./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.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 08ebc0428809d4cabca150b6768822b31fc9c01b ......................................................................................................................... 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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.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 08ebc0428809d4cabca150b6768822b31fc9c01b ........................................................................................................................... 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 05:28:08,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:28:08,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:28:08,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:28:08,125 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:28:08,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:28:08,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:28:08,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:28:08,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:28:08,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:28:08,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:28:08,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:28:08,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:28:08,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:28:08,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:28:08,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:28:08,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:28:08,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:28:08,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:28:08,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:28:08,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:28:08,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:28:08,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:28:08,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:28:08,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:28:08,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:28:08,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:28:08,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:28:08,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:28:08,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:28:08,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:28:08,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:28:08,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:28:08,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:28:08,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:28:08,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:28:08,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:28:08,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:28:08,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:28:08,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:28:08,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:28:08,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 05:28:08,234 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:28:08,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:28:08,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:28:08,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:28:08,240 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:28:08,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:28:08,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 05:28:08,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:28:08,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:28:08,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:28:08,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:28:08,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:28:08,243 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:28:08,244 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:28:08,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:28:08,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:28:08,245 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:28:08,245 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:28:08,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:28:08,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:28:08,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:28:08,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:28:08,246 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 05:28:08,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 05:28:08,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:28:08,247 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:28:08,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:28:08,248 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 -> 08ebc0428809d4cabca150b6768822b31fc9c01b [2020-10-20 05:28:08,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:28:08,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:28:08,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:28:08,491 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:28:08,492 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:28:08,493 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-10-20 05:28:08,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fc73f22d/b20152da8f0a40bf8235ad614511c2f6/FLAG06db9ab79 [2020-10-20 05:28:09,617 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:28:09,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-10-20 05:28:09,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fc73f22d/b20152da8f0a40bf8235ad614511c2f6/FLAG06db9ab79 [2020-10-20 05:28:09,832 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fc73f22d/b20152da8f0a40bf8235ad614511c2f6 [2020-10-20 05:28:09,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:28:09,841 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:28:09,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:28:09,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:28:09,846 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:28:09,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:28:09" (1/1) ... [2020-10-20 05:28:09,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@774b36d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:28:09, skipping insertion in model container [2020-10-20 05:28:09,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:28:09" (1/1) ... [2020-10-20 05:28:09,859 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:28:10,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:28:15,177 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:28:15,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ae2f011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:28:15, skipping insertion in model container [2020-10-20 05:28:15,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:28:15,180 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:28:15,185 INFO L168 Benchmark]: Toolchain (without parser) took 5345.46 ms. Allocated memory was 45.1 MB in the beginning and 86.0 MB in the end (delta: 40.9 MB). Free memory was 16.9 MB in the beginning and 19.0 MB in the end (delta: -2.2 MB). Peak memory consumption was 41.0 MB. Max. memory is 14.3 GB. [2020-10-20 05:28:15,186 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 34.1 MB. Free memory was 9.8 MB in the beginning and 9.8 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. [2020-10-20 05:28:15,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5337.48 ms. Allocated memory was 45.1 MB in the beginning and 86.0 MB in the end (delta: 40.9 MB). Free memory was 16.0 MB in the beginning and 19.0 MB in the end (delta: -3.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 14.3 GB. [2020-10-20 05:28:15,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 34.1 MB. Free memory was 9.8 MB in the beginning and 9.8 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 5337.48 ms. Allocated memory was 45.1 MB in the beginning and 86.0 MB in the end (delta: 40.9 MB). Free memory was 16.0 MB in the beginning and 19.0 MB in the end (delta: -3.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13437]: 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 05:28:17,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 05:28:17,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 05:28:17,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 05:28:17,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 05:28:17,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 05:28:17,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 05:28:17,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 05:28:17,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 05:28:17,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 05:28:17,392 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 05:28:17,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 05:28:17,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 05:28:17,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 05:28:17,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 05:28:17,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 05:28:17,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 05:28:17,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 05:28:17,400 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 05:28:17,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 05:28:17,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 05:28:17,405 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 05:28:17,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 05:28:17,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 05:28:17,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 05:28:17,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 05:28:17,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 05:28:17,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 05:28:17,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 05:28:17,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 05:28:17,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 05:28:17,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 05:28:17,420 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 05:28:17,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 05:28:17,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 05:28:17,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 05:28:17,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 05:28:17,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 05:28:17,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 05:28:17,428 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 05:28:17,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 05:28:17,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 05:28:17,492 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 05:28:17,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 05:28:17,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 05:28:17,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 05:28:17,496 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 05:28:17,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 05:28:17,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 05:28:17,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 05:28:17,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 05:28:17,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 05:28:17,498 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 05:28:17,498 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 05:28:17,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 05:28:17,499 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 05:28:17,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 05:28:17,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 05:28:17,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 05:28:17,500 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 05:28:17,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 05:28:17,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 05:28:17,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 05:28:17,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 05:28:17,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 05:28:17,502 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 05:28:17,502 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 05:28:17,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 05:28:17,503 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 05:28:17,503 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 05:28:17,503 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 05:28:17,503 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 -> 08ebc0428809d4cabca150b6768822b31fc9c01b [2020-10-20 05:28:17,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 05:28:17,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 05:28:17,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 05:28:17,801 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 05:28:17,802 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 05:28:17,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-10-20 05:28:17,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cedcfbf97/fbf47b098e5e4bc290b0c02e9f360a14/FLAGd675b1925 [2020-10-20 05:28:18,961 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 05:28:18,962 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-10-20 05:28:19,011 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cedcfbf97/fbf47b098e5e4bc290b0c02e9f360a14/FLAGd675b1925 [2020-10-20 05:28:19,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cedcfbf97/fbf47b098e5e4bc290b0c02e9f360a14 [2020-10-20 05:28:19,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 05:28:19,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 05:28:19,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 05:28:19,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 05:28:19,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 05:28:19,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:28:19" (1/1) ... [2020-10-20 05:28:19,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33b8a602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:28:19, skipping insertion in model container [2020-10-20 05:28:19,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:28:19" (1/1) ... [2020-10-20 05:28:19,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 05:28:19,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 05:28:23,722 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 05:28:23,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34739bdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:28:23, skipping insertion in model container [2020-10-20 05:28:23,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 05:28:23,724 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 05:28:23,728 INFO L168 Benchmark]: Toolchain (without parser) took 4545.14 ms. Allocated memory was 49.8 MB in the beginning and 79.7 MB in the end (delta: 29.9 MB). Free memory was 25.0 MB in the beginning and 16.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 45.8 MB. Max. memory is 14.3 GB. [2020-10-20 05:28:23,729 INFO L168 Benchmark]: CDTParser took 0.91 ms. Allocated memory is still 35.7 MB. Free memory was 14.5 MB in the beginning and 14.5 MB in the end (delta: 49.4 kB). Peak memory consumption was 49.4 kB. Max. memory is 14.3 GB. [2020-10-20 05:28:23,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4533.30 ms. Allocated memory was 49.8 MB in the beginning and 79.7 MB in the end (delta: 29.9 MB). Free memory was 24.2 MB in the beginning and 16.6 MB in the end (delta: 7.6 MB). Peak memory consumption was 45.0 MB. Max. memory is 14.3 GB. [2020-10-20 05:28:23,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91 ms. Allocated memory is still 35.7 MB. Free memory was 14.5 MB in the beginning and 14.5 MB in the end (delta: 49.4 kB). Peak memory consumption was 49.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 4533.30 ms. Allocated memory was 49.8 MB in the beginning and 79.7 MB in the end (delta: 29.9 MB). Free memory was 24.2 MB in the beginning and 16.6 MB in the end (delta: 7.6 MB). Peak memory consumption was 45.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13437]: 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...