./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 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_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-da95e15 [2019-11-27 09:49:21,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:21,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:21,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:21,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:21,394 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:21,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:21,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:21,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:21,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:21,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:21,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:21,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:21,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:21,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:21,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:21,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:21,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:21,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:21,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:21,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:21,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:21,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:21,502 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:21,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:21,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:21,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:21,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:21,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:21,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:21,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:21,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:21,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:21,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:21,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:21,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:21,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:21,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:21,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:21,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:21,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:21,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:21,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:21,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:21,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:21,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:21,585 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:21,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:21,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:21,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:21,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:21,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:21,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:21,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:21,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:21,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:21,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:21,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:21,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:21,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:21,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:21,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:21,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:21,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:21,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:21,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:21,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:21,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:21,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:21,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:21,601 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 [2019-11-27 09:49:22,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:22,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:22,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:22,224 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:22,226 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:22,227 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-27 09:49:22,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d5fbc356/3e3195d7fbec4af38e99db961c9e1e29/FLAG99cb9bf42 [2019-11-27 09:49:23,869 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:23,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-27 09:49:23,942 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d5fbc356/3e3195d7fbec4af38e99db961c9e1e29/FLAG99cb9bf42 [2019-11-27 09:49:24,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d5fbc356/3e3195d7fbec4af38e99db961c9e1e29 [2019-11-27 09:49:24,046 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:24,048 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:24,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:24,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:24,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:24,062 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:24" (1/1) ... [2019-11-27 09:49:24,080 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 27.11 09:49:24, skipping insertion in model container [2019-11-27 09:49:24,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:24" (1/1) ... [2019-11-27 09:49:24,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:24,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:27,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:27,533 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:28,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:29,113 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:29,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:29 WrapperNode [2019-11-27 09:49:29,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:29,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:29,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:29,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:29,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:29" (1/1) ... [2019-11-27 09:49:29,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:29" (1/1) ... [2019-11-27 09:49:29,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:29,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:29,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:29,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:29,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:29" (1/1) ... [2019-11-27 09:49:29,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:29" (1/1) ... [2019-11-27 09:49:29,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:29" (1/1) ... [2019-11-27 09:49:29,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:29" (1/1) ... [2019-11-27 09:49:29,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:29" (1/1) ... [2019-11-27 09:49:29,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:29" (1/1) ... [2019-11-27 09:49:29,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:29" (1/1) ... [2019-11-27 09:49:29,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:29,998 INFO L168 Benchmark]: Toolchain (without parser) took 5944.47 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 760.7 MB in the end (delta: 195.2 MB). Peak memory consumption was 195.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:29,999 INFO L168 Benchmark]: CDTParser took 1.49 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 09:49:30,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5059.74 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 783.7 MB in the end (delta: 172.3 MB). Peak memory consumption was 172.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:30,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 529.78 ms. Allocated memory is still 1.0 GB. Free memory was 783.7 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. [2019-11-27 09:49:30,010 INFO L168 Benchmark]: Boogie Preprocessor took 342.12 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. [2019-11-27 09:49:30,027 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 5059.74 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 783.7 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 529.78 ms. Allocated memory is still 1.0 GB. Free memory was 783.7 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 342.12 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-da95e15 [2019-11-27 09:49:33,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:33,996 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:34,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:34,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:34,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:34,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:34,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:34,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:34,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:34,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:34,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:34,085 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:34,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:34,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:34,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:34,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:34,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:34,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:34,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:34,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:34,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:34,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:34,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:34,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:34,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:34,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:34,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:34,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:34,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:34,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:34,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:34,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:34,163 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:34,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:34,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:34,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:34,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:34,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:34,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:34,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:34,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:34,222 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:34,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:34,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:34,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:34,230 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:34,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:34,231 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:34,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:34,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:34,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:34,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:34,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:34,235 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:34,238 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:34,239 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:34,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:34,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:34,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:34,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:34,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:34,241 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:34,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:34,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:34,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:34,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:34,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:34,244 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:34,247 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:34,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:34,248 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:34,249 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 [2019-11-27 09:49:34,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:34,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:34,928 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:34,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:34,937 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:34,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-27 09:49:35,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f610ac26a/3e1dff02f0d744bb8520bed3e8767216/FLAG240ee4a91 [2019-11-27 09:49:36,537 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:36,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2019-11-27 09:49:36,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f610ac26a/3e1dff02f0d744bb8520bed3e8767216/FLAG240ee4a91 [2019-11-27 09:49:36,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f610ac26a/3e1dff02f0d744bb8520bed3e8767216 [2019-11-27 09:49:36,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:36,661 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:36,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:36,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:36,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:36,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:36" (1/1) ... [2019-11-27 09:49:36,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31297b4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:36, skipping insertion in model container [2019-11-27 09:49:36,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:36" (1/1) ... [2019-11-27 09:49:36,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:36,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:39,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:40,006 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:40,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:41,810 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:41,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41 WrapperNode [2019-11-27 09:49:41,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:41,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:41,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:41,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:41,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:42,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:42,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:42,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:42,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:42,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:42,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:42,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:42,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:42,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:42,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:42,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:42,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:41" (1/1) ... [2019-11-27 09:49:42,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:42,692 INFO L168 Benchmark]: Toolchain (without parser) took 6026.65 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 743.6 MB in the end (delta: 218.1 MB). Peak memory consumption was 218.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:42,693 INFO L168 Benchmark]: CDTParser took 0.39 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 09:49:42,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5148.43 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 195.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:42,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 526.36 ms. Allocated memory is still 1.0 GB. Free memory was 766.5 MB in the beginning and 755.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:42,702 INFO L168 Benchmark]: Boogie Preprocessor took 342.67 ms. Allocated memory is still 1.0 GB. Free memory was 755.1 MB in the beginning and 743.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:42,715 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 5148.43 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 195.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 526.36 ms. Allocated memory is still 1.0 GB. Free memory was 766.5 MB in the beginning and 755.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 342.67 ms. Allocated memory is still 1.0 GB. Free memory was 755.1 MB in the beginning and 743.6 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...