java -ea -Xmx2000000000 -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-dddd7a2 [2018-10-11 10:40:18,415 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 10:40:18,420 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 10:40:18,448 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 10:40:18,448 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 10:40:18,456 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 10:40:18,459 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 10:40:18,464 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 10:40:18,470 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 10:40:18,472 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 10:40:18,484 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 10:40:18,485 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 10:40:18,486 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 10:40:18,491 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 10:40:18,493 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 10:40:18,493 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 10:40:18,503 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 10:40:18,510 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 10:40:18,512 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 10:40:18,525 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 10:40:18,528 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 10:40:18,532 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 10:40:18,535 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-11 10:40:18,565 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 10:40:18,565 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 10:40:18,567 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 10:40:18,570 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 10:40:18,570 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 [2018-10-11 10:40:18,617 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 10:40:18,617 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 10:40:18,621 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-11 10:40:18,622 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-11 10:40:18,626 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 10:40:18,626 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 10:40:18,626 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 10:40:18,627 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 10:40:18,627 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 10:40:18,627 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-11 10:40:18,627 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 10:40:18,627 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 10:40:18,628 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-11 10:40:18,628 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 10:40:18,628 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-11 10:40:18,628 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 10:40:18,628 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-11 10:40:18,629 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-11 10:40:18,634 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 10:40:18,634 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 10:40:18,635 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 10:40:18,635 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 10:40:18,635 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 10:40:18,635 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 10:40:18,635 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 10:40:18,636 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-11 10:40:18,636 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-11 10:40:18,636 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 10:40:18,637 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-11 10:40:18,637 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-11 10:40:18,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 10:40:18,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 10:40:18,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 10:40:18,816 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 10:40:18,816 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 10:40:18,817 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/sum20_true-unreach-call.i [2018-10-11 10:40:19,433 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dc62fd4a/c5c552858ece408c98973a58d0bddf1b/FLAGfc6f5d49f [2018-10-11 10:40:19,854 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 10:40:19,855 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/sum20_true-unreach-call.i [2018-10-11 10:40:19,873 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dc62fd4a/c5c552858ece408c98973a58d0bddf1b/FLAGfc6f5d49f [2018-10-11 10:40:19,920 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0dc62fd4a/c5c552858ece408c98973a58d0bddf1b [2018-10-11 10:40:19,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 10:40:19,952 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 10:40:19,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 10:40:19,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 10:40:19,967 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 10:40:19,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:40:19" (1/1) ... [2018-10-11 10:40:19,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cf1c96d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:40:19, skipping insertion in model container [2018-10-11 10:40:19,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:40:19" (1/1) ... [2018-10-11 10:40:20,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 10:40:20,066 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 10:40:20,557 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 10:40:20,595 INFO L189 MainTranslator]: Completed pre-run [2018-10-11 10:40:20,635 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 10:40:20,664 INFO L193 MainTranslator]: Completed translation [2018-10-11 10:40:20,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:40:20 WrapperNode [2018-10-11 10:40:20,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 10:40:20,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-11 10:40:20,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-11 10:40:20,672 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-11 10:40:20,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:40:20" (1/1) ... [2018-10-11 10:40:20,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:40:20" (1/1) ... [2018-10-11 10:40:20,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:40:20" (1/1) ... [2018-10-11 10:40:20,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:40:20" (1/1) ... [2018-10-11 10:40:20,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:40:20" (1/1) ... [2018-10-11 10:40:20,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:40:20" (1/1) ... [2018-10-11 10:40:20,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:40:20" (1/1) ... [2018-10-11 10:40:20,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-11 10:40:20,818 INFO L168 Benchmark]: Toolchain (without parser) took 869.64 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 10:40:20,827 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-11 10:40:20,828 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.24 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-11 10:40:20,834 INFO L168 Benchmark]: Boogie Preprocessor took 140.84 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-11 10:40:20,840 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 0.23 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 713.24 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 140.84 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...