/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=1.0 --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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-b43legacy-b43legacy.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 09:41:38,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 09:41:38,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 09:41:38,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 09:41:38,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 09:41:38,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 09:41:38,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 09:41:38,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 09:41:38,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 09:41:38,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 09:41:38,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 09:41:38,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 09:41:38,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 09:41:38,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 09:41:38,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 09:41:38,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 09:41:38,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 09:41:38,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 09:41:38,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 09:41:38,379 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 09:41:38,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 09:41:38,383 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 09:41:38,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 09:41:38,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 09:41:38,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-25 09:41:38,403 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 09:41:38,404 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 09:41:38,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 09:41:38,407 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 09:41:38,454 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 09:41:38,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 09:41:38,457 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 09:41:38,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 09:41:38,458 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 09:41:38,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 09:41:38,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 09:41:38,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 09:41:38,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 09:41:38,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 09:41:38,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 09:41:38,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 09:41:38,461 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 09:41:38,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 09:41:38,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 09:41:38,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 09:41:38,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 09:41:38,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 09:41:38,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 09:41:38,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 09:41:38,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 09:41:38,463 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 09:41:38,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 09:41:38,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 09:41:38,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 09:41:38,464 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 09:41:38,464 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 09:41:38,464 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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;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=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; [2020-09-25 09:41:38,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 09:41:38,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 09:41:38,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 09:41:38,961 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 09:41:38,962 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 09:41:38,963 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-b43legacy-b43legacy.cil.i [2020-09-25 09:41:39,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/66fff737d/78d55b0fda6e47519c9d454209a27627/FLAGb86d8ed4c [2020-09-25 09:41:40,339 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 09:41:40,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-wireless-b43legacy-b43legacy.cil.i [2020-09-25 09:41:40,446 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/66fff737d/78d55b0fda6e47519c9d454209a27627/FLAGb86d8ed4c [2020-09-25 09:41:40,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/66fff737d/78d55b0fda6e47519c9d454209a27627 [2020-09-25 09:41:40,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 09:41:40,962 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 09:41:41,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 09:41:41,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 09:41:41,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 09:41:41,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:41:40" (1/1) ... [2020-09-25 09:41:41,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@488a3702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:41:41, skipping insertion in model container [2020-09-25 09:41:41,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:41:40" (1/1) ... [2020-09-25 09:41:41,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 09:41:41,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 09:41:45,294 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2020-09-25 09:41:45,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@289549f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:41:45, skipping insertion in model container [2020-09-25 09:41:45,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 09:41:45,296 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-25 09:41:45,302 INFO L168 Benchmark]: Toolchain (without parser) took 4340.20 ms. Allocated memory was 146.8 MB in the beginning and 297.3 MB in the end (delta: 150.5 MB). Free memory was 65.1 MB in the beginning and 164.9 MB in the end (delta: -99.8 MB). Peak memory consumption was 67.0 MB. Max. memory is 7.1 GB. [2020-09-25 09:41:45,307 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 146.8 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-25 09:41:45,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4294.68 ms. Allocated memory was 177.2 MB in the beginning and 297.3 MB in the end (delta: 120.1 MB). Free memory was 134.5 MB in the beginning and 164.9 MB in the end (delta: -30.4 MB). Peak memory consumption was 106.0 MB. Max. memory is 7.1 GB. [2020-09-25 09:41:45,313 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 146.8 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4294.68 ms. Allocated memory was 177.2 MB in the beginning and 297.3 MB in the end (delta: 120.1 MB). Free memory was 134.5 MB in the beginning and 164.9 MB in the end (delta: -30.4 MB). Peak memory consumption was 106.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9705]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43legacywarn RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...