./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 d57280e669bca6a99b5ccb8cbc8ccfc489d7ead2 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 d57280e669bca6a99b5ccb8cbc8ccfc489d7ead2 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 05:03:33,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:03:33,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:03:33,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:03:33,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:03:33,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:03:33,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:03:33,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:03:33,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:03:33,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:03:33,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:03:33,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:03:33,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:03:33,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:03:33,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:03:33,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:03:33,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:03:33,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:03:33,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:03:33,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:03:33,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:03:33,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:03:33,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:03:33,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:03:33,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:03:33,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:03:33,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:03:33,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:03:33,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:03:33,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:03:33,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:03:33,449 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:03:33,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:03:33,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:03:33,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:03:33,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:03:33,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:03:33,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:03:33,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:03:33,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:03:33,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:03:33,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 05:03:33,488 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:03:33,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:03:33,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:03:33,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:03:33,490 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:03:33,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:03:33,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 05:03:33,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:03:33,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:03:33,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:03:33,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:03:33,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:03:33,492 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:03:33,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:03:33,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:03:33,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:03:33,493 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:03:33,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:03:33,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:03:33,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:03:33,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:03:33,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:03:33,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 05:03:33,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 05:03:33,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:03:33,495 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:03:33,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:03:33,496 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> d57280e669bca6a99b5ccb8cbc8ccfc489d7ead2 [2020-10-20 05:03:33,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:03:33,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:03:33,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:03:33,740 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:03:33,740 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:03:33,741 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-10-20 05:03:33,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/976e4b755/7f10de4ce0684b81aa37789c1097abb6/FLAGd2d29f3f9 [2020-10-20 05:03:34,986 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:03:34,987 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-10-20 05:03:35,044 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/976e4b755/7f10de4ce0684b81aa37789c1097abb6/FLAGd2d29f3f9 [2020-10-20 05:03:35,301 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/976e4b755/7f10de4ce0684b81aa37789c1097abb6 [2020-10-20 05:03:35,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:03:35,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:03:35,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:03:35,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:03:35,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:03:35,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:03:35" (1/1) ... [2020-10-20 05:03:35,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3daa89e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:03:35, skipping insertion in model container [2020-10-20 05:03:35,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:03:35" (1/1) ... [2020-10-20 05:03:35,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:03:35,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:03:41,058 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:03:41,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@532741db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:03:41, skipping insertion in model container [2020-10-20 05:03:41,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:03:41,061 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:03:41,064 INFO L168 Benchmark]: Toolchain (without parser) took 5756.61 ms. Allocated memory was 44.6 MB in the beginning and 93.3 MB in the end (delta: 48.8 MB). Free memory was 12.1 MB in the beginning and 21.5 MB in the end (delta: -9.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 14.3 GB. [2020-10-20 05:03:41,066 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 32.0 MB. Free memory was 9.9 MB in the beginning and 9.8 MB in the end (delta: 45.4 kB). Peak memory consumption was 45.4 kB. Max. memory is 14.3 GB. [2020-10-20 05:03:41,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5748.56 ms. Allocated memory was 44.6 MB in the beginning and 93.3 MB in the end (delta: 48.8 MB). Free memory was 11.1 MB in the beginning and 21.5 MB in the end (delta: -10.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 14.3 GB. [2020-10-20 05:03:41,070 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 32.0 MB. Free memory was 9.9 MB in the beginning and 9.8 MB in the end (delta: 45.4 kB). Peak memory consumption was 45.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 5748.56 ms. Allocated memory was 44.6 MB in the beginning and 93.3 MB in the end (delta: 48.8 MB). Free memory was 11.1 MB in the beginning and 21.5 MB in the end (delta: -10.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15339]: 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 0.1.25-9a8b2e8 [2020-10-20 05:03:43,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:03:43,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:03:43,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:03:43,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:03:43,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:03:43,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:03:43,107 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:03:43,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:03:43,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:03:43,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:03:43,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:03:43,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:03:43,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:03:43,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:03:43,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:03:43,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:03:43,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:03:43,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:03:43,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:03:43,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:03:43,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:03:43,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:03:43,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:03:43,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:03:43,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:03:43,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:03:43,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:03:43,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:03:43,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:03:43,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:03:43,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:03:43,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:03:43,175 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:03:43,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:03:43,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:03:43,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:03:43,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:03:43,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:03:43,181 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:03:43,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:03:43,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 05:03:43,223 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:03:43,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:03:43,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:03:43,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:03:43,226 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:03:43,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:03:43,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:03:43,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:03:43,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:03:43,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:03:43,228 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 05:03:43,229 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 05:03:43,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:03:43,229 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:03:43,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:03:43,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:03:43,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:03:43,230 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:03:43,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:03:43,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:03:43,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:03:43,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:03:43,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:03:43,232 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 05:03:43,232 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 05:03:43,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:03:43,233 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:03:43,233 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:03:43,233 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 05:03:43,234 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> d57280e669bca6a99b5ccb8cbc8ccfc489d7ead2 [2020-10-20 05:03:43,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:03:43,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:03:43,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:03:43,499 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:03:43,502 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:03:43,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-10-20 05:03:43,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dfbfb2eb/e888c740b87b4ba8b2ae479325d1d8aa/FLAG66aa8a841 [2020-10-20 05:03:44,581 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:03:44,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-10-20 05:03:44,651 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dfbfb2eb/e888c740b87b4ba8b2ae479325d1d8aa/FLAG66aa8a841 [2020-10-20 05:03:44,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dfbfb2eb/e888c740b87b4ba8b2ae479325d1d8aa [2020-10-20 05:03:44,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:03:44,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:03:44,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:03:44,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:03:44,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:03:44,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:03:44" (1/1) ... [2020-10-20 05:03:44,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1706ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:03:44, skipping insertion in model container [2020-10-20 05:03:44,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:03:44" (1/1) ... [2020-10-20 05:03:44,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:03:45,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:03:50,173 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:03:50,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75d1b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:03:50, skipping insertion in model container [2020-10-20 05:03:50,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:03:50,176 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:03:50,179 INFO L168 Benchmark]: Toolchain (without parser) took 5280.63 ms. Allocated memory was 36.2 MB in the beginning and 76.0 MB in the end (delta: 39.8 MB). Free memory was 5.3 MB in the beginning and 25.7 MB in the end (delta: -20.4 MB). Peak memory consumption was 33.8 MB. Max. memory is 14.3 GB. [2020-10-20 05:03:50,180 INFO L168 Benchmark]: CDTParser took 0.86 ms. Allocated memory is still 33.0 MB. Free memory was 10.3 MB in the beginning and 10.3 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. [2020-10-20 05:03:50,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5272.02 ms. Allocated memory was 36.2 MB in the beginning and 76.0 MB in the end (delta: 39.8 MB). Free memory was 4.3 MB in the beginning and 25.9 MB in the end (delta: -21.6 MB). Peak memory consumption was 32.8 MB. Max. memory is 14.3 GB. [2020-10-20 05:03:50,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 ms. Allocated memory is still 33.0 MB. Free memory was 10.3 MB in the beginning and 10.3 MB in the end (delta: 43.6 kB). Peak memory consumption was 43.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 5272.02 ms. Allocated memory was 36.2 MB in the beginning and 76.0 MB in the end (delta: 39.8 MB). Free memory was 4.3 MB in the beginning and 25.9 MB in the end (delta: -21.6 MB). Peak memory consumption was 32.8 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15339]: 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...