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-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/reducercommutativity/sep20_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8afb04a [2018-11-26 16:25:23,124 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-26 16:25:23,127 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-26 16:25:23,166 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-26 16:25:23,167 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-26 16:25:23,172 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-26 16:25:23,176 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-26 16:25:23,180 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-26 16:25:23,185 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-26 16:25:23,186 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-26 16:25:23,195 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-26 16:25:23,195 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-26 16:25:23,200 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-26 16:25:23,201 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-26 16:25:23,208 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-26 16:25:23,210 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-26 16:25:23,216 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-26 16:25:23,218 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-26 16:25:23,233 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-26 16:25:23,240 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-26 16:25:23,248 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-26 16:25:23,251 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-26 16:25:23,257 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-26 16:25:23,261 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-26 16:25:23,261 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-26 16:25:23,263 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-26 16:25:23,263 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-26 16:25:23,270 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-26 16:25:23,274 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-26 16:25:23,276 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-26 16:25:23,276 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-26 16:25:23,280 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-26 16:25:23,281 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-26 16:25:23,281 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-26 16:25:23,284 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-26 16:25:23,285 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-26 16:25:23,285 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 [2018-11-26 16:25:23,339 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-26 16:25:23,340 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-26 16:25:23,343 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-26 16:25:23,344 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-26 16:25:23,350 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-26 16:25:23,350 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-26 16:25:23,351 INFO L133 SettingsManager]: * Use SBE=true [2018-11-26 16:25:23,354 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-26 16:25:23,354 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-26 16:25:23,355 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-26 16:25:23,355 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-26 16:25:23,355 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-26 16:25:23,355 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-26 16:25:23,355 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-26 16:25:23,359 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-26 16:25:23,359 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-26 16:25:23,359 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-26 16:25:23,360 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-26 16:25:23,360 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-26 16:25:23,360 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-26 16:25:23,360 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-26 16:25:23,360 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-26 16:25:23,361 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-26 16:25:23,364 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-26 16:25:23,364 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-26 16:25:23,365 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-26 16:25:23,365 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-26 16:25:23,365 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-26 16:25:23,365 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-26 16:25:23,365 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-26 16:25:23,368 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-26 16:25:23,502 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-26 16:25:23,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-26 16:25:23,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-26 16:25:23,561 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-26 16:25:23,563 INFO L276 PluginConnector]: CDTParser initialized [2018-11-26 16:25:23,564 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/sep20_true-unreach-call.i [2018-11-26 16:25:23,724 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daec19d11/86544a2eee17448d9e43ab113335961d/FLAG7154f53b9 [2018-11-26 16:25:24,837 INFO L307 CDTParser]: Found 1 translation units. [2018-11-26 16:25:24,841 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/sep20_true-unreach-call.i [2018-11-26 16:25:24,865 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daec19d11/86544a2eee17448d9e43ab113335961d/FLAG7154f53b9 [2018-11-26 16:25:25,036 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daec19d11/86544a2eee17448d9e43ab113335961d [2018-11-26 16:25:25,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-26 16:25:25,053 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-26 16:25:25,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-26 16:25:25,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-26 16:25:25,072 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-26 16:25:25,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:25:25" (1/1) ... [2018-11-26 16:25:25,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bfa4ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:25:25, skipping insertion in model container [2018-11-26 16:25:25,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:25:25" (1/1) ... [2018-11-26 16:25:25,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-26 16:25:25,177 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-26 16:25:25,730 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 16:25:25,768 INFO L191 MainTranslator]: Completed pre-run [2018-11-26 16:25:25,850 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-26 16:25:25,896 INFO L195 MainTranslator]: Completed translation [2018-11-26 16:25:25,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:25:25 WrapperNode [2018-11-26 16:25:25,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-26 16:25:25,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-26 16:25:25,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-26 16:25:25,903 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-26 16:25:25,941 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:25:25" (1/1) ... [2018-11-26 16:25:25,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:25:25" (1/1) ... [2018-11-26 16:25:25,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:25:25" (1/1) ... [2018-11-26 16:25:25,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:25:25" (1/1) ... [2018-11-26 16:25:26,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:25:25" (1/1) ... [2018-11-26 16:25:26,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:25:25" (1/1) ... [2018-11-26 16:25:26,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:25:25" (1/1) ... [2018-11-26 16:25:26,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-26 16:25:26,057 INFO L168 Benchmark]: Toolchain (without parser) took 1006.47 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. [2018-11-26 16:25:26,063 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-11-26 16:25:26,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 841.33 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. [2018-11-26 16:25:26,074 INFO L168 Benchmark]: Boogie Preprocessor took 150.21 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. [2018-11-26 16:25:26,083 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 0.20 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 841.33 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 150.21 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...