./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_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/config/AutomizerReach.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_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/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 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_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/config/AutomizerReach.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_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/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 f620e1599c7f5d23f37f5cf29086e83898cf9a05 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:09:20,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:09:20,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:09:20,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:09:20,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:09:20,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:09:20,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:09:20,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:09:20,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:09:20,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:09:20,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:09:20,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:09:20,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:09:20,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:09:20,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:09:20,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:09:20,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:09:20,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:09:20,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:09:20,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:09:20,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:09:20,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:09:20,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:09:20,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:09:20,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:09:20,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:09:20,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:09:20,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:09:20,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:09:20,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:09:20,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:09:20,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:09:20,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:09:20,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:09:20,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:09:20,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:09:20,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:09:20,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:09:20,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:09:20,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:09:20,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:09:20,207 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:09:20,258 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:09:20,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:09:20,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:09:20,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:09:20,261 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:09:20,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:09:20,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:09:20,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:09:20,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:09:20,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:09:20,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:09:20,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:09:20,265 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:09:20,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:09:20,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:09:20,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:09:20,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:09:20,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:09:20,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:09:20,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:09:20,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:09:20,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:09:20,267 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:09:20,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:09:20,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:09:20,268 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:09:20,268 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:09:20,268 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_1dd614b6-fe6e-4d3a-b525-16300fded225/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f620e1599c7f5d23f37f5cf29086e83898cf9a05 [2020-11-28 03:09:20,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:09:20,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:09:20,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:09:20,597 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:09:20,600 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:09:20,601 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/../../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 [2020-11-28 03:09:20,686 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/data/f927bda2b/ae72c63c9ce441778a3dedcd3f95ab4b/FLAG854ca0775 [2020-11-28 03:09:21,714 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:09:21,714 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/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 [2020-11-28 03:09:21,756 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/data/f927bda2b/ae72c63c9ce441778a3dedcd3f95ab4b/FLAG854ca0775 [2020-11-28 03:09:22,119 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/data/f927bda2b/ae72c63c9ce441778a3dedcd3f95ab4b [2020-11-28 03:09:22,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:09:22,124 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:09:22,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:09:22,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:09:22,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:09:22,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:22" (1/1) ... [2020-11-28 03:09:22,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad3fd51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:09:22, skipping insertion in model container [2020-11-28 03:09:22,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:22" (1/1) ... [2020-11-28 03:09:22,139 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:09:22,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:09:22,807 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4425] [2020-11-28 03:09:23,617 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:09:23,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@545ede93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:09:23, skipping insertion in model container [2020-11-28 03:09:23,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:09:23,620 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:09:23,623 INFO L168 Benchmark]: Toolchain (without parser) took 1497.86 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 49.2 MB in the beginning and 53.6 MB in the end (delta: -4.3 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:09:23,625 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 77.6 MB. Free memory was 37.2 MB in the beginning and 37.1 MB in the end (delta: 35.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:09:23,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1495.26 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 49.1 MB in the beginning and 53.6 MB in the end (delta: -4.5 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:09:23,630 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 77.6 MB. Free memory was 37.2 MB in the beginning and 37.1 MB in the end (delta: 35.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1495.26 ms. Allocated memory was 77.6 MB in the beginning and 98.6 MB in the end (delta: 21.0 MB). Free memory was 49.1 MB in the beginning and 53.6 MB in the end (delta: -4.5 MB). Peak memory consumption was 33.6 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:09:26,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:09:26,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:09:26,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:09:26,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:09:26,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:09:26,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:09:26,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:09:26,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:09:26,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:09:26,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:09:26,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:09:26,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:09:26,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:09:26,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:09:26,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:09:26,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:09:26,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:09:26,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:09:26,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:09:26,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:09:26,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:09:26,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:09:26,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:09:26,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:09:26,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:09:26,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:09:26,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:09:26,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:09:26,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:09:26,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:09:26,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:09:26,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:09:26,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:09:26,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:09:26,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:09:26,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:09:26,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:09:26,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:09:26,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:09:26,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:09:26,190 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:09:26,242 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:09:26,243 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:09:26,247 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:09:26,247 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:09:26,247 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:09:26,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:09:26,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:09:26,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:09:26,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:09:26,249 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:09:26,250 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:09:26,250 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:09:26,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:09:26,251 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:09:26,251 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:09:26,251 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:09:26,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:09:26,252 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:09:26,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:09:26,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:09:26,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:09:26,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:09:26,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:09:26,254 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:09:26,254 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:09:26,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:09:26,254 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:09:26,255 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:09:26,255 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:09:26,255 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_1dd614b6-fe6e-4d3a-b525-16300fded225/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f620e1599c7f5d23f37f5cf29086e83898cf9a05 [2020-11-28 03:09:26,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:09:26,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:09:26,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:09:26,735 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:09:26,736 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:09:26,738 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/../../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 [2020-11-28 03:09:26,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/data/c0272d260/61141b69c0454e0295f91196c63edca0/FLAG2b57dc9ed [2020-11-28 03:09:27,781 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:09:27,782 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/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 [2020-11-28 03:09:27,857 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/data/c0272d260/61141b69c0454e0295f91196c63edca0/FLAG2b57dc9ed [2020-11-28 03:09:28,210 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1dd614b6-fe6e-4d3a-b525-16300fded225/bin/uautomizer/data/c0272d260/61141b69c0454e0295f91196c63edca0 [2020-11-28 03:09:28,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:09:28,214 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:09:28,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:09:28,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:09:28,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:09:28,228 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:28" (1/1) ... [2020-11-28 03:09:28,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72fd23eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:09:28, skipping insertion in model container [2020-11-28 03:09:28,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:28" (1/1) ... [2020-11-28 03:09:28,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:09:28,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:09:29,048 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4425] [2020-11-28 03:09:29,658 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 03:09:29,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1954330b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:09:29, skipping insertion in model container [2020-11-28 03:09:29,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:09:29,660 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:09:29,662 INFO L168 Benchmark]: Toolchain (without parser) took 1446.59 ms. Allocated memory was 54.5 MB in the beginning and 94.4 MB in the end (delta: 39.8 MB). Free memory was 32.7 MB in the beginning and 60.3 MB in the end (delta: -27.6 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:09:29,663 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 54.5 MB. Free memory is still 36.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:09:29,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1444.26 ms. Allocated memory was 54.5 MB in the beginning and 94.4 MB in the end (delta: 39.8 MB). Free memory was 32.5 MB in the beginning and 60.3 MB in the end (delta: -27.8 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:09:29,667 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 54.5 MB. Free memory is still 36.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1444.26 ms. Allocated memory was 54.5 MB in the beginning and 94.4 MB in the end (delta: 39.8 MB). Free memory was 32.5 MB in the beginning and 60.3 MB in the end (delta: -27.8 MB). Peak memory consumption was 29.1 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...