./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/avg60-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/reducercommutativity/avg60-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be8e9c8de3e800f27e036a8e7b7be167b0ad78b4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/reducercommutativity/avg60-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be8e9c8de3e800f27e036a8e7b7be167b0ad78b4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:38:08,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:08,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:08,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:08,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:08,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:08,085 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:08,100 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:08,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:08,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:08,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:08,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:08,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:08,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:08,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:08,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:08,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:08,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:08,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:08,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:08,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:08,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:08,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:08,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:08,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:08,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:08,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:08,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:08,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:08,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:08,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:08,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:08,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:08,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:08,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:08,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:08,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:08,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:08,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:08,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:08,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:08,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:38:08,261 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:08,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:08,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:08,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:08,269 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:08,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:08,272 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:08,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:38:08,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:08,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:08,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:08,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:08,277 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:08,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:08,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:08,279 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:08,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:08,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:08,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:08,283 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:08,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:08,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:08,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:08,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:08,284 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:08,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:38:08,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:38:08,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:08,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be8e9c8de3e800f27e036a8e7b7be167b0ad78b4 [2019-11-27 15:38:08,860 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:08,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:08,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:08,904 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:08,906 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:08,910 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg60-1.i [2019-11-27 15:38:09,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52a6bf044/cfe66273a17c400eb764f34a1b7499ed/FLAG6195d8c99 [2019-11-27 15:38:10,077 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:10,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg60-1.i [2019-11-27 15:38:10,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52a6bf044/cfe66273a17c400eb764f34a1b7499ed/FLAG6195d8c99 [2019-11-27 15:38:10,233 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52a6bf044/cfe66273a17c400eb764f34a1b7499ed [2019-11-27 15:38:10,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:10,245 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:10,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:10,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:10,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:10,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216a4388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10, skipping insertion in model container [2019-11-27 15:38:10,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:10,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:10,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:10,839 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:10,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:10,963 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:10,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10 WrapperNode [2019-11-27 15:38:10,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:10,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:10,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:10,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:11,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:11,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:11,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:11,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:11,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:11,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:11,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:11,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:11,204 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:11,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:11,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:11,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:11,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:11,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:11,270 INFO L168 Benchmark]: Toolchain (without parser) took 1008.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.8 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:11,272 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:11,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.28 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:11,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.3 MB in the end (delta: -36.7 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:11,277 INFO L168 Benchmark]: Boogie Preprocessor took 63.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:11,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 719.28 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 991.3 MB in the end (delta: -36.7 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.49 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:38:15,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:15,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:15,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:15,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:15,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:15,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:15,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:15,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:15,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:15,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:15,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:15,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:15,234 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:15,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:15,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:15,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:15,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:15,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:15,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:15,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:15,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:15,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:15,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:15,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:15,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:15,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:15,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:15,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:15,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:15,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:15,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:15,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:15,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:15,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:15,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:15,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:15,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:15,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:15,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:15,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:15,332 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:38:15,372 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:15,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:15,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:15,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:15,385 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:15,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:15,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:15,386 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:15,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:15,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:15,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:15,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:15,390 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:38:15,393 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:38:15,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:15,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:15,394 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:15,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:15,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:15,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:15,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:15,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:15,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:15,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:15,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:15,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:15,400 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:38:15,400 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:38:15,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:15,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:38:15,404 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be8e9c8de3e800f27e036a8e7b7be167b0ad78b4 [2019-11-27 15:38:16,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:16,078 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:16,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:16,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:16,091 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:16,094 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg60-1.i [2019-11-27 15:38:16,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a93a8b1da/320ca774d7264dfeaeeb31cb87a6a733/FLAG29d60b021 [2019-11-27 15:38:17,338 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:17,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg60-1.i [2019-11-27 15:38:17,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a93a8b1da/320ca774d7264dfeaeeb31cb87a6a733/FLAG29d60b021 [2019-11-27 15:38:17,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a93a8b1da/320ca774d7264dfeaeeb31cb87a6a733 [2019-11-27 15:38:17,404 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:17,408 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:17,412 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:17,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:17,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:17,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@131603f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17, skipping insertion in model container [2019-11-27 15:38:17,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:17,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:17,905 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:17,933 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:18,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:18,124 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:18,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:18 WrapperNode [2019-11-27 15:38:18,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:18,133 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:18,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:18,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:18,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:18" (1/1) ... [2019-11-27 15:38:18,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:18" (1/1) ... [2019-11-27 15:38:18,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:18,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:18,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:18,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:18,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:18" (1/1) ... [2019-11-27 15:38:18,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:18" (1/1) ... [2019-11-27 15:38:18,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:18" (1/1) ... [2019-11-27 15:38:18,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:18" (1/1) ... [2019-11-27 15:38:18,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:18" (1/1) ... [2019-11-27 15:38:18,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:18" (1/1) ... [2019-11-27 15:38:18,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:18" (1/1) ... [2019-11-27 15:38:18,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:18,295 INFO L168 Benchmark]: Toolchain (without parser) took 883.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:18,297 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:18,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:18,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.53 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:18,303 INFO L168 Benchmark]: Boogie Preprocessor took 78.42 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:18,317 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 714.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 77.53 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.42 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...