./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-crafted/zero_sum_m3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/array-crafted/zero_sum_m3.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 2f543d00ac28d4387570b65de619873304375158 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/array-crafted/zero_sum_m3.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 2f543d00ac28d4387570b65de619873304375158 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:22:08,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:22:08,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:22:08,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:22:08,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:22:08,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:22:08,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:22:08,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:22:08,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:22:08,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:22:08,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:22:08,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:22:08,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:22:08,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:22:08,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:22:08,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:22:08,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:22:08,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:22:08,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:22:08,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:22:08,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:22:08,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:22:08,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:22:08,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:22:08,254 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:22:08,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:22:08,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:22:08,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:22:08,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:22:08,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:22:08,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:22:08,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:22:08,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:22:08,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:22:08,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:22:08,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:22:08,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:22:08,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:22:08,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:22:08,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:22:08,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:22:08,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:22:08,328 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:22:08,328 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:22:08,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:22:08,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:22:08,333 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:22:08,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:22:08,335 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:22:08,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:22:08,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:22:08,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:22:08,337 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:22:08,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:22:08,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:22:08,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:22:08,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:22:08,341 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:22:08,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:22:08,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:22:08,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:22:08,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:22:08,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:22:08,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:22:08,345 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:22:08,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:22:08,346 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:22:08,346 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:22:08,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:22:08,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:22:08,350 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 -> 2f543d00ac28d4387570b65de619873304375158 [2019-11-25 22:22:08,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:22:08,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:22:08,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:22:08,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:22:08,971 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:22:08,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_m3.c [2019-11-25 22:22:09,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1561fbc0/53eba0f3a4b946878abb38fb965f6e02/FLAG5bbb5ac72 [2019-11-25 22:22:10,265 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:22:10,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_m3.c [2019-11-25 22:22:10,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1561fbc0/53eba0f3a4b946878abb38fb965f6e02/FLAG5bbb5ac72 [2019-11-25 22:22:10,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1561fbc0/53eba0f3a4b946878abb38fb965f6e02 [2019-11-25 22:22:10,330 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:22:10,334 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:22:10,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:10,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:22:10,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:22:10,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:10" (1/1) ... [2019-11-25 22:22:10,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:10, skipping insertion in model container [2019-11-25 22:22:10,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:10" (1/1) ... [2019-11-25 22:22:10,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:22:10,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:22:10,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:10,885 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:22:10,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:11,109 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:22:11,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:11 WrapperNode [2019-11-25 22:22:11,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:11,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:11,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:22:11,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:22:11,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:11" (1/1) ... [2019-11-25 22:22:11,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:11" (1/1) ... [2019-11-25 22:22:11,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:11,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:22:11,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:22:11,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:22:11,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:11" (1/1) ... [2019-11-25 22:22:11,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:11" (1/1) ... [2019-11-25 22:22:11,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:11" (1/1) ... [2019-11-25 22:22:11,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:11" (1/1) ... [2019-11-25 22:22:11,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:11" (1/1) ... [2019-11-25 22:22:11,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:11" (1/1) ... [2019-11-25 22:22:11,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:11" (1/1) ... [2019-11-25 22:22:11,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:22:11,327 INFO L168 Benchmark]: Toolchain (without parser) took 980.02 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. [2019-11-25 22:22:11,328 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-25 22:22:11,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 777.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:11,343 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.88 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. [2019-11-25 22:22:11,344 INFO L168 Benchmark]: Boogie Preprocessor took 71.64 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. [2019-11-25 22:22:11,355 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 777.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.88 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. * Boogie Preprocessor took 71.64 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:22:15,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:22:15,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:22:15,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:22:15,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:22:15,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:22:15,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:22:15,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:22:15,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:22:15,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:22:15,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:22:15,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:22:15,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:22:15,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:22:15,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:22:15,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:22:15,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:22:15,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:22:15,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:22:15,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:22:15,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:22:15,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:22:15,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:22:15,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:22:15,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:22:15,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:22:15,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:22:15,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:22:15,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:22:15,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:22:15,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:22:15,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:22:15,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:22:15,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:22:15,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:22:15,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:22:15,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:22:15,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:22:15,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:22:15,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:22:15,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:22:15,364 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:22:15,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:22:15,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:22:15,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:22:15,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:22:15,433 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:22:15,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:22:15,435 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:22:15,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:22:15,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:22:15,436 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:22:15,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:22:15,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:22:15,438 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:22:15,439 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:22:15,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:22:15,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:22:15,443 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:22:15,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:22:15,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:22:15,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:22:15,444 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:22:15,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:22:15,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:22:15,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:22:15,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:22:15,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:22:15,447 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:22:15,450 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:22:15,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:22:15,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:22:15,453 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 -> 2f543d00ac28d4387570b65de619873304375158 [2019-11-25 22:22:16,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:22:16,074 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:22:16,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:22:16,088 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:22:16,091 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:22:16,093 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-crafted/zero_sum_m3.c [2019-11-25 22:22:16,257 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d0a82371/1894761fd68942e8ac4b2474369163fa/FLAG53c0cf5c8 [2019-11-25 22:22:17,350 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:22:17,351 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-crafted/zero_sum_m3.c [2019-11-25 22:22:17,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d0a82371/1894761fd68942e8ac4b2474369163fa/FLAG53c0cf5c8 [2019-11-25 22:22:17,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d0a82371/1894761fd68942e8ac4b2474369163fa [2019-11-25 22:22:17,419 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:22:17,424 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:22:17,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:17,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:22:17,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:22:17,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:17" (1/1) ... [2019-11-25 22:22:17,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:17, skipping insertion in model container [2019-11-25 22:22:17,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:22:17" (1/1) ... [2019-11-25 22:22:17,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:22:17,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:22:18,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:18,042 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:22:18,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:22:18,278 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:22:18,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:18 WrapperNode [2019-11-25 22:22:18,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:22:18,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:18,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:22:18,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:22:18,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:18" (1/1) ... [2019-11-25 22:22:18,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:18" (1/1) ... [2019-11-25 22:22:18,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:22:18,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:22:18,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:22:18,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:22:18,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:18" (1/1) ... [2019-11-25 22:22:18,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:18" (1/1) ... [2019-11-25 22:22:18,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:18" (1/1) ... [2019-11-25 22:22:18,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:18" (1/1) ... [2019-11-25 22:22:18,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:18" (1/1) ... [2019-11-25 22:22:18,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:18" (1/1) ... [2019-11-25 22:22:18,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:22:18" (1/1) ... [2019-11-25 22:22:18,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:22:18,516 INFO L168 Benchmark]: Toolchain (without parser) took 1088.06 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 989.8 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:22:18,517 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-25 22:22:18,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 849.11 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 996.9 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:18,525 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.90 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:18,537 INFO L168 Benchmark]: Boogie Preprocessor took 82.83 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:22:18,549 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 849.11 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 996.9 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.90 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 82.83 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...