/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=0.1 --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-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 10:47:34,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 10:47:34,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 10:47:34,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 10:47:34,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 10:47:34,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 10:47:34,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 10:47:34,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 10:47:34,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 10:47:34,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 10:47:34,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 10:47:34,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 10:47:34,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 10:47:34,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 10:47:34,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 10:47:34,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 10:47:34,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 10:47:34,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 10:47:34,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 10:47:34,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 10:47:34,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 10:47:34,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 10:47:34,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 10:47:34,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 10:47:34,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-25 10:47:34,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 10:47:34,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 10:47:34,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 10:47:34,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 10:47:34,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 10:47:34,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 10:47:34,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 10:47:34,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 10:47:34,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 10:47:34,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 10:47:34,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 10:47:34,504 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 10:47:34,536 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 10:47:34,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 10:47:34,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 10:47:34,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 10:47:34,539 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 10:47:34,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 10:47:34,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 10:47:34,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 10:47:34,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 10:47:34,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 10:47:34,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 10:47:34,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 10:47:34,542 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 10:47:34,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 10:47:34,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 10:47:34,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 10:47:34,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 10:47:34,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 10:47:34,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 10:47:34,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 10:47:34,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 10:47:34,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 10:47:34,545 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 10:47:34,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 10:47:34,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 10:47:34,545 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 10:47:34,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 10:47:34,546 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=0.1;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=0.1;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=0.1;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=0.1;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=0.1;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=0.1;log-additional-information=true; [2020-09-25 10:47:35,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 10:47:35,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 10:47:35,059 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 10:47:35,061 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 10:47:35,062 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 10:47:35,063 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-09-25 10:47:35,161 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e334c3f4/87cbef8e543a48ff87bab5045840bf5f/FLAG07f804fe0 [2020-09-25 10:47:36,809 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 10:47:36,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2020-09-25 10:47:36,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e334c3f4/87cbef8e543a48ff87bab5045840bf5f/FLAG07f804fe0 [2020-09-25 10:47:37,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e334c3f4/87cbef8e543a48ff87bab5045840bf5f [2020-09-25 10:47:37,062 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 10:47:37,071 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 10:47:37,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 10:47:37,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 10:47:37,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 10:47:37,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:47:37" (1/1) ... [2020-09-25 10:47:37,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69410267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:47:37, skipping insertion in model container [2020-09-25 10:47:37,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 10:47:37" (1/1) ... [2020-09-25 10:47:37,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 10:47:37,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 10:47:40,557 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2020-09-25 10:47:40,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78de2360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 10:47:40, skipping insertion in model container [2020-09-25 10:47:40,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 10:47:40,559 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-25 10:47:40,564 INFO L168 Benchmark]: Toolchain (without parser) took 3496.90 ms. Allocated memory was 170.9 MB in the beginning and 294.1 MB in the end (delta: 123.2 MB). Free memory was 124.1 MB in the beginning and 191.3 MB in the end (delta: -67.1 MB). Peak memory consumption was 91.5 MB. Max. memory is 7.1 GB. [2020-09-25 10:47:40,565 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-25 10:47:40,566 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3483.72 ms. Allocated memory was 170.9 MB in the beginning and 294.1 MB in the end (delta: 123.2 MB). Free memory was 123.4 MB in the beginning and 191.3 MB in the end (delta: -67.9 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. [2020-09-25 10:47:40,569 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3483.72 ms. Allocated memory was 170.9 MB in the beginning and 294.1 MB in the end (delta: 123.2 MB). Free memory was 123.4 MB in the beginning and 191.3 MB in the end (delta: -67.9 MB). Peak memory consumption was 90.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9316]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...