./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.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_all.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 d3817421489e8c4b22e62c621a5d295134071c97 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_all.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 d3817421489e8c4b22e62c621a5d295134071c97 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:49:18,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:18,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:18,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:18,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:18,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:18,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:18,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:18,378 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:18,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:18,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:18,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:18,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:18,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:18,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:18,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:18,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:18,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:18,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:18,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:18,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:18,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:18,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:18,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:18,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:18,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:18,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:18,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:18,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:18,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:18,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:18,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:18,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:18,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:18,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:18,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:18,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:18,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:18,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:18,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:18,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:18,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:18,529 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:18,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:18,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:18,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:18,537 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:18,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:18,538 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:18,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:18,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:18,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:18,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:18,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:18,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:18,543 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:18,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:18,546 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:18,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:18,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:18,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:18,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:18,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:18,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:18,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:18,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:18,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:18,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:18,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:18,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:18,552 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 -> d3817421489e8c4b22e62c621a5d295134071c97 [2019-11-27 09:49:19,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:19,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:19,138 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:19,140 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:19,143 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:19,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2019-11-27 09:49:19,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e45010b14/a576783e532c4f9681a855facc64a9b1/FLAGe66c9393f [2019-11-27 09:49:20,779 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:20,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2019-11-27 09:49:20,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e45010b14/a576783e532c4f9681a855facc64a9b1/FLAGe66c9393f [2019-11-27 09:49:20,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e45010b14/a576783e532c4f9681a855facc64a9b1 [2019-11-27 09:49:20,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:20,895 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:20,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:20,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:20,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:20,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41b4d8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20, skipping insertion in model container [2019-11-27 09:49:20,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:21,104 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:24,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:24,410 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:24,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:26,086 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:26,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26 WrapperNode [2019-11-27 09:49:26,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:26,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:26,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:26,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:26,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,587 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:26,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:26,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:26,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:26,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:26,954 INFO L168 Benchmark]: Toolchain (without parser) took 6054.16 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 753.8 MB in the end (delta: 202.2 MB). Peak memory consumption was 202.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:26,955 INFO L168 Benchmark]: CDTParser took 0.35 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 09:49:26,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5190.70 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 782.5 MB in the end (delta: 173.5 MB). Peak memory consumption was 173.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:26,961 INFO L168 Benchmark]: Boogie Procedure Inliner took 496.26 ms. Allocated memory is still 1.0 GB. Free memory was 782.5 MB in the beginning and 765.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:26,965 INFO L168 Benchmark]: Boogie Preprocessor took 357.89 ms. Allocated memory is still 1.0 GB. Free memory was 765.3 MB in the beginning and 753.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:26,981 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5190.70 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 782.5 MB in the end (delta: 173.5 MB). Peak memory consumption was 173.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 496.26 ms. Allocated memory is still 1.0 GB. Free memory was 782.5 MB in the beginning and 765.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 357.89 ms. Allocated memory is still 1.0 GB. Free memory was 765.3 MB in the beginning and 753.8 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 09:49:31,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:31,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:31,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:31,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:31,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:31,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:31,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:31,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:31,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:31,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:31,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:31,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:31,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:31,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:31,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:31,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:31,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:31,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:31,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:31,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:31,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:31,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:31,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:31,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:31,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:31,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:31,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:31,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:31,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:31,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:31,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:31,204 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:31,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:31,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:31,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:31,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:31,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:31,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:31,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:31,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:31,225 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:31,267 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:31,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:31,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:31,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:31,274 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:31,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:31,277 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:31,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:31,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:31,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:31,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:31,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:31,281 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:31,282 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:31,282 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:31,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:31,283 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:31,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:31,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:31,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:31,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:31,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:31,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:31,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:31,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:31,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:31,290 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:31,290 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:31,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:31,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:31,292 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 -> d3817421489e8c4b22e62c621a5d295134071c97 [2019-11-27 09:49:31,855 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:31,885 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:31,893 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:31,897 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:31,900 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:31,902 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2019-11-27 09:49:32,063 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3ef06768/b161ce94237645a19fb2aae217f5c4b1/FLAGea10a0c05 [2019-11-27 09:49:33,523 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:33,526 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2019-11-27 09:49:33,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3ef06768/b161ce94237645a19fb2aae217f5c4b1/FLAGea10a0c05 [2019-11-27 09:49:33,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3ef06768/b161ce94237645a19fb2aae217f5c4b1 [2019-11-27 09:49:33,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:33,658 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:33,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:33,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:33,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:33,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:33" (1/1) ... [2019-11-27 09:49:33,682 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 09:49:33, skipping insertion in model container [2019-11-27 09:49:33,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:33" (1/1) ... [2019-11-27 09:49:33,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:33,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:37,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:37,291 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:37,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:39,065 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:39,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39 WrapperNode [2019-11-27 09:49:39,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:39,072 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:39,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:39,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:39,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:39,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:39,662 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:39,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:39,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:39,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:39" (1/1) ... [2019-11-27 09:49:40,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:40,046 INFO L168 Benchmark]: Toolchain (without parser) took 6383.07 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 736.6 MB in the end (delta: 219.4 MB). Peak memory consumption was 219.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:40,048 INFO L168 Benchmark]: CDTParser took 1.01 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 09:49:40,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5408.42 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 765.2 MB in the end (delta: 190.7 MB). Peak memory consumption was 190.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:40,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 585.09 ms. Allocated memory is still 1.0 GB. Free memory was 765.2 MB in the beginning and 748.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:40,058 INFO L168 Benchmark]: Boogie Preprocessor took 380.10 ms. Allocated memory is still 1.0 GB. Free memory was 748.1 MB in the beginning and 736.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:40,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01 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 5408.42 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 765.2 MB in the end (delta: 190.7 MB). Peak memory consumption was 190.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 585.09 ms. Allocated memory is still 1.0 GB. Free memory was 765.2 MB in the beginning and 748.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 380.10 ms. Allocated memory is still 1.0 GB. Free memory was 748.1 MB in the beginning and 736.6 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...