java -ea -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -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--md--dm-snapshot.ko-entry_point_true-unreach-call.cil.out.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-38cac3e [2018-11-27 09:43:19,998 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-27 09:43:20,003 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-27 09:43:20,036 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-27 09:43:20,038 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-27 09:43:20,039 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-27 09:43:20,045 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-27 09:43:20,050 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-27 09:43:20,055 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-27 09:43:20,068 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-27 09:43:20,069 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-27 09:43:20,073 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-27 09:43:20,074 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-27 09:43:20,075 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-27 09:43:20,084 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-27 09:43:20,085 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-27 09:43:20,086 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-27 09:43:20,096 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-27 09:43:20,103 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-27 09:43:20,105 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-27 09:43:20,112 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-27 09:43:20,114 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-27 09:43:20,122 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-27 09:43:20,122 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-27 09:43:20,122 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-27 09:43:20,125 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-27 09:43:20,126 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-27 09:43:20,133 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-27 09:43:20,134 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-27 09:43:20,140 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-27 09:43:20,141 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-27 09:43:20,142 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-27 09:43:20,142 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-27 09:43:20,142 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-27 09:43:20,146 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-27 09:43:20,147 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-27 09:43:20,148 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-27 09:43:20,199 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-27 09:43:20,200 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-27 09:43:20,201 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-27 09:43:20,201 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-27 09:43:20,206 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-27 09:43:20,206 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-27 09:43:20,206 INFO L133 SettingsManager]: * Use SBE=true [2018-11-27 09:43:20,207 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-27 09:43:20,207 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-27 09:43:20,207 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-27 09:43:20,207 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-27 09:43:20,207 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-27 09:43:20,212 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-27 09:43:20,212 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-27 09:43:20,212 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-27 09:43:20,215 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-27 09:43:20,215 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-27 09:43:20,215 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-27 09:43:20,216 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-27 09:43:20,216 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-27 09:43:20,216 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-27 09:43:20,216 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-27 09:43:20,216 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-27 09:43:20,220 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-27 09:43:20,220 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-27 09:43:20,220 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-27 09:43:20,221 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-27 09:43:20,221 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-27 09:43:20,221 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-27 09:43:20,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-27 09:43:20,344 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-27 09:43:20,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-27 09:43:20,360 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-27 09:43:20,361 INFO L276 PluginConnector]: CDTParser initialized [2018-11-27 09:43:20,363 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point_true-unreach-call.cil.out.c [2018-11-27 09:43:20,516 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d85ed2ef1/539a122546454d03a8f5b65e46d232e9/FLAG17dc988d4 [2018-11-27 09:43:22,455 INFO L307 CDTParser]: Found 1 translation units. [2018-11-27 09:43:22,456 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-snapshot.ko-entry_point_true-unreach-call.cil.out.c [2018-11-27 09:43:22,563 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d85ed2ef1/539a122546454d03a8f5b65e46d232e9/FLAG17dc988d4 [2018-11-27 09:43:22,742 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d85ed2ef1/539a122546454d03a8f5b65e46d232e9 [2018-11-27 09:43:22,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-27 09:43:22,761 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-27 09:43:22,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-27 09:43:22,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-27 09:43:22,779 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-27 09:43:22,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:43:22" (1/1) ... [2018-11-27 09:43:22,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65f2dc17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:43:22, skipping insertion in model container [2018-11-27 09:43:22,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:43:22" (1/1) ... [2018-11-27 09:43:22,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-27 09:43:23,176 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-27 09:43:29,813 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 09:43:29,994 INFO L191 MainTranslator]: Completed pre-run [2018-11-27 09:43:31,300 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-27 09:43:33,257 INFO L195 MainTranslator]: Completed translation [2018-11-27 09:43:33,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:43:33 WrapperNode [2018-11-27 09:43:33,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-27 09:43:33,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-27 09:43:33,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-27 09:43:33,260 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-27 09:43:33,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:43:33" (1/1) ... [2018-11-27 09:43:33,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:43:33" (1/1) ... [2018-11-27 09:43:33,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:43:33" (1/1) ... [2018-11-27 09:43:33,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:43:33" (1/1) ... [2018-11-27 09:43:34,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:43:33" (1/1) ... [2018-11-27 09:43:34,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:43:33" (1/1) ... [2018-11-27 09:43:34,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:43:33" (1/1) ... [2018-11-27 09:43:34,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-27 09:43:34,875 INFO L168 Benchmark]: Toolchain (without parser) took 12115.15 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: -17.3 MB). Peak memory consumption was 518.7 MB. Max. memory is 3.9 GB. [2018-11-27 09:43:34,882 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-11-27 09:43:34,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10495.31 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.5 GB in the end (delta: 422.7 MB). Peak memory consumption was 422.7 MB. Max. memory is 3.9 GB. [2018-11-27 09:43:34,885 INFO L168 Benchmark]: Boogie Preprocessor took 1609.49 ms. Allocated memory is still 2.0 GB. Free memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: -440.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 3.9 GB. [2018-11-27 09:43:34,899 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 10495.31 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.5 GB in the end (delta: 422.7 MB). Peak memory consumption was 422.7 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 1609.49 ms. Allocated memory is still 2.0 GB. Free memory was 1.5 GB in the beginning and 1.9 GB in the end (delta: -440.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...