/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 14:09:54,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 14:09:54,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 14:09:54,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 14:09:54,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 14:09:54,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 14:09:54,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 14:09:54,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 14:09:54,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 14:09:54,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 14:09:54,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 14:09:54,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 14:09:54,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 14:09:54,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 14:09:54,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 14:09:54,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 14:09:54,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 14:09:54,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 14:09:54,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 14:09:54,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 14:09:54,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 14:09:54,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 14:09:54,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 14:09:54,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 14:09:54,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 14:09:54,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 14:09:54,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 14:09:54,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 14:09:54,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 14:09:54,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 14:09:54,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 14:09:54,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 14:09:54,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 14:09:54,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 14:09:54,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 14:09:54,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 14:09:54,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 14:09:54,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 14:09:54,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 14:09:54,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 14:09:54,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 14:09:54,212 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-09-25 14:09:54,238 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 14:09:54,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 14:09:54,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 14:09:54,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 14:09:54,241 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 14:09:54,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 14:09:54,241 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 14:09:54,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 14:09:54,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 14:09:54,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 14:09:54,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 14:09:54,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 14:09:54,242 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 14:09:54,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 14:09:54,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 14:09:54,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 14:09:54,243 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 14:09:54,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 14:09:54,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 14:09:54,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 14:09:54,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 14:09:54,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 14:09:54,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 14:09:54,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 14:09:54,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 14:09:54,245 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 14:09:54,245 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 14:09:54,245 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; [2020-09-25 14:09:54,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 14:09:54,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 14:09:54,740 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 14:09:54,742 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 14:09:54,743 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 14:09:54,745 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-09-25 14:09:54,824 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2c44d6ee2/2fa5546cd97b484699779718d1137e4d/FLAGb6ef66de2 [2020-09-25 14:09:55,792 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 14:09:55,794 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cpia2--cpia2.ko-entry_point.cil.out.i [2020-09-25 14:09:55,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2c44d6ee2/2fa5546cd97b484699779718d1137e4d/FLAGb6ef66de2 [2020-09-25 14:09:56,141 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2c44d6ee2/2fa5546cd97b484699779718d1137e4d [2020-09-25 14:09:56,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 14:09:56,158 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 14:09:56,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 14:09:56,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 14:09:56,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 14:09:56,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:09:56" (1/1) ... [2020-09-25 14:09:56,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@299a8297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:56, skipping insertion in model container [2020-09-25 14:09:56,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:09:56" (1/1) ... [2020-09-25 14:09:56,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 14:09:56,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 14:09:57,023 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4414] [2020-09-25 14:09:58,017 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-09-25 14:09:58,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@593d9203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:09:58, skipping insertion in model container [2020-09-25 14:09:58,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 14:09:58,020 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-25 14:09:58,025 INFO L168 Benchmark]: Toolchain (without parser) took 1867.21 ms. Allocated memory was 145.2 MB in the beginning and 242.2 MB in the end (delta: 97.0 MB). Free memory was 87.5 MB in the beginning and 176.9 MB in the end (delta: -89.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 7.1 GB. [2020-09-25 14:09:58,026 INFO L168 Benchmark]: CDTParser took 1.18 ms. Allocated memory is still 145.2 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-25 14:09:58,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1860.84 ms. Allocated memory was 145.2 MB in the beginning and 242.2 MB in the end (delta: 97.0 MB). Free memory was 86.8 MB in the beginning and 176.9 MB in the end (delta: -90.1 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. [2020-09-25 14:09:58,032 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18 ms. Allocated memory is still 145.2 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1860.84 ms. Allocated memory was 145.2 MB in the beginning and 242.2 MB in the end (delta: 97.0 MB). Free memory was 86.8 MB in the beginning and 176.9 MB in the end (delta: -90.1 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5668]: 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...