./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/max40-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/max40-1.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 1a2914e785f3e8d19422c826a375052b19ab9823 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/max40-1.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 1a2914e785f3e8d19422c826a375052b19ab9823 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:21:18,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:21:18,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:21:18,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:21:18,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:21:18,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:21:18,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:21:19,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:21:19,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:21:19,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:21:19,024 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:21:19,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:21:19,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:21:19,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:21:19,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:21:19,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:21:19,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:21:19,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:21:19,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:21:19,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:21:19,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:21:19,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:21:19,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:21:19,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:21:19,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:21:19,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:21:19,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:21:19,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:21:19,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:21:19,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:21:19,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:21:19,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:21:19,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:21:19,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:21:19,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:21:19,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:21:19,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:21:19,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:21:19,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:21:19,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:21:19,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:21:19,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:21:19,116 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:21:19,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:21:19,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:21:19,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:21:19,120 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:21:19,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:21:19,121 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:21:19,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:21:19,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:21:19,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:21:19,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:21:19,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:21:19,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:21:19,126 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:21:19,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:21:19,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:21:19,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:21:19,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:21:19,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:21:19,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:21:19,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:21:19,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:21:19,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:21:19,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:21:19,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:21:19,132 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:21:19,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:21:19,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:21:19,132 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 -> 1a2914e785f3e8d19422c826a375052b19ab9823 [2019-11-25 22:21:19,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:21:19,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:21:19,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:21:19,624 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:21:19,625 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:21:19,626 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max40-1.i [2019-11-25 22:21:19,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f577d377b/7f0d58081d4049b0946dd46777c796fd/FLAG85cd94844 [2019-11-25 22:21:20,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:21:20,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max40-1.i [2019-11-25 22:21:20,471 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f577d377b/7f0d58081d4049b0946dd46777c796fd/FLAG85cd94844 [2019-11-25 22:21:20,772 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f577d377b/7f0d58081d4049b0946dd46777c796fd [2019-11-25 22:21:20,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:21:20,777 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:21:20,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:21:20,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:21:20,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:21:20,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:20" (1/1) ... [2019-11-25 22:21:20,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:20, skipping insertion in model container [2019-11-25 22:21:20,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:20" (1/1) ... [2019-11-25 22:21:20,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:21:20,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:21:21,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:21:21,162 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:21:21,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:21:21,287 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:21:21,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:21 WrapperNode [2019-11-25 22:21:21,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:21:21,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:21:21,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:21:21,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:21:21,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:21" (1/1) ... [2019-11-25 22:21:21,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:21" (1/1) ... [2019-11-25 22:21:21,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:21:21,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:21:21,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:21:21,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:21:21,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:21" (1/1) ... [2019-11-25 22:21:21,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:21" (1/1) ... [2019-11-25 22:21:21,393 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:21" (1/1) ... [2019-11-25 22:21:21,393 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:21" (1/1) ... [2019-11-25 22:21:21,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:21" (1/1) ... [2019-11-25 22:21:21,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:21" (1/1) ... [2019-11-25 22:21:21,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:21" (1/1) ... [2019-11-25 22:21:21,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:21:21,441 INFO L168 Benchmark]: Toolchain (without parser) took 659.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.9 MB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:21:21,442 INFO L168 Benchmark]: CDTParser took 1.81 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. [2019-11-25 22:21:21,455 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:21:21,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.23 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:21:21,460 INFO L168 Benchmark]: Boogie Preprocessor took 57.20 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:21:21,468 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81 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 511.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 87.23 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 989.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 57.20 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. 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 0.1.24-65d6cd2 [2019-11-25 22:21:24,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:21:24,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:21:24,271 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:21:24,272 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:21:24,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:21:24,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:21:24,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:21:24,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:21:24,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:21:24,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:21:24,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:21:24,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:21:24,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:21:24,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:21:24,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:21:24,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:21:24,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:21:24,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:21:24,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:21:24,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:21:24,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:21:24,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:21:24,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:21:24,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:21:24,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:21:24,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:21:24,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:21:24,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:21:24,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:21:24,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:21:24,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:21:24,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:21:24,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:21:24,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:21:24,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:21:24,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:21:24,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:21:24,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:21:24,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:21:24,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:21:24,382 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:21:24,411 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:21:24,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:21:24,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:21:24,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:21:24,415 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:21:24,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:21:24,419 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:21:24,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:21:24,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:21:24,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:21:24,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:21:24,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:21:24,421 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:21:24,421 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:21:24,422 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:21:24,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:21:24,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:21:24,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:21:24,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:21:24,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:21:24,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:21:24,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:21:24,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:21:24,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:21:24,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:21:24,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:21:24,426 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:21:24,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:21:24,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:21:24,427 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:21:24,428 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 -> 1a2914e785f3e8d19422c826a375052b19ab9823 [2019-11-25 22:21:24,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:21:24,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:21:24,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:21:24,952 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:21:24,953 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:21:24,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max40-1.i [2019-11-25 22:21:25,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bde3a48f/aff4b4d84e094d4d8e0bd5860c5e7417/FLAGc204e05c8 [2019-11-25 22:21:25,747 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:21:25,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max40-1.i [2019-11-25 22:21:25,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bde3a48f/aff4b4d84e094d4d8e0bd5860c5e7417/FLAGc204e05c8 [2019-11-25 22:21:26,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bde3a48f/aff4b4d84e094d4d8e0bd5860c5e7417 [2019-11-25 22:21:26,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:21:26,090 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:21:26,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:21:26,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:21:26,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:21:26,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:26" (1/1) ... [2019-11-25 22:21:26,110 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26, skipping insertion in model container [2019-11-25 22:21:26,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:26" (1/1) ... [2019-11-25 22:21:26,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:21:26,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:21:26,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:21:26,469 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:21:26,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:21:26,628 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:21:26,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26 WrapperNode [2019-11-25 22:21:26,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:21:26,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:21:26,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:21:26,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:21:26,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26" (1/1) ... [2019-11-25 22:21:26,647 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26" (1/1) ... [2019-11-25 22:21:26,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:21:26,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:21:26,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:21:26,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:21:26,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26" (1/1) ... [2019-11-25 22:21:26,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26" (1/1) ... [2019-11-25 22:21:26,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26" (1/1) ... [2019-11-25 22:21:26,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26" (1/1) ... [2019-11-25 22:21:26,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26" (1/1) ... [2019-11-25 22:21:26,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26" (1/1) ... [2019-11-25 22:21:26,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:26" (1/1) ... [2019-11-25 22:21:26,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:21:26,751 INFO L168 Benchmark]: Toolchain (without parser) took 659.62 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 985.4 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:21:26,753 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-25 22:21:26,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.97 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: -35.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:21:26,756 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.51 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. [2019-11-25 22:21:26,757 INFO L168 Benchmark]: Boogie Preprocessor took 68.13 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 985.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:21:26,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 528.97 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: -35.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 49.51 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 68.13 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 985.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...