./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-new/gauss_sum.i.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/loop-new/gauss_sum.i.p+cfa-reducer.c -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 e4d315f8d1b77c8518b6dc9d0dc6c504346ef9f7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/loop-new/gauss_sum.i.p+cfa-reducer.c -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 e4d315f8d1b77c8518b6dc9d0dc6c504346ef9f7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:21,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:21,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:21,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:21,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:21,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:21,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:21,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:21,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:21,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:21,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:21,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:21,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:21,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:21,710 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:21,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:21,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:21,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:21,725 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:21,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:21,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:21,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:21,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:21,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:21,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:21,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:21,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:21,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:21,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:21,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:21,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:21,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:21,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:21,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:21,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:21,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:21,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:21,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:21,788 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:21,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:21,792 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:21,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:21,835 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:21,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:21,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:21,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:21,842 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:21,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:21,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:21,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:21,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:21,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:21,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:21,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:21,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:21,849 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:21,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:21,850 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:21,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:21,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:21,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:21,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:21,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:21,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:21,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:21,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:21,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:21,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:21,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:21,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:21,859 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 -> e4d315f8d1b77c8518b6dc9d0dc6c504346ef9f7 [2019-11-26 17:04:22,465 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:22,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:22,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:22,512 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:22,513 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:22,514 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/gauss_sum.i.p+cfa-reducer.c [2019-11-26 17:04:22,674 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d006986/2dcfa8c541164e4ca68cb41070d1f9ab/FLAG3b938ff42 [2019-11-26 17:04:23,732 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:23,736 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/gauss_sum.i.p+cfa-reducer.c [2019-11-26 17:04:23,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d006986/2dcfa8c541164e4ca68cb41070d1f9ab/FLAG3b938ff42 [2019-11-26 17:04:23,790 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07d006986/2dcfa8c541164e4ca68cb41070d1f9ab [2019-11-26 17:04:23,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:23,804 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:23,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:23,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:23,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:23,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3467d82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:23, skipping insertion in model container [2019-11-26 17:04:23,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:23" (1/1) ... [2019-11-26 17:04:23,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:23,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:24,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:24,306 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:24,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:24,365 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:24,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24 WrapperNode [2019-11-26 17:04:24,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:24,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:24,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:24,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:24,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:24,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:24,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:24,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:24,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:24" (1/1) ... [2019-11-26 17:04:24,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:24,602 INFO L168 Benchmark]: Toolchain (without parser) took 789.65 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:24,604 INFO L168 Benchmark]: CDTParser took 3.78 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. [2019-11-26 17:04:24,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 559.80 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:24,611 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:24,614 INFO L168 Benchmark]: Boogie Preprocessor took 49.41 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. [2019-11-26 17:04:24,624 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.78 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 559.80 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 164.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 49.41 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:28,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:28,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:28,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:28,342 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:28,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:28,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:28,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:28,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:28,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:28,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:28,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:28,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:28,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:28,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:28,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:28,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:28,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:28,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:28,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:28,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:28,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:28,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:28,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:28,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:28,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:28,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:28,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:28,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:28,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:28,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:28,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:28,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:28,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:28,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:28,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:28,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:28,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:28,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:28,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:28,490 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:28,491 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:28,534 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:28,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:28,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:28,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:28,543 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:28,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:28,543 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:28,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:28,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:28,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:28,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:28,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:28,549 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:28,549 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:28,551 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:28,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:28,551 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:28,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:28,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:28,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:28,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:28,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:28,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:28,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:28,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:28,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:28,558 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:28,559 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:28,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:28,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:28,561 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 -> e4d315f8d1b77c8518b6dc9d0dc6c504346ef9f7 [2019-11-26 17:04:29,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:29,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:29,152 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:29,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:29,160 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:29,165 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/gauss_sum.i.p+cfa-reducer.c [2019-11-26 17:04:29,332 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/010c99706/0f22b9a7931949ad87d2a9e10822e46d/FLAGd41d81915 [2019-11-26 17:04:30,369 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:30,371 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/gauss_sum.i.p+cfa-reducer.c [2019-11-26 17:04:30,388 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/010c99706/0f22b9a7931949ad87d2a9e10822e46d/FLAGd41d81915 [2019-11-26 17:04:30,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/010c99706/0f22b9a7931949ad87d2a9e10822e46d [2019-11-26 17:04:30,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:30,442 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:30,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:30,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:30,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:30,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f8899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:30, skipping insertion in model container [2019-11-26 17:04:30,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:30" (1/1) ... [2019-11-26 17:04:30,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:30,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:31,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:31,061 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:31,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:31,143 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:31,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:31 WrapperNode [2019-11-26 17:04:31,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:31,153 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:31,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:31,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:31,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:31,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:31,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:31,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:31,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:31" (1/1) ... [2019-11-26 17:04:31,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:31,387 INFO L168 Benchmark]: Toolchain (without parser) took 931.58 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: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:31,390 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-26 17:04:31,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 701.58 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:31,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 997.0 MB in the end (delta: -41.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:31,400 INFO L168 Benchmark]: Boogie Preprocessor took 45.07 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:31,408 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 701.58 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 997.0 MB in the end (delta: -41.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 45.07 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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...