java -ea -Xmx4000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/reducercommutativity/sum20_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5eb5db4-m [2018-10-15 23:15:25,066 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 23:15:25,076 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 23:15:25,114 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 23:15:25,114 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 23:15:25,119 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 23:15:25,120 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 23:15:25,128 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 23:15:25,132 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 23:15:25,133 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 23:15:25,139 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 23:15:25,140 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 23:15:25,144 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 23:15:25,148 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 23:15:25,149 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 23:15:25,156 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 23:15:25,157 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 23:15:25,159 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 23:15:25,176 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 23:15:25,183 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 23:15:25,184 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 23:15:25,186 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 23:15:25,188 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-15 23:15:25,188 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-15 23:15:25,188 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-15 23:15:25,198 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-15 23:15:25,203 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-15 23:15:25,203 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-15 23:15:25,206 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-15 23:15:25,211 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-15 23:15:25,211 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-15 23:15:25,212 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-15 23:15:25,212 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-15 23:15:25,213 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-15 23:15:25,217 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-15 23:15:25,221 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-15 23:15:25,222 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-15 23:15:25,274 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 23:15:25,274 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 23:15:25,275 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-15 23:15:25,275 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-15 23:15:25,281 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-15 23:15:25,283 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-15 23:15:25,283 INFO L133 SettingsManager]: * Use SBE=true [2018-10-15 23:15:25,283 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-15 23:15:25,283 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-15 23:15:25,284 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-15 23:15:25,284 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-15 23:15:25,284 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-15 23:15:25,284 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-15 23:15:25,284 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-15 23:15:25,285 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-15 23:15:25,288 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-15 23:15:25,288 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-15 23:15:25,288 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-15 23:15:25,289 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 23:15:25,289 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-15 23:15:25,289 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-15 23:15:25,289 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-15 23:15:25,289 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-15 23:15:25,290 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 23:15:25,290 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-15 23:15:25,290 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-15 23:15:25,290 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-15 23:15:25,290 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-15 23:15:25,291 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-15 23:15:25,297 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-15 23:15:25,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 23:15:25,462 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 23:15:25,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 23:15:25,477 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-15 23:15:25,478 INFO L276 PluginConnector]: CDTParser initialized [2018-10-15 23:15:25,479 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/sum20_true-unreach-call.i [2018-10-15 23:15:25,626 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01aa08713/1d5f9aa6709746309047604f90792907/FLAG433c131fe [2018-10-15 23:15:26,625 INFO L298 CDTParser]: Found 1 translation units. [2018-10-15 23:15:26,626 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/sum20_true-unreach-call.i [2018-10-15 23:15:26,653 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01aa08713/1d5f9aa6709746309047604f90792907/FLAG433c131fe [2018-10-15 23:15:26,699 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01aa08713/1d5f9aa6709746309047604f90792907 [2018-10-15 23:15:26,723 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 23:15:26,725 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-15 23:15:26,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-15 23:15:26,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-15 23:15:26,741 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-15 23:15:26,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 11:15:26" (1/1) ... [2018-10-15 23:15:26,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762fedf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:15:26, skipping insertion in model container [2018-10-15 23:15:26,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 11:15:26" (1/1) ... [2018-10-15 23:15:26,781 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-15 23:15:26,847 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-15 23:15:27,370 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 23:15:27,407 INFO L189 MainTranslator]: Completed pre-run [2018-10-15 23:15:27,471 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 23:15:27,504 INFO L193 MainTranslator]: Completed translation [2018-10-15 23:15:27,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:15:27 WrapperNode [2018-10-15 23:15:27,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-15 23:15:27,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-15 23:15:27,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-15 23:15:27,507 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-15 23:15:27,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:15:27" (1/1) ... [2018-10-15 23:15:27,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:15:27" (1/1) ... [2018-10-15 23:15:27,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:15:27" (1/1) ... [2018-10-15 23:15:27,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:15:27" (1/1) ... [2018-10-15 23:15:27,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:15:27" (1/1) ... [2018-10-15 23:15:27,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:15:27" (1/1) ... [2018-10-15 23:15:27,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 11:15:27" (1/1) ... [2018-10-15 23:15:27,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-15 23:15:27,607 INFO L168 Benchmark]: Toolchain (without parser) took 883.31 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-15 23:15:27,614 INFO L168 Benchmark]: CDTParser took 3.31 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. [2018-10-15 23:15:27,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.24 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. [2018-10-15 23:15:27,619 INFO L168 Benchmark]: Boogie Preprocessor took 98.21 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-15 23:15:27,626 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 3.31 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 779.24 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: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 98.21 ms. Allocated memory is still 2.0 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...