./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.c --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.v+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 f387422440710097410250bc8628a78b0d15eed2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.v+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 f387422440710097410250bc8628a78b0d15eed2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:51:59,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:51:59,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:51:59,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:51:59,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:51:59,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:51:59,900 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:51:59,920 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:51:59,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:51:59,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:51:59,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:51:59,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:51:59,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:51:59,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:51:59,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:51:59,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:51:59,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:51:59,965 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:51:59,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:51:59,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:51:59,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:51:59,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:51:59,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:00,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:00,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:00,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:00,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:00,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:00,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:00,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:00,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:00,023 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:00,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:00,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:00,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:00,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:00,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:00,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:00,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:00,044 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:00,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:00,048 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:00,090 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:00,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:00,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:00,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:00,097 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:00,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:00,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:00,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:00,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:00,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:00,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:00,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:00,102 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:00,103 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:00,103 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:00,104 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:00,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:00,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:00,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:00,108 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:00,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:00,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:00,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:00,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:00,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:00,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:00,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:00,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:00,113 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 -> f387422440710097410250bc8628a78b0d15eed2 [2019-11-27 09:52:00,719 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:00,749 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:00,758 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:00,759 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:00,762 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:00,763 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.c [2019-11-27 09:52:00,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99bb38182/f18118b4487a4156a1db0165867e8c27/FLAGcdb32360a [2019-11-27 09:52:01,913 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:01,915 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.c [2019-11-27 09:52:01,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99bb38182/f18118b4487a4156a1db0165867e8c27/FLAGcdb32360a [2019-11-27 09:52:02,192 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99bb38182/f18118b4487a4156a1db0165867e8c27 [2019-11-27 09:52:02,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:02,205 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:02,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:02,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:02,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:02,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@489f1e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02, skipping insertion in model container [2019-11-27 09:52:02,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:02" (1/1) ... [2019-11-27 09:52:02,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:02,293 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:02,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:02,672 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:02,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:02,716 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:02,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:02 WrapperNode [2019-11-27 09:52:02,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:02,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:02,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:02,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:02,742 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 09:52:02,749 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 09:52:02,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:02,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:02,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:02,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:02,878 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 09:52:02,879 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 09:52:02,880 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 09:52:02,880 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 09:52:02,883 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 09:52:02,885 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 09:52:02,887 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 09:52:02,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:02,915 INFO L168 Benchmark]: Toolchain (without parser) took 690.74 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. [2019-11-27 09:52:02,916 INFO L168 Benchmark]: CDTParser took 1.48 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. [2019-11-27 09:52:02,918 INFO L168 Benchmark]: CACSL2BoogieTranslator took 508.11 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. [2019-11-27 09:52:02,922 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.20 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 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:02,926 INFO L168 Benchmark]: Boogie Preprocessor took 30.59 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 09:52:02,937 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48 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 508.11 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 137.20 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 996.8 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 30.59 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:52:06,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:06,894 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:06,921 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:06,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:06,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:06,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:06,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:06,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:06,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:06,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:06,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:06,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:06,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:06,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:06,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:06,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:07,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:07,004 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:07,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:07,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:07,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:07,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:07,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:07,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:07,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:07,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:07,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:07,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:07,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:07,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:07,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:07,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:07,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:07,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:07,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:07,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:07,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:07,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:07,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:07,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:07,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:07,120 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:07,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:07,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:07,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:07,129 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:07,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:07,131 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:07,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:07,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:07,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:07,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:07,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:07,137 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:07,137 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:07,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:07,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:07,139 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:07,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:07,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:07,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:07,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:07,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:07,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:07,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:07,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:07,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:07,145 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:07,146 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:07,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:07,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:07,149 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 -> f387422440710097410250bc8628a78b0d15eed2 [2019-11-27 09:52:07,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:07,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:07,806 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:07,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:07,813 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:07,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.c [2019-11-27 09:52:07,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13ce65bc1/1811c73667214395a137aec091286252/FLAG54741a366 [2019-11-27 09:52:09,016 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:09,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/gauss_sum.i.v+cfa-reducer.c [2019-11-27 09:52:09,031 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13ce65bc1/1811c73667214395a137aec091286252/FLAG54741a366 [2019-11-27 09:52:09,073 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13ce65bc1/1811c73667214395a137aec091286252 [2019-11-27 09:52:09,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:09,086 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:09,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:09,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:09,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:09,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e551884 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 09:52:09,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:09" (1/1) ... [2019-11-27 09:52:09,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:09,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:09,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:09,604 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:09,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:09,681 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:09,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:09 WrapperNode [2019-11-27 09:52:09,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:09,689 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:09,689 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:09,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:09,701 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 09:52:09,797 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 09:52:09,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:09,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:09,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:09,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:09,854 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 09:52:09,854 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 09:52:09,857 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 09:52:09,857 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 09:52:09,863 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 09:52:09,868 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 09:52:09,869 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 09:52:09,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:09,885 INFO L168 Benchmark]: Toolchain (without parser) took 794.34 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:09,886 INFO L168 Benchmark]: CDTParser took 2.82 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 09:52:09,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.37 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:09,897 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 991.3 MB in the end (delta: -41.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:09,898 INFO L168 Benchmark]: Boogie Preprocessor took 34.64 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:09,915 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 592.37 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.1 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 153.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 991.3 MB in the end (delta: -41.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 34.64 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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...