./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/max60-2.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/max60-2.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 5e0790145a60534d9db9723762652c656e4f5ffe ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/max60-2.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 5e0790145a60534d9db9723762652c656e4f5ffe ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:38:15,392 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:15,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:15,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:15,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:15,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:15,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:15,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:15,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:15,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:15,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:15,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:15,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:15,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:15,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:15,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:15,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:15,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:15,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:15,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:15,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:15,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:15,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:15,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:15,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:15,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:15,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:15,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:15,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:15,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:15,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:15,505 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:15,505 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:15,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:15,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:15,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:15,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:15,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:15,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:15,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:15,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:15,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:38:15,550 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:15,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:15,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:15,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:15,554 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:15,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:15,554 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:15,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:38:15,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:15,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:15,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:15,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:15,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:15,558 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:15,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:15,558 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:15,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:15,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:15,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:15,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:15,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:15,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:15,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:15,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:15,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:15,563 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:38:15,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:38:15,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:15,564 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 -> 5e0790145a60534d9db9723762652c656e4f5ffe [2019-11-27 15:38:16,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:16,017 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:16,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:16,029 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:16,029 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:16,031 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max60-2.i [2019-11-27 15:38:16,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79cac95d0/55b7b89c799943e3b0f837bce0eef25a/FLAG34d2119e6 [2019-11-27 15:38:16,867 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:16,869 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max60-2.i [2019-11-27 15:38:16,883 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79cac95d0/55b7b89c799943e3b0f837bce0eef25a/FLAG34d2119e6 [2019-11-27 15:38:17,194 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79cac95d0/55b7b89c799943e3b0f837bce0eef25a [2019-11-27 15:38:17,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:17,207 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:17,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:17,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:17,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:17,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f50f48b 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 15:38:17,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:17,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:17,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:17,584 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:17,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:17,723 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:17,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17 WrapperNode [2019-11-27 15:38:17,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:17,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:17,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:17,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:17,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:17,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:17,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:17,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:17,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:17,895 INFO L168 Benchmark]: Toolchain (without parser) took 682.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 989.7 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:17,896 INFO L168 Benchmark]: CDTParser took 0.23 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 15:38:17,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 517.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:17,911 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.34 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:17,913 INFO L168 Benchmark]: Boogie Preprocessor took 59.88 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:17,923 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 517.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 86.34 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 59.88 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 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 0.1.24-509859d [2019-11-27 15:38:20,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:20,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:20,619 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:20,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:20,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:20,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:20,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:20,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:20,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:20,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:20,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:20,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:20,662 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:20,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:20,666 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:20,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:20,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:20,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:20,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:20,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:20,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:20,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:20,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:20,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:20,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:20,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:20,705 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:20,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:20,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:20,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:20,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:20,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:20,710 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:20,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:20,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:20,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:20,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:20,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:20,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:20,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:20,721 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:38:20,748 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:20,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:20,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:20,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:20,753 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:20,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:20,754 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:20,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:20,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:20,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:20,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:20,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:20,758 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:38:20,758 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:38:20,758 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:20,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:20,758 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:20,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:20,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:20,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:20,761 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:20,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:20,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:20,762 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:20,762 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:20,762 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:20,763 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:38:20,763 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:38:20,763 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:20,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:38:20,765 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 -> 5e0790145a60534d9db9723762652c656e4f5ffe [2019-11-27 15:38:21,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:21,274 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:21,277 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:21,280 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:21,284 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:21,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max60-2.i [2019-11-27 15:38:21,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/333dba6af/a9d2989422fe4e04ba75fd03f73330cb/FLAGeba6e8e05 [2019-11-27 15:38:22,122 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:22,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max60-2.i [2019-11-27 15:38:22,135 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/333dba6af/a9d2989422fe4e04ba75fd03f73330cb/FLAGeba6e8e05 [2019-11-27 15:38:22,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/333dba6af/a9d2989422fe4e04ba75fd03f73330cb [2019-11-27 15:38:22,445 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:22,449 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:22,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:22,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:22,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:22,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:22" (1/1) ... [2019-11-27 15:38:22,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:22, skipping insertion in model container [2019-11-27 15:38:22,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:22" (1/1) ... [2019-11-27 15:38:22,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:22,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:22,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:22,854 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:22,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:22,986 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:22,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:22 WrapperNode [2019-11-27 15:38:22,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:22,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:22,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:22,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:22,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:22" (1/1) ... [2019-11-27 15:38:23,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:22" (1/1) ... [2019-11-27 15:38:23,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:23,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:23,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:23,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:23,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:22" (1/1) ... [2019-11-27 15:38:23,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:22" (1/1) ... [2019-11-27 15:38:23,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:22" (1/1) ... [2019-11-27 15:38:23,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:22" (1/1) ... [2019-11-27 15:38:23,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:22" (1/1) ... [2019-11-27 15:38:23,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:22" (1/1) ... [2019-11-27 15:38:23,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:22" (1/1) ... [2019-11-27 15:38:23,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:23,117 INFO L168 Benchmark]: Toolchain (without parser) took 664.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.1 MB in the end (delta: -30.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:23,118 INFO L168 Benchmark]: CDTParser took 0.27 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 15:38:23,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 535.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:23,120 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.30 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 15:38:23,121 INFO L168 Benchmark]: Boogie Preprocessor took 64.88 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 15:38:23,129 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 535.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 57.30 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 64.88 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...