./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 da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/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-da95e15 [2019-11-27 09:49:25,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:25,263 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:25,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:25,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:25,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:25,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:25,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:25,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:25,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:25,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:25,345 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:25,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:25,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:25,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:25,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:25,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:25,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:25,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:25,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:25,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:25,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:25,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:25,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:25,416 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:25,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:25,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:25,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:25,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:25,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:25,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:25,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:25,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:25,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:25,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:25,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:25,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:25,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:25,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:25,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:25,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:25,451 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:25,489 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:25,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:25,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:25,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:25,497 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:25,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:25,497 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:25,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:25,499 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:25,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:25,502 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:25,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:25,503 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:25,503 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:25,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:25,506 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:25,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:25,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:25,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:25,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:25,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:25,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:25,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:25,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:25,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:25,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:25,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:25,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:25,513 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 [2019-11-27 09:49:26,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:26,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:26,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:26,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:26,111 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:26,115 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-27 09:49:26,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0374b1a59/5b5d8e8a840942ab974c68f483e517f1/FLAG41e4d3b45 [2019-11-27 09:49:27,831 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:27,836 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-27 09:49:27,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0374b1a59/5b5d8e8a840942ab974c68f483e517f1/FLAG41e4d3b45 [2019-11-27 09:49:27,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0374b1a59/5b5d8e8a840942ab974c68f483e517f1 [2019-11-27 09:49:27,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:27,959 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:27,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:27,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:27,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:27,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,984 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 27.11 09:49:27, skipping insertion in model container [2019-11-27 09:49:27,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:28,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:28,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:31,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:31,562 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:32,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:33,239 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:33,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:33 WrapperNode [2019-11-27 09:49:33,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:33,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:33,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:33,243 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:33,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:33" (1/1) ... [2019-11-27 09:49:33,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:33" (1/1) ... [2019-11-27 09:49:33,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:33,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:33,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:33,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:33,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:33" (1/1) ... [2019-11-27 09:49:33,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:33" (1/1) ... [2019-11-27 09:49:33,763 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:33" (1/1) ... [2019-11-27 09:49:33,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:33" (1/1) ... [2019-11-27 09:49:33,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:33" (1/1) ... [2019-11-27 09:49:33,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:33" (1/1) ... [2019-11-27 09:49:33,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:33" (1/1) ... [2019-11-27 09:49:34,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:34,029 INFO L168 Benchmark]: Toolchain (without parser) took 6062.95 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 766.5 MB in the end (delta: 195.2 MB). Peak memory consumption was 195.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:34,031 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:34,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5278.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 789.4 MB in the end (delta: 172.3 MB). Peak memory consumption was 172.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:34,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 462.05 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 MB in the beginning and 777.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:34,040 INFO L168 Benchmark]: Boogie Preprocessor took 315.01 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. [2019-11-27 09:49:34,056 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5278.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 789.4 MB in the end (delta: 172.3 MB). Peak memory consumption was 172.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 462.05 ms. Allocated memory is still 1.0 GB. Free memory was 789.4 MB in the beginning and 777.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 315.01 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:38,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:38,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:38,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:38,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:38,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:38,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:38,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:38,126 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:38,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:38,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:38,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:38,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:38,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:38,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:38,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:38,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:38,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:38,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:38,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:38,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:38,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:38,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:38,196 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:38,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:38,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:38,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:38,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:38,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:38,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:38,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:38,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:38,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:38,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:38,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:38,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:38,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:38,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:38,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:38,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:38,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:38,236 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:38,291 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:38,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:38,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:38,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:38,305 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:38,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:38,306 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:38,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:38,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:38,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:38,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:38,313 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:38,313 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:38,314 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:38,316 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:38,316 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:38,316 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:38,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:38,317 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:38,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:38,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:38,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:38,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:38,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:38,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:38,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:38,323 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:38,323 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:38,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:38,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:38,327 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 [2019-11-27 09:49:38,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:38,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:38,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:38,968 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:38,970 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:38,974 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-27 09:49:39,136 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0006671a/3b4d5dd319654aa1a56b7fbce254c81a/FLAG8a1f1de20 [2019-11-27 09:49:40,742 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:40,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2019-11-27 09:49:40,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0006671a/3b4d5dd319654aa1a56b7fbce254c81a/FLAG8a1f1de20 [2019-11-27 09:49:40,857 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0006671a/3b4d5dd319654aa1a56b7fbce254c81a [2019-11-27 09:49:40,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:40,868 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:40,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:40,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:40,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:40,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:40" (1/1) ... [2019-11-27 09:49:40,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d39e63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:40, skipping insertion in model container [2019-11-27 09:49:40,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:40" (1/1) ... [2019-11-27 09:49:40,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:41,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:44,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:44,505 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:45,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:46,206 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:46,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:46 WrapperNode [2019-11-27 09:49:46,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:46,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:46,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:46,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:46,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:46" (1/1) ... [2019-11-27 09:49:46,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:46" (1/1) ... [2019-11-27 09:49:46,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:46,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:46,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:46,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:46,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:46" (1/1) ... [2019-11-27 09:49:46,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:46" (1/1) ... [2019-11-27 09:49:46,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:46" (1/1) ... [2019-11-27 09:49:46,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:46" (1/1) ... [2019-11-27 09:49:46,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:46" (1/1) ... [2019-11-27 09:49:46,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:46" (1/1) ... [2019-11-27 09:49:46,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:46" (1/1) ... [2019-11-27 09:49:47,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:47,029 INFO L168 Benchmark]: Toolchain (without parser) took 6154.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 749.5 MB in the end (delta: 206.4 MB). Peak memory consumption was 206.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:47,030 INFO L168 Benchmark]: CDTParser took 3.24 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:47,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5336.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 772.5 MB in the end (delta: 183.5 MB). Peak memory consumption was 183.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:47,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 477.57 ms. Allocated memory is still 1.0 GB. Free memory was 772.5 MB in the beginning and 761.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:47,039 INFO L168 Benchmark]: Boogie Preprocessor took 332.56 ms. Allocated memory is still 1.0 GB. Free memory was 761.0 MB in the beginning and 749.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:47,052 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.24 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 5336.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 772.5 MB in the end (delta: 183.5 MB). Peak memory consumption was 183.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 477.57 ms. Allocated memory is still 1.0 GB. Free memory was 772.5 MB in the beginning and 761.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 332.56 ms. Allocated memory is still 1.0 GB. Free memory was 761.0 MB in the beginning and 749.5 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...