./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--s2255--s2255drv.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e21d8f40b0ba552098382b8b89ad0d5ba8538ab0 ........................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e21d8f40b0ba552098382b8b89ad0d5ba8538ab0 ............................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 12:47:04,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:47:04,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:47:04,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:47:04,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:47:04,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:47:04,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:47:04,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:47:04,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:47:04,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:47:04,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:47:04,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:47:04,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:47:04,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:47:04,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:47:04,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:47:04,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:47:04,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:47:04,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:47:04,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:47:04,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:47:04,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:47:04,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:47:04,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:47:04,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:47:04,167 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:47:04,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:47:04,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:47:04,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:47:04,169 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:47:04,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:47:04,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:47:04,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:47:04,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:47:04,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:47:04,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:47:04,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:47:04,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:47:04,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:47:04,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:47:04,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:47:04,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 12:47:04,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:47:04,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:47:04,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:47:04,184 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:47:04,184 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:47:04,184 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:47:04,184 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 12:47:04,184 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:47:04,184 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:47:04,185 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 12:47:04,185 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 12:47:04,185 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:47:04,185 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 12:47:04,185 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 12:47:04,185 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 12:47:04,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:47:04,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:47:04,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:47:04,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:47:04,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:47:04,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:47:04,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:47:04,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:47:04,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:47:04,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:47:04,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:47:04,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:47:04,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:47:04,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:47:04,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:47:04,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:47:04,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:47:04,188 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 12:47:04,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 12:47:04,188 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:47:04,188 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:47:04,188 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:47:04,188 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 12:47:04,189 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e21d8f40b0ba552098382b8b89ad0d5ba8538ab0 [2019-12-07 12:47:04,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:47:04,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:47:04,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:47:04,299 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:47:04,299 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:47:04,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2019-12-07 12:47:04,338 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/data/666121ce3/ed153b39ff9442768cfe03f3949f48cb/FLAG8af4b41d3 [2019-12-07 12:47:04,996 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:47:04,997 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2019-12-07 12:47:05,026 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/data/666121ce3/ed153b39ff9442768cfe03f3949f48cb/FLAG8af4b41d3 [2019-12-07 12:47:05,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/data/666121ce3/ed153b39ff9442768cfe03f3949f48cb [2019-12-07 12:47:05,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:47:05,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:47:05,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:47:05,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:47:05,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:47:05,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:47:05" (1/1) ... [2019-12-07 12:47:05,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32466ebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:47:05, skipping insertion in model container [2019-12-07 12:47:05,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:47:05" (1/1) ... [2019-12-07 12:47:05,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:47:05,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:47:05,807 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4598] [2019-12-07 12:47:06,409 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 12:47:06,434 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 12:47:06,439 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 12:47:06,445 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 12:47:06,457 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 12:47:06,467 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 12:47:06,473 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 12:47:06,477 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 12:47:06,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79e0e8a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:47:06, skipping insertion in model container [2019-12-07 12:47:06,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:47:06,478 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:47:06,480 INFO L168 Benchmark]: Toolchain (without parser) took 1098.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -141.5 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. [2019-12-07 12:47:06,480 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:47:06,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1095.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -141.5 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. [2019-12-07 12:47:06,482 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1095.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -141.5 MB). Peak memory consumption was 59.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6232]: 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 0.1.25-f470102 [2019-12-07 12:47:07,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:47:07,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:47:07,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:47:07,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:47:07,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:47:07,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:47:07,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:47:07,677 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:47:07,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:47:07,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:47:07,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:47:07,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:47:07,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:47:07,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:47:07,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:47:07,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:47:07,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:47:07,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:47:07,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:47:07,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:47:07,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:47:07,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:47:07,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:47:07,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:47:07,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:47:07,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:47:07,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:47:07,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:47:07,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:47:07,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:47:07,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:47:07,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:47:07,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:47:07,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:47:07,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:47:07,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:47:07,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:47:07,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:47:07,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:47:07,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:47:07,698 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 12:47:07,708 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:47:07,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:47:07,708 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:47:07,709 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:47:07,709 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:47:07,709 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:47:07,709 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:47:07,709 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:47:07,709 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:47:07,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:47:07,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:47:07,710 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:47:07,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:47:07,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:47:07,710 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:47:07,710 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 12:47:07,711 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 12:47:07,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:47:07,711 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:47:07,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:47:07,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:47:07,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:47:07,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:47:07,711 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:47:07,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:47:07,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:47:07,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:47:07,712 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:47:07,712 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 12:47:07,712 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 12:47:07,712 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:47:07,712 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:47:07,713 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:47:07,713 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e21d8f40b0ba552098382b8b89ad0d5ba8538ab0 [2019-12-07 12:47:07,877 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:47:07,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:47:07,887 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:47:07,888 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:47:07,888 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:47:07,889 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2019-12-07 12:47:07,925 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/data/e12cdbf57/038ffe7b41a34c0caad3046167b8d36b/FLAGcc6d872dd [2019-12-07 12:47:08,513 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:47:08,514 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2019-12-07 12:47:08,539 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/data/e12cdbf57/038ffe7b41a34c0caad3046167b8d36b/FLAGcc6d872dd [2019-12-07 12:47:08,703 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a24cd6b3-0c0a-446c-b540-4cdff0beb864/bin/utaipan/data/e12cdbf57/038ffe7b41a34c0caad3046167b8d36b [2019-12-07 12:47:08,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:47:08,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:47:08,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:47:08,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:47:08,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:47:08,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:47:08" (1/1) ... [2019-12-07 12:47:08,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@508e2f9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:47:08, skipping insertion in model container [2019-12-07 12:47:08,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:47:08" (1/1) ... [2019-12-07 12:47:08,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:47:08,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:47:09,206 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4598] [2019-12-07 12:47:09,906 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 12:47:09,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@709230e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:47:09, skipping insertion in model container [2019-12-07 12:47:09,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:47:09,907 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:47:09,909 INFO L168 Benchmark]: Toolchain (without parser) took 1200.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -143.3 MB). Peak memory consumption was 63.6 MB. Max. memory is 11.5 GB. [2019-12-07 12:47:09,910 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:47:09,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1197.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -143.3 MB). Peak memory consumption was 63.6 MB. Max. memory is 11.5 GB. [2019-12-07 12:47:09,912 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1197.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 150.5 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -143.3 MB). Peak memory consumption was 63.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6232]: 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...