./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.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_outw_p.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 64bdc1ff4929464f951aae49e318b99cbcc38321 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_outw_p.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 64bdc1ff4929464f951aae49e318b99cbcc38321 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:54:23,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:23,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:23,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:23,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:23,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:23,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:23,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:23,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:23,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:23,246 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:23,252 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:23,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:23,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:23,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:23,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:23,270 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:23,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:23,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:23,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:23,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:23,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:23,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:23,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:23,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:23,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:23,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:23,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:23,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:23,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:23,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:23,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:23,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:23,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:23,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:23,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:23,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:23,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:23,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:23,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:23,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:23,351 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:23,392 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:23,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:23,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:23,399 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:23,399 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:23,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:23,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:23,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:23,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:23,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:23,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:23,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:23,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:23,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:23,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:23,407 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:23,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:23,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:23,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:23,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:23,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:23,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:23,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:23,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:23,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:23,415 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:23,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:23,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:23,416 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 -> 64bdc1ff4929464f951aae49e318b99cbcc38321 [2019-11-25 22:54:23,982 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:24,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:24,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:24,028 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:24,028 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:24,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-25 22:54:24,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c13bad71/cbf6c5971c93488e8f448b5f962e3837/FLAGdd2b232a1 [2019-11-25 22:54:25,729 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:25,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-25 22:54:25,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c13bad71/cbf6c5971c93488e8f448b5f962e3837/FLAGdd2b232a1 [2019-11-25 22:54:25,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c13bad71/cbf6c5971c93488e8f448b5f962e3837 [2019-11-25 22:54:25,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:25,865 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:25,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:25,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:25,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:25,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa48b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25, skipping insertion in model container [2019-11-25 22:54:25,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:26,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:28,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:28,980 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:29,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:30,745 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:30,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:30 WrapperNode [2019-11-25 22:54:30,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:30,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:30,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:30,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:30,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:30" (1/1) ... [2019-11-25 22:54:30,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:30" (1/1) ... [2019-11-25 22:54:31,190 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:31,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:31,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:31,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:31,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:30" (1/1) ... [2019-11-25 22:54:31,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:30" (1/1) ... [2019-11-25 22:54:31,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:30" (1/1) ... [2019-11-25 22:54:31,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:30" (1/1) ... [2019-11-25 22:54:31,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:30" (1/1) ... [2019-11-25 22:54:31,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:30" (1/1) ... [2019-11-25 22:54:31,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:30" (1/1) ... [2019-11-25 22:54:31,495 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:31,504 INFO L168 Benchmark]: Toolchain (without parser) took 5633.97 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 760.7 MB in the end (delta: 201.0 MB). Peak memory consumption was 201.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:31,505 INFO L168 Benchmark]: CDTParser took 1.99 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 22:54:31,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4878.11 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 783.6 MB in the end (delta: 178.1 MB). Peak memory consumption was 178.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:31,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 442.74 ms. Allocated memory is still 1.0 GB. Free memory was 783.6 MB in the beginning and 772.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:31,515 INFO L168 Benchmark]: Boogie Preprocessor took 302.75 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 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 22:54:31,529 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.99 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 4878.11 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 783.6 MB in the end (delta: 178.1 MB). Peak memory consumption was 178.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 442.74 ms. Allocated memory is still 1.0 GB. Free memory was 783.6 MB in the beginning and 772.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 302.75 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 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. 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 22:54:35,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:35,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:35,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:35,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:35,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:35,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:35,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:35,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:35,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:35,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:35,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:35,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:35,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:35,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:35,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:35,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:35,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:35,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:35,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:35,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:35,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:35,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:35,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:35,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:35,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:35,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:35,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:35,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:35,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:35,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:35,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:35,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:35,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:35,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:35,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:35,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:35,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:35,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:35,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:35,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:35,717 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:54:35,776 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:35,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:35,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:35,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:35,786 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:35,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:35,789 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:35,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:35,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:35,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:35,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:35,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:35,792 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:54:35,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:54:35,797 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:35,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:35,798 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:35,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:35,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:35,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:35,801 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:35,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:35,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:35,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:35,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:35,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:35,806 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:54:35,807 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:54:35,808 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:35,808 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:54:35,808 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 -> 64bdc1ff4929464f951aae49e318b99cbcc38321 [2019-11-25 22:54:36,412 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:36,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:36,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:36,456 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:36,457 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:36,459 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-25 22:54:36,624 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/737f4fd99/ab4a65b337194803bef43170c3eea2fd/FLAGb84accf75 [2019-11-25 22:54:38,101 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:38,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-25 22:54:38,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/737f4fd99/ab4a65b337194803bef43170c3eea2fd/FLAGb84accf75 [2019-11-25 22:54:38,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/737f4fd99/ab4a65b337194803bef43170c3eea2fd [2019-11-25 22:54:38,280 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:38,282 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:38,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:38,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:38,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:38,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:38" (1/1) ... [2019-11-25 22:54:38,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77bd7a8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:38, skipping insertion in model container [2019-11-25 22:54:38,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:38" (1/1) ... [2019-11-25 22:54:38,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:38,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:41,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:41,735 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:42,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:43,454 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:43,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:43 WrapperNode [2019-11-25 22:54:43,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:43,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:43,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:43,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:43,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:43" (1/1) ... [2019-11-25 22:54:43,672 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:43" (1/1) ... [2019-11-25 22:54:44,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:44,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:44,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:44,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:44,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:43" (1/1) ... [2019-11-25 22:54:44,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:43" (1/1) ... [2019-11-25 22:54:44,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:43" (1/1) ... [2019-11-25 22:54:44,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:43" (1/1) ... [2019-11-25 22:54:44,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:43" (1/1) ... [2019-11-25 22:54:44,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:43" (1/1) ... [2019-11-25 22:54:44,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:43" (1/1) ... [2019-11-25 22:54:44,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:44,340 INFO L168 Benchmark]: Toolchain (without parser) took 6054.81 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 749.3 MB in the end (delta: 212.4 MB). Peak memory consumption was 212.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:44,343 INFO L168 Benchmark]: CDTParser took 3.58 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 22:54:44,345 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5163.69 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 772.2 MB in the end (delta: 189.4 MB). Peak memory consumption was 189.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:44,350 INFO L168 Benchmark]: Boogie Procedure Inliner took 549.49 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 MB in the beginning and 755.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:44,352 INFO L168 Benchmark]: Boogie Preprocessor took 320.65 ms. Allocated memory is still 1.0 GB. Free memory was 755.1 MB in the beginning and 749.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:44,365 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.58 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 5163.69 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 772.2 MB in the end (delta: 189.4 MB). Peak memory consumption was 189.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 549.49 ms. Allocated memory is still 1.0 GB. Free memory was 772.2 MB in the beginning and 755.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 320.65 ms. Allocated memory is still 1.0 GB. Free memory was 755.1 MB in the beginning and 749.3 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...