/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=SMALLEST --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-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 18:58:57,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 18:58:57,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 18:58:57,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 18:58:57,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 18:58:57,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 18:58:57,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 18:58:57,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 18:58:57,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 18:58:57,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 18:58:57,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 18:58:57,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 18:58:57,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 18:58:57,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 18:58:57,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 18:58:57,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 18:58:57,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 18:58:57,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 18:58:57,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 18:58:57,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 18:58:57,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 18:58:57,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 18:58:57,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 18:58:57,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 18:58:57,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-24 18:58:57,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 18:58:57,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 18:58:57,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 18:58:57,479 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 18:58:57,531 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 18:58:57,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 18:58:57,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 18:58:57,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 18:58:57,534 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 18:58:57,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 18:58:57,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 18:58:57,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 18:58:57,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 18:58:57,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 18:58:57,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 18:58:57,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 18:58:57,537 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 18:58:57,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 18:58:57,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 18:58:57,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 18:58:57,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 18:58:57,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 18:58:57,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 18:58:57,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 18:58:57,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 18:58:57,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 18:58:57,540 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 18:58:57,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 18:58:57,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 18:58:57,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 18:58:57,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-24 18:58:57,541 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=SMALLEST;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=SMALLEST;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=SMALLEST;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=SMALLEST;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=SMALLEST;log-additional-information=true; [2020-09-24 18:58:58,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 18:58:58,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 18:58:58,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 18:58:58,089 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 18:58:58,090 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 18:58:58,092 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.ko-entry_point.cil.out.i [2020-09-24 18:58:58,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ae1db6bd1/e81dfa7c45d64c5cbc1bb7fde5747f39/FLAG05bb72193 [2020-09-24 18:58:59,102 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 18:58:59,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_virtio.ko-entry_point.cil.out.i [2020-09-24 18:58:59,143 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ae1db6bd1/e81dfa7c45d64c5cbc1bb7fde5747f39/FLAG05bb72193 [2020-09-24 18:58:59,581 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ae1db6bd1/e81dfa7c45d64c5cbc1bb7fde5747f39 [2020-09-24 18:58:59,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 18:58:59,599 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 18:58:59,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 18:58:59,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 18:58:59,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 18:58:59,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 06:58:59" (1/1) ... [2020-09-24 18:58:59,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f1a84f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 06:58:59, skipping insertion in model container [2020-09-24 18:58:59,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 06:58:59" (1/1) ... [2020-09-24 18:58:59,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 18:58:59,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 18:59:01,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 18:59:01,549 ERROR L326 MainTranslator]: Incorrect Syntax: Empty initializers are not allowed by the C standard. [2020-09-24 18:59:01,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5fca4f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 06:59:01, skipping insertion in model container [2020-09-24 18:59:01,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 18:59:01,551 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-24 18:59:01,556 INFO L168 Benchmark]: Toolchain (without parser) took 1956.54 ms. Allocated memory was 138.4 MB in the beginning and 227.5 MB in the end (delta: 89.1 MB). Free memory was 92.0 MB in the beginning and 157.5 MB in the end (delta: -65.5 MB). Peak memory consumption was 42.2 MB. Max. memory is 7.1 GB. [2020-09-24 18:59:01,557 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 138.4 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. [2020-09-24 18:59:01,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1950.13 ms. Allocated memory was 138.4 MB in the beginning and 227.5 MB in the end (delta: 89.1 MB). Free memory was 91.3 MB in the beginning and 157.5 MB in the end (delta: -66.2 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB. [2020-09-24 18:59:01,561 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 138.4 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 1950.13 ms. Allocated memory was 138.4 MB in the beginning and 227.5 MB in the end (delta: 89.1 MB). Free memory was 91.3 MB in the beginning and 157.5 MB in the end (delta: -66.2 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 6756]: Incorrect Syntax Empty initializers are not allowed by the C standard. RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request...