/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=HIGHLEXORDER --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-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 23:01:33,399 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-09-24 23:01:33,523 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 [2020-09-24 23:01:33,572 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 23:01:33,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 23:01:33,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 23:01:33,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 23:01:33,576 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 23:01:33,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 23:01:33,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 23:01:33,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 23:01:33,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 23:01:33,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 23:01:33,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 23:01:33,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 23:01:33,579 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 23:01:33,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 23:01:33,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 23:01:33,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 23:01:33,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 23:01:33,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 23:01:33,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 23:01:33,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 23:01:33,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 23:01:33,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 23:01:33,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 23:01:33,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 23:01:33,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 23:01:33,582 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 23:01:33,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-24 23:01:33,582 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=HIGHLEXORDER;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=HIGHLEXORDER;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=HIGHLEXORDER;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=HIGHLEXORDER;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=HIGHLEXORDER;log-additional-information=true; [2020-09-24 23:01:34,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 23:01:34,051 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 23:01:34,058 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 23:01:34,060 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 23:01:34,061 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 23:01:34,062 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-09-24 23:01:34,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e1fd87e1/fcbdaf4eb75f4b2ead50661f4fe21c3d/FLAG8304149c8 [2020-09-24 23:01:35,022 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 23:01:35,023 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-09-24 23:01:35,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e1fd87e1/fcbdaf4eb75f4b2ead50661f4fe21c3d/FLAG8304149c8 [2020-09-24 23:01:35,491 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0e1fd87e1/fcbdaf4eb75f4b2ead50661f4fe21c3d [2020-09-24 23:01:35,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 23:01:35,518 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 23:01:35,519 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 23:01:35,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 23:01:35,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 23:01:35,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 11:01:35" (1/1) ... [2020-09-24 23:01:35,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43be0364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:01:35, skipping insertion in model container [2020-09-24 23:01:35,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 11:01:35" (1/1) ... [2020-09-24 23:01:35,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 23:01:35,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 23:01:37,363 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-09-24 23:01:37,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a90793a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:01:37, skipping insertion in model container [2020-09-24 23:01:37,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 23:01:37,365 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-24 23:01:37,370 INFO L168 Benchmark]: Toolchain (without parser) took 1853.78 ms. Allocated memory was 139.5 MB in the beginning and 231.7 MB in the end (delta: 92.3 MB). Free memory was 91.8 MB in the beginning and 177.9 MB in the end (delta: -86.1 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. [2020-09-24 23:01:37,371 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-24 23:01:37,372 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1845.78 ms. Allocated memory was 139.5 MB in the beginning and 231.7 MB in the end (delta: 92.3 MB). Free memory was 91.4 MB in the beginning and 177.9 MB in the end (delta: -86.5 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. [2020-09-24 23:01:37,375 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 139.5 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1845.78 ms. Allocated memory was 139.5 MB in the beginning and 231.7 MB in the end (delta: 92.3 MB). Free memory was 91.4 MB in the beginning and 177.9 MB in the end (delta: -86.5 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6312]: 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...