./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i --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/ddv-machzwd/ddv_machzwd_outb.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6685c04a489eb5adb50802dad290085ec903509b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ddv-machzwd/ddv_machzwd_outb.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6685c04a489eb5adb50802dad290085ec903509b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:54:20,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:20,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:20,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:20,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:20,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:20,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:20,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:20,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:20,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:20,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:21,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:21,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:21,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:21,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:21,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:21,018 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:21,023 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:21,026 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:21,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:21,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:21,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:21,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:21,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:21,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:21,069 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:21,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:21,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:21,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:21,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:21,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:21,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:21,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:21,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:21,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:21,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:21,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:21,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:21,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:21,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:21,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:21,099 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:21,140 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:21,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:21,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:21,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:21,147 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:21,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:21,149 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:21,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:21,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:21,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:21,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:21,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:21,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:21,155 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:21,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:21,155 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:21,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:21,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:21,157 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:21,157 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:21,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:21,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:21,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:21,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:21,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:21,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:21,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:21,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:21,162 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 -> 6685c04a489eb5adb50802dad290085ec903509b [2019-11-25 22:54:21,731 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:21,760 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:21,766 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:21,769 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:21,774 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:21,775 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-25 22:54:21,927 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1a81565d/aab5712941c240f5b681bfb5630ade4c/FLAG3da3753ff [2019-11-25 22:54:23,481 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:23,483 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-25 22:54:23,562 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1a81565d/aab5712941c240f5b681bfb5630ade4c/FLAG3da3753ff [2019-11-25 22:54:23,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1a81565d/aab5712941c240f5b681bfb5630ade4c [2019-11-25 22:54:23,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:23,607 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:23,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:23,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:23,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:23,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:23" (1/1) ... [2019-11-25 22:54:23,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d57adf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:23, skipping insertion in model container [2019-11-25 22:54:23,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:23" (1/1) ... [2019-11-25 22:54:23,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:23,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:26,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:26,948 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:27,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:28,532 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:28,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:28 WrapperNode [2019-11-25 22:54:28,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:28,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:28,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:28,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:28,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:28" (1/1) ... [2019-11-25 22:54:28,734 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:28" (1/1) ... [2019-11-25 22:54:29,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:29,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:29,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:29,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:29,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:28" (1/1) ... [2019-11-25 22:54:29,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:28" (1/1) ... [2019-11-25 22:54:29,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:28" (1/1) ... [2019-11-25 22:54:29,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:28" (1/1) ... [2019-11-25 22:54:29,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:28" (1/1) ... [2019-11-25 22:54:29,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:28" (1/1) ... [2019-11-25 22:54:29,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:28" (1/1) ... [2019-11-25 22:54:29,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:29,370 INFO L168 Benchmark]: Toolchain (without parser) took 5755.82 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 755.0 MB in the end (delta: 206.7 MB). Peak memory consumption was 206.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:29,371 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 22:54:29,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4928.59 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 777.9 MB in the end (delta: 183.8 MB). Peak memory consumption was 183.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:29,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 470.19 ms. Allocated memory is still 1.0 GB. Free memory was 777.9 MB in the beginning and 766.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:29,380 INFO L168 Benchmark]: Boogie Preprocessor took 349.22 ms. Allocated memory is still 1.0 GB. Free memory was 766.5 MB in the beginning and 755.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:29,395 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 4928.59 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 777.9 MB in the end (delta: 183.8 MB). Peak memory consumption was 183.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 470.19 ms. Allocated memory is still 1.0 GB. Free memory was 777.9 MB in the beginning and 766.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 349.22 ms. Allocated memory is still 1.0 GB. Free memory was 766.5 MB in the beginning and 755.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 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 0.1.24-65d6cd2 [2019-11-25 22:54:33,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:33,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:33,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:33,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:33,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:33,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:33,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:33,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:33,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:33,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:33,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:33,410 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:33,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:33,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:33,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:33,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:33,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:33,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:33,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:33,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:33,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:33,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:33,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:33,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:33,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:33,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:33,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:33,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:33,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:33,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:33,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:33,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:33,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:33,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:33,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:33,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:33,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:33,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:33,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:33,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:33,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:54:33,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:33,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:33,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:33,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:33,531 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:33,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:33,534 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:33,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:33,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:33,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:33,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:33,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:33,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:54:33,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:54:33,536 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:33,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:33,537 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:33,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:33,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:33,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:33,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:33,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:33,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:33,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:33,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:33,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:33,540 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:54:33,542 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:54:33,542 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:33,542 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:54:33,543 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 -> 6685c04a489eb5adb50802dad290085ec903509b [2019-11-25 22:54:34,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:34,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:34,052 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:34,055 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:34,057 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:34,059 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-25 22:54:34,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99a240779/c7a3c4c7670649a89c9b6a15fa52237c/FLAG9e5a2a841 [2019-11-25 22:54:35,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:35,768 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-25 22:54:35,844 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99a240779/c7a3c4c7670649a89c9b6a15fa52237c/FLAG9e5a2a841 [2019-11-25 22:54:36,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99a240779/c7a3c4c7670649a89c9b6a15fa52237c [2019-11-25 22:54:36,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:36,056 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:36,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:36,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:36,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:36,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:36" (1/1) ... [2019-11-25 22:54:36,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e262158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:36, skipping insertion in model container [2019-11-25 22:54:36,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:36" (1/1) ... [2019-11-25 22:54:36,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:36,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:39,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:40,059 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:40,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:41,660 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:41,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:41 WrapperNode [2019-11-25 22:54:41,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:41,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:41,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:41,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:41,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:41" (1/1) ... [2019-11-25 22:54:41,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:41" (1/1) ... [2019-11-25 22:54:42,144 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:42,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:42,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:42,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:42,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:41" (1/1) ... [2019-11-25 22:54:42,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:41" (1/1) ... [2019-11-25 22:54:42,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:41" (1/1) ... [2019-11-25 22:54:42,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:41" (1/1) ... [2019-11-25 22:54:42,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:41" (1/1) ... [2019-11-25 22:54:42,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:41" (1/1) ... [2019-11-25 22:54:42,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:41" (1/1) ... [2019-11-25 22:54:42,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:42,487 INFO L168 Benchmark]: Toolchain (without parser) took 6425.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 743.5 MB in the end (delta: 211.1 MB). Peak memory consumption was 211.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:42,491 INFO L168 Benchmark]: CDTParser took 2.68 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 22:54:42,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5598.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 772.1 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:42,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 482.58 ms. Allocated memory is still 1.0 GB. Free memory was 772.1 MB in the beginning and 760.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:42,499 INFO L168 Benchmark]: Boogie Preprocessor took 331.66 ms. Allocated memory is still 1.0 GB. Free memory was 760.7 MB in the beginning and 743.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:42,509 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 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 5598.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 772.1 MB in the end (delta: 182.4 MB). Peak memory consumption was 182.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 482.58 ms. Allocated memory is still 1.0 GB. Free memory was 772.1 MB in the beginning and 760.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 331.66 ms. Allocated memory is still 1.0 GB. Free memory was 760.7 MB in the beginning and 743.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...