./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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-alloc-spinlock_drivers-media-pci-bt8xx-bttv.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 30a74e83c2f85fce374e2a0bd1bb08bd567a8db4 ......................................................................................................................... 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 -Xmx12G -Xms1G -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-alloc-spinlock_drivers-media-pci-bt8xx-bttv.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 30a74e83c2f85fce374e2a0bd1bb08bd567a8db4 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 19:50:45,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:50:45,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:50:45,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:50:45,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:50:45,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:50:45,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:50:45,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:50:45,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:50:45,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:50:45,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:50:45,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:50:45,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:50:45,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:50:45,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:50:45,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:50:45,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:50:45,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:50:45,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:50:45,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:50:45,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:50:45,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:50:45,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:50:45,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:50:45,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:50:45,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:50:45,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:50:45,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:50:45,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:50:45,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:50:45,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:50:45,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:50:45,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:50:45,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:50:45,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:50:45,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:50:45,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:50:45,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:50:45,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:50:45,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:50:45,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:50:45,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 19:50:45,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:50:45,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:50:45,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:50:45,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:50:45,168 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:50:45,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:50:45,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 19:50:45,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:50:45,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:50:45,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:50:45,170 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:50:45,170 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:50:45,170 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:50:45,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:50:45,171 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:50:45,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:50:45,171 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:50:45,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:50:45,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:50:45,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:50:45,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:50:45,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:50:45,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 19:50:45,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 19:50:45,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:50:45,174 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:50:45,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:50:45,175 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(__VERIFIER_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 -> 30a74e83c2f85fce374e2a0bd1bb08bd567a8db4 [2019-11-28 19:50:45,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:50:45,530 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:50:45,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:50:45,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:50:45,536 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:50:45,537 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 19:50:45,599 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0491d1dc/f63c856e12f84870a5852b0b241719b9/FLAGe9063e30d [2019-11-28 19:50:46,651 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:50:46,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 19:50:46,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0491d1dc/f63c856e12f84870a5852b0b241719b9/FLAGe9063e30d [2019-11-28 19:50:46,925 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0491d1dc/f63c856e12f84870a5852b0b241719b9 [2019-11-28 19:50:46,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:50:46,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:50:46,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:50:46,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:50:46,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:50:46,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:50:46" (1/1) ... [2019-11-28 19:50:46,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119f6e13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:50:46, skipping insertion in model container [2019-11-28 19:50:46,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:50:46" (1/1) ... [2019-11-28 19:50:46,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:50:47,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:50:51,746 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:50:51,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e521e5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:50:51, skipping insertion in model container [2019-11-28 19:50:51,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:50:51,748 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:50:51,752 INFO L168 Benchmark]: Toolchain (without parser) took 4819.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 920.0 MB in the beginning and 1.0 GB in the end (delta: -111.0 MB). Peak memory consumption was 158.3 MB. Max. memory is 11.5 GB. [2019-11-28 19:50:51,753 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:50:51,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4816.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 920.0 MB in the beginning and 1.0 GB in the end (delta: -111.0 MB). Peak memory consumption was 158.3 MB. Max. memory is 11.5 GB. [2019-11-28 19:50:51,757 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4816.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 920.0 MB in the beginning and 1.0 GB in the end (delta: -111.0 MB). Peak memory consumption was 158.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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 [2019-11-28 19:50:53,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:50:53,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:50:53,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:50:53,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:50:53,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:50:53,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:50:53,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:50:53,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:50:53,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:50:53,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:50:53,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:50:53,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:50:53,596 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:50:53,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:50:53,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:50:53,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:50:53,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:50:53,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:50:53,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:50:53,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:50:53,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:50:53,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:50:53,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:50:53,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:50:53,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:50:53,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:50:53,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:50:53,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:50:53,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:50:53,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:50:53,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:50:53,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:50:53,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:50:53,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:50:53,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:50:53,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:50:53,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:50:53,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:50:53,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:50:53,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:50:53,643 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 19:50:53,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:50:53,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:50:53,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:50:53,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:50:53,684 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:50:53,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:50:53,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:50:53,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:50:53,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:50:53,687 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:50:53,688 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 19:50:53,688 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 19:50:53,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:50:53,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:50:53,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:50:53,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:50:53,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:50:53,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:50:53,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:50:53,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:50:53,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:50:53,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:50:53,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:50:53,693 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 19:50:53,693 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 19:50:53,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:50:53,693 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:50:53,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:50:53,694 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 19:50:53,694 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(__VERIFIER_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 -> 30a74e83c2f85fce374e2a0bd1bb08bd567a8db4 [2019-11-28 19:50:54,044 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:50:54,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:50:54,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:50:54,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:50:54,066 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:50:54,067 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 19:50:54,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/049e49317/6c52463521fe4190bd9c0ef00d772b95/FLAGb49bb47cf [2019-11-28 19:50:55,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:50:55,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2019-11-28 19:50:55,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/049e49317/6c52463521fe4190bd9c0ef00d772b95/FLAGb49bb47cf [2019-11-28 19:50:56,038 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/049e49317/6c52463521fe4190bd9c0ef00d772b95 [2019-11-28 19:50:56,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:50:56,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:50:56,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:50:56,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:50:56,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:50:56,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:50:56" (1/1) ... [2019-11-28 19:50:56,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@381b270f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:50:56, skipping insertion in model container [2019-11-28 19:50:56,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:50:56" (1/1) ... [2019-11-28 19:50:56,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:50:56,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:51:00,847 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-11-28 19:51:00,848 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@715c3be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:51:00, skipping insertion in model container [2019-11-28 19:51:00,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:51:00,849 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:51:00,854 INFO L168 Benchmark]: Toolchain (without parser) took 4808.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 918.8 MB in the beginning and 1.0 GB in the end (delta: -101.1 MB). Peak memory consumption was 163.2 MB. Max. memory is 11.5 GB. [2019-11-28 19:51:00,855 INFO L168 Benchmark]: CDTParser took 0.96 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:51:00,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4806.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 918.8 MB in the beginning and 1.0 GB in the end (delta: -101.1 MB). Peak memory consumption was 163.2 MB. Max. memory is 11.5 GB. [2019-11-28 19:51:00,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4806.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 918.8 MB in the beginning and 1.0 GB in the end (delta: -101.1 MB). Peak memory consumption was 163.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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...