-a7c7-80b3f52e238d/bin/uautomizer/data/b3bf25b8e/4ae05b4c64f74d6b9b742b44a7d15446 [2020-11-29 19:28:11,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:28:11,021 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:28:11,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:28:11,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:28:11,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:28:11,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:28:11" (1/1) ... [2020-11-29 19:28:11,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@708d30ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:28:11, skipping insertion in model container [2020-11-29 19:28:11,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:28:11" (1/1) ... [2020-11-29 19:28:11,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:28:11,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:28:11,903 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2020-11-29 19:28:13,029 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 19:28:13,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66d0a6e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:28:13, skipping insertion in model container [2020-11-29 19:28:13,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:28:13,031 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 19:28:13,034 INFO L168 Benchmark]: Toolchain (without parser) took 2011.84 ms. Allocated memory was 75.5 MB in the beginning and 94.4 MB in the end (delta: 18.9 MB). Free memory was 39.6 MB in the beginning and 58.1 MB in the end (delta: -18.5 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:28:13,036 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 56.6 MB. Free memory was 37.5 MB in the beginning and 37.5 MB in the end (delta: 34.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:28:13,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2006.67 ms. Allocated memory was 75.5 MB in the beginning and 94.4 MB in the end (delta: 18.9 MB). Free memory was 39.3 MB in the beginning and 58.1 MB in the end (delta: -18.9 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. [2020-11-29 19:28:13,040 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 56.6 MB. Free memory was 37.5 MB in the beginning and 37.5 MB in the end (delta: 34.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2006.67 ms. Allocated memory was 75.5 MB in the beginning and 94.4 MB in the end (delta: 18.9 MB). Free memory was 39.3 MB in the beginning and 58.1 MB in the end (delta: -18.9 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6677]: 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...