./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-new/gauss_sum.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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 -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 a235c453e8d82f15e0f227470cffc0947c40dcd4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 -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 a235c453e8d82f15e0f227470cffc0947c40dcd4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:51:59,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:59,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:59,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:59,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:59,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:59,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:59,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:59,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:59,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:59,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:59,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:59,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:59,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:59,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:59,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:59,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:59,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:59,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:59,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:59,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:59,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:59,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:51:59,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:51:59,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:51:59,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:51:59,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:51:59,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:51:59,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:51:59,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:51:59,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:51:59,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:51:59,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:00,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:00,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:00,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:00,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:00,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:00,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:00,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:00,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:00,016 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:00,054 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:00,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:00,059 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:00,060 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:00,060 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:00,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:00,064 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:00,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:00,065 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:00,065 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:00,066 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:00,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:00,067 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:00,067 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:00,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:00,069 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:00,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:00,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:00,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:00,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:00,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:00,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:00,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:00,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:00,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:00,074 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:00,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:00,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:00,077 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 -> a235c453e8d82f15e0f227470cffc0947c40dcd4 [2019-11-27 09:52:00,650 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:00,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:00,686 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:00,690 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:00,691 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:00,692 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/gauss_sum.i [2019-11-27 09:52:00,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bd63cf49/75230a172cc7427f99ab55ab40fea056/FLAG03ffe2707 [2019-11-27 09:52:01,899 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:01,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/gauss_sum.i [2019-11-27 09:52:01,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bd63cf49/75230a172cc7427f99ab55ab40fea056/FLAG03ffe2707 [2019-11-27 09:52:01,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bd63cf49/75230a172cc7427f99ab55ab40fea056 [2019-11-27 09:52:01,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:01,969 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:01,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:01,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:01,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:01,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:01" (1/1) ... [2019-11-27 09:52:01,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e81e209 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:01, skipping insertion in model container [2019-11-27 09:52:01,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:01" (1/1) ... [2019-11-27 09:52:02,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:02,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:02,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:02,435 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:02,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:02,504 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:02,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02 WrapperNode [2019-11-27 09:52:02,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:02,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:02,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:02,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:02,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:02,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:02,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:02,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:02,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:02,743 INFO L168 Benchmark]: Toolchain (without parser) took 759.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:02,745 INFO L168 Benchmark]: CDTParser took 3.38 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 09:52:02,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 538.96 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:02,751 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:02,756 INFO L168 Benchmark]: Boogie Preprocessor took 28.70 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. [2019-11-27 09:52:02,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.38 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 538.96 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 174.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 28.70 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-da95e15 [2019-11-27 09:52:06,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:06,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:06,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:06,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:06,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:06,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:06,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:06,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:06,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:06,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:06,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:06,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:06,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:06,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:06,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:06,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:06,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:06,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:06,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:06,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:06,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:06,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:06,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:06,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:06,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:06,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:06,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:06,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:06,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:06,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:06,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:06,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:06,869 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:06,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:06,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:06,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:06,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:06,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:06,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:06,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:06,887 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:06,929 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:06,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:06,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:06,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:06,938 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:06,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:06,940 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:06,940 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:06,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:06,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:06,943 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:06,944 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:06,945 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:06,945 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:06,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:06,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:06,949 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:06,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:06,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:06,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:06,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:06,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:06,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:06,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:06,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:06,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:06,955 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:06,955 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:06,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:06,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:06,958 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 -> a235c453e8d82f15e0f227470cffc0947c40dcd4 [2019-11-27 09:52:07,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:07,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:07,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:07,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:07,577 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:07,578 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/gauss_sum.i [2019-11-27 09:52:07,737 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cccd3ed04/2e407e3d3abc4ed29cc23b1185db473d/FLAG81ebb21ab [2019-11-27 09:52:08,752 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:08,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/gauss_sum.i [2019-11-27 09:52:08,770 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cccd3ed04/2e407e3d3abc4ed29cc23b1185db473d/FLAG81ebb21ab [2019-11-27 09:52:09,035 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cccd3ed04/2e407e3d3abc4ed29cc23b1185db473d [2019-11-27 09:52:09,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:09,052 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:09,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:09,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:09,065 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:09,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a57f02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09, skipping insertion in model container [2019-11-27 09:52:09,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:09,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:09,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:09,551 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:09,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:09,611 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:09,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09 WrapperNode [2019-11-27 09:52:09,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:09,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:09,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:09,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:09,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:09,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:09,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:09,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:09,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:09,821 INFO L168 Benchmark]: Toolchain (without parser) took 774.27 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 991.3 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:09,823 INFO L168 Benchmark]: CDTParser took 0.35 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 09:52:09,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 557.83 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:09,828 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:09,831 INFO L168 Benchmark]: Boogie Preprocessor took 39.35 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. [2019-11-27 09:52:09,856 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 557.83 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 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 156.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.0 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 39.35 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...