./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-32_7a-drivers--media--v4l2-core--videodev.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_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 ............................................................................................................................... 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_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 ................................................................................................................................... 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 04:38:51,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:38:51,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:38:51,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:38:51,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:38:51,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:38:51,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:38:51,114 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:38:51,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:38:51,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:38:51,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:38:51,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:38:51,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:38:51,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:38:51,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:38:51,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:38:51,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:38:51,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:38:51,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:38:51,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:38:51,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:38:51,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:38:51,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:38:51,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:38:51,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:38:51,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:38:51,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:38:51,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:38:51,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:38:51,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:38:51,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:38:51,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:38:51,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:38:51,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:38:51,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:38:51,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:38:51,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:38:51,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:38:51,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:38:51,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:38:51,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:38:51,180 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-11-28 04:38:51,222 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:38:51,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:38:51,223 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:38:51,223 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:38:51,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:38:51,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:38:51,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:38:51,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:38:51,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:38:51,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:38:51,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:38:51,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:38:51,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:38:51,227 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:38:51,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:38:51,228 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:38:51,228 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:38:51,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:38:51,228 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:38:51,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:38:51,229 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:38:51,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:38:51,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:38:51,230 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:38:51,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:38:51,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:38:51,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:38:51,231 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_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 [2020-11-28 04:38:51,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:38:51,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:38:51,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:38:51,521 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:38:51,524 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:38:51,525 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 04:38:51,599 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/data/dcbfb75df/a52bc32a1b6f4994adf17d0cd01dc583/FLAG0dea917c2 [2020-11-28 04:38:53,043 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:38:53,044 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 04:38:53,154 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/data/dcbfb75df/a52bc32a1b6f4994adf17d0cd01dc583/FLAG0dea917c2 [2020-11-28 04:38:53,606 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/data/dcbfb75df/a52bc32a1b6f4994adf17d0cd01dc583 [2020-11-28 04:38:53,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:38:53,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:38:53,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:53,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:38:53,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:38:53,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6514e344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:53, skipping insertion in model container [2020-11-28 04:38:53,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:38:53" (1/1) ... [2020-11-28 04:38:53,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:38:53,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:38:54,564 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3970] [2020-11-28 04:38:57,843 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 04:38:57,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@434539e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:38:57, skipping insertion in model container [2020-11-28 04:38:57,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:38:57,845 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:38:57,847 INFO L168 Benchmark]: Toolchain (without parser) took 4235.39 ms. Allocated memory was 94.4 MB in the beginning and 172.0 MB in the end (delta: 77.6 MB). Free memory was 53.2 MB in the beginning and 105.9 MB in the end (delta: -52.7 MB). Peak memory consumption was 62.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:57,848 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 94.4 MB. Free memory was 55.5 MB in the beginning and 55.5 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:38:57,849 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4232.98 ms. Allocated memory was 94.4 MB in the beginning and 172.0 MB in the end (delta: 77.6 MB). Free memory was 53.2 MB in the beginning and 105.9 MB in the end (delta: -52.7 MB). Peak memory consumption was 62.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:38:57,851 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 94.4 MB. Free memory was 55.5 MB in the beginning and 55.5 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4232.98 ms. Allocated memory was 94.4 MB in the beginning and 172.0 MB in the end (delta: 77.6 MB). Free memory was 53.2 MB in the beginning and 105.9 MB in the end (delta: -52.7 MB). Peak memory consumption was 62.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9848]: 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 04:39:00,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:00,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:00,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:00,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:00,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:00,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:00,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:00,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:00,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:00,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:00,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:00,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:00,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:00,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:00,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:00,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:00,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:00,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:00,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:00,150 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:00,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:00,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:00,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:00,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:00,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:00,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:00,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:00,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:00,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:00,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:00,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:00,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:00,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:00,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:00,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:00,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:00,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:00,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:00,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:00,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:00,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-11-28 04:39:00,233 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:00,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:00,235 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:00,235 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:00,236 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:00,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:00,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:00,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:00,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:00,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:00,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:00,239 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:39:00,239 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:39:00,239 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:39:00,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:00,240 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:00,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:00,240 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:00,240 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:00,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:00,241 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:00,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:00,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:00,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:00,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:00,242 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:39:00,242 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:39:00,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:00,242 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:39:00,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:39:00,243 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 04:39:00,243 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_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c49b52f9467dd4c4a1dd6386b1c9708ead7aae25 [2020-11-28 04:39:00,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:00,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:00,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:00,663 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:00,664 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:00,665 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 04:39:00,725 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/data/7e09f9b16/a48d1e65ea3e4354b71739c7592e8769/FLAG45c962dab [2020-11-28 04:39:02,170 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:39:02,171 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-28 04:39:02,309 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/data/7e09f9b16/a48d1e65ea3e4354b71739c7592e8769/FLAG45c962dab [2020-11-28 04:39:02,662 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ac299970-127d-4575-ae2e-b16205304a33/bin/ukojak/data/7e09f9b16/a48d1e65ea3e4354b71739c7592e8769 [2020-11-28 04:39:02,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:39:02,665 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:39:02,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:02,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:39:02,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:39:02,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:02" (1/1) ... [2020-11-28 04:39:02,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e58ba17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:02, skipping insertion in model container [2020-11-28 04:39:02,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:02" (1/1) ... [2020-11-28 04:39:02,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:39:02,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:39:03,550 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3970] [2020-11-28 04:39:06,659 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 04:39:06,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ca81288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:06, skipping insertion in model container [2020-11-28 04:39:06,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:06,661 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 04:39:06,663 INFO L168 Benchmark]: Toolchain (without parser) took 3996.20 ms. Allocated memory was 56.6 MB in the beginning and 119.5 MB in the end (delta: 62.9 MB). Free memory was 19.4 MB in the beginning and 60.9 MB in the end (delta: -41.6 MB). Peak memory consumption was 47.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:06,664 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 46.1 MB. Free memory was 29.0 MB in the beginning and 29.0 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:06,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3993.98 ms. Allocated memory was 56.6 MB in the beginning and 119.5 MB in the end (delta: 62.9 MB). Free memory was 19.2 MB in the beginning and 60.9 MB in the end (delta: -41.8 MB). Peak memory consumption was 47.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:06,666 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 46.1 MB. Free memory was 29.0 MB in the beginning and 29.0 MB in the end (delta: 31.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3993.98 ms. Allocated memory was 56.6 MB in the beginning and 119.5 MB in the end (delta: 62.9 MB). Free memory was 19.2 MB in the beginning and 60.9 MB in the end (delta: -41.8 MB). Peak memory consumption was 47.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9848]: 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...