./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-new/gauss_sum.i.p+lhb-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+lhb-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 138b427ae0d59b9c3947d32f186331712a870d16 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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+lhb-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 138b427ae0d59b9c3947d32f186331712a870d16 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:04:23,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:23,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:23,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:23,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:23,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:23,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:23,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:23,097 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:23,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:23,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:23,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:23,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:23,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:23,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:23,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:23,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:23,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:23,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:23,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:23,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:23,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:23,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:23,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:23,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:23,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:23,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:23,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:23,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:23,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:23,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:23,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:23,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:23,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:23,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:23,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:23,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:23,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:23,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:23,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:23,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:23,201 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:04:23,253 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:23,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:23,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:23,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:23,264 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:23,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:23,266 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:23,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:04:23,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:23,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:23,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:23,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:23,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:23,271 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:23,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:23,273 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:23,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:23,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:23,276 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:23,276 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:23,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:23,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:23,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:23,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:23,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:23,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:04:23,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:04:23,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:23,282 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 -> 138b427ae0d59b9c3947d32f186331712a870d16 [2019-11-26 17:04:23,871 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:23,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:23,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:23,914 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:23,915 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:23,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/gauss_sum.i.p+lhb-reducer.c [2019-11-26 17:04:24,082 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35324a9a0/aa4ede4bdb7a4ffebf0345a5a238fab5/FLAGdef6aa7ed [2019-11-26 17:04:24,841 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:24,842 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/gauss_sum.i.p+lhb-reducer.c [2019-11-26 17:04:24,856 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35324a9a0/aa4ede4bdb7a4ffebf0345a5a238fab5/FLAGdef6aa7ed [2019-11-26 17:04:25,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35324a9a0/aa4ede4bdb7a4ffebf0345a5a238fab5 [2019-11-26 17:04:25,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:25,199 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:25,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:25,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:25,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:25,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,228 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 26.11 05:04:25, skipping insertion in model container [2019-11-26 17:04:25,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:25,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:25,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:25,753 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:25,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:25,903 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:25,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25 WrapperNode [2019-11-26 17:04:25,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:25,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:25,907 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:25,907 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:25,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:25,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:25,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:25,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:25,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:26,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:26,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:26,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:26,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:26,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:26,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:26,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:25" (1/1) ... [2019-11-26 17:04:26,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:26,071 INFO L168 Benchmark]: Toolchain (without parser) took 853.98 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: -31.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:26,072 INFO L168 Benchmark]: CDTParser took 3.93 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. [2019-11-26 17:04:26,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 697.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:26,077 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.87 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:04:26,081 INFO L168 Benchmark]: Boogie Preprocessor took 58.60 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 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 17:04:26,091 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.93 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 697.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.1 MB in the end (delta: -36.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 84.87 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 58.60 ms. Allocated memory is still 1.0 GB. Free memory was 997.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:04:29,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:04:29,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:04:29,982 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:04:29,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:04:30,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:04:30,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:04:30,021 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:04:30,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:04:30,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:04:30,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:04:30,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:04:30,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:04:30,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:04:30,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:04:30,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:04:30,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:04:30,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:04:30,064 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:04:30,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:04:30,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:04:30,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:04:30,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:04:30,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:04:30,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:04:30,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:04:30,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:04:30,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:04:30,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:04:30,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:04:30,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:04:30,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:04:30,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:04:30,119 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:04:30,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:04:30,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:04:30,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:04:30,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:04:30,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:04:30,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:04:30,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:04:30,136 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:04:30,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:04:30,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:04:30,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:04:30,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:04:30,186 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:04:30,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:04:30,188 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:04:30,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:04:30,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:04:30,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:04:30,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:04:30,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:04:30,193 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:04:30,193 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:04:30,194 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:04:30,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:04:30,196 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:04:30,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:04:30,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:04:30,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:04:30,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:04:30,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:04:30,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:04:30,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:04:30,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:04:30,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:04:30,203 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:04:30,203 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:04:30,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:04:30,204 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:04:30,205 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 -> 138b427ae0d59b9c3947d32f186331712a870d16 [2019-11-26 17:04:30,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:04:30,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:04:30,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:04:30,816 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:04:30,817 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:04:30,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-new/gauss_sum.i.p+lhb-reducer.c [2019-11-26 17:04:30,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4864ef00c/04fbb0760fd14be2a161f8eefbcccd45/FLAG23ec202ec [2019-11-26 17:04:32,060 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:04:32,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-new/gauss_sum.i.p+lhb-reducer.c [2019-11-26 17:04:32,079 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4864ef00c/04fbb0760fd14be2a161f8eefbcccd45/FLAG23ec202ec [2019-11-26 17:04:32,116 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4864ef00c/04fbb0760fd14be2a161f8eefbcccd45 [2019-11-26 17:04:32,124 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:04:32,132 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:04:32,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:32,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:04:32,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:04:32,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,155 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 26.11 05:04:32, skipping insertion in model container [2019-11-26 17:04:32,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:04:32,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:04:32,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:32,703 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:04:32,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:04:32,781 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:04:32,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32 WrapperNode [2019-11-26 17:04:32,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:04:32,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:32,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:04:32,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:04:32,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:04:32,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:04:32,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:04:32,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:04:32,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:32,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:33,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:33,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:33,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:33,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:33,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:04:32" (1/1) ... [2019-11-26 17:04:33,054 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:04:33,060 INFO L168 Benchmark]: Toolchain (without parser) took 926.72 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. [2019-11-26 17:04:33,065 INFO L168 Benchmark]: CDTParser took 1.67 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. [2019-11-26 17:04:33,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.66 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. [2019-11-26 17:04:33,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.87 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 991.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-26 17:04:33,076 INFO L168 Benchmark]: Boogie Preprocessor took 79.17 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. [2019-11-26 17:04:33,088 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 648.66 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 177.87 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 991.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 79.17 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...