./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_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 e2575629a0892fb5449add5936286efb588d4cc5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_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 e2575629a0892fb5449add5936286efb588d4cc5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:20,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:20,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:20,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:20,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:20,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:20,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:20,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:20,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:20,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:20,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:20,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:20,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:20,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:20,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:20,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:20,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:20,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:20,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:20,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:20,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:20,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:20,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:20,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:20,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:20,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:20,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:20,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:20,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:20,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:20,169 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:20,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:20,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:20,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:20,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:20,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:20,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:20,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:20,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:20,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:20,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:20,185 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:54:20,212 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:20,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:20,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:20,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:20,219 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:20,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:20,219 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:20,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:54:20,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:20,221 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:20,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:20,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:20,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:20,223 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:20,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:20,226 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:20,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:20,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:20,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:20,227 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:20,227 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:20,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:20,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:20,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:20,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:20,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:54:20,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:54:20,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:20,231 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 -> e2575629a0892fb5449add5936286efb588d4cc5 [2019-11-25 22:54:20,638 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:20,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:20,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:20,664 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:20,664 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:20,665 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-25 22:54:20,773 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52248f45/3cdf7eb8e6c947a6a7649cccb8b0ab07/FLAG9cca38910 [2019-11-25 22:54:21,832 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:21,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-25 22:54:21,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52248f45/3cdf7eb8e6c947a6a7649cccb8b0ab07/FLAG9cca38910 [2019-11-25 22:54:22,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a52248f45/3cdf7eb8e6c947a6a7649cccb8b0ab07 [2019-11-25 22:54:22,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:22,319 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:22,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:22,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:22,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:22,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:22" (1/1) ... [2019-11-25 22:54:22,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cefffcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:22, skipping insertion in model container [2019-11-25 22:54:22,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:22" (1/1) ... [2019-11-25 22:54:22,355 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:22,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:24,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:24,511 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:24,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:25,616 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:25,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25 WrapperNode [2019-11-25 22:54:25,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:25,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:25,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:25,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:25,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:25,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:25,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:25,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:25,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:25,986 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:26,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:26,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:26,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:26,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:26,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:25" (1/1) ... [2019-11-25 22:54:26,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:26,249 INFO L168 Benchmark]: Toolchain (without parser) took 3925.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 755.1 MB in the end (delta: 200.8 MB). Peak memory consumption was 200.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:26,249 INFO L168 Benchmark]: CDTParser took 3.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:54:26,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3290.18 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 778.1 MB in the end (delta: 177.9 MB). Peak memory consumption was 178.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:26,255 INFO L168 Benchmark]: Boogie Procedure Inliner took 351.23 ms. Allocated memory is still 1.0 GB. Free memory was 778.1 MB in the beginning and 766.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:26,260 INFO L168 Benchmark]: Boogie Preprocessor took 272.78 ms. Allocated memory is still 1.0 GB. Free memory was 766.6 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. [2019-11-25 22:54:26,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.48 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 3290.18 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 778.1 MB in the end (delta: 177.9 MB). Peak memory consumption was 178.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 351.23 ms. Allocated memory is still 1.0 GB. Free memory was 778.1 MB in the beginning and 766.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 272.78 ms. Allocated memory is still 1.0 GB. Free memory was 766.6 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:54:29,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:54:29,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:54:29,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:54:29,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:54:29,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:54:29,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:54:29,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:54:29,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:54:29,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:54:29,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:54:29,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:54:29,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:54:29,125 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:54:29,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:54:29,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:54:29,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:54:29,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:54:29,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:54:29,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:54:29,149 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:54:29,150 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:54:29,155 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:54:29,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:54:29,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:54:29,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:54:29,167 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:54:29,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:54:29,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:54:29,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:54:29,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:54:29,173 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:54:29,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:54:29,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:54:29,179 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:54:29,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:54:29,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:54:29,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:54:29,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:54:29,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:54:29,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:54:29,189 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:54:29,218 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:54:29,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:54:29,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:54:29,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:54:29,225 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:54:29,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:54:29,226 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:54:29,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:54:29,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:54:29,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:54:29,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:54:29,227 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:54:29,227 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:54:29,228 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:54:29,228 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:54:29,228 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:54:29,229 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:54:29,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:54:29,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:54:29,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:54:29,230 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:54:29,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:54:29,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:54:29,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:54:29,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:54:29,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:54:29,233 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:54:29,233 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:54:29,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:54:29,233 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:54:29,234 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 -> e2575629a0892fb5449add5936286efb588d4cc5 [2019-11-25 22:54:29,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:54:29,668 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:54:29,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:54:29,677 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:54:29,679 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:54:29,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-25 22:54:29,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/818d80f89/e0eeab3f791e44db896f448dd4f06159/FLAGad086e310 [2019-11-25 22:54:30,866 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:54:30,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2019-11-25 22:54:30,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/818d80f89/e0eeab3f791e44db896f448dd4f06159/FLAGad086e310 [2019-11-25 22:54:31,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/818d80f89/e0eeab3f791e44db896f448dd4f06159 [2019-11-25 22:54:31,376 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:54:31,378 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:54:31,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:31,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:54:31,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:54:31,393 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:31" (1/1) ... [2019-11-25 22:54:31,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db3c047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:31, skipping insertion in model container [2019-11-25 22:54:31,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:54:31" (1/1) ... [2019-11-25 22:54:31,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:54:31,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:54:33,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:33,634 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:54:33,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:54:34,782 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:54:34,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:34 WrapperNode [2019-11-25 22:54:34,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:54:34,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:34,787 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:54:34,787 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:54:34,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:34" (1/1) ... [2019-11-25 22:54:34,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:34" (1/1) ... [2019-11-25 22:54:35,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:54:35,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:54:35,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:54:35,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:54:35,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:34" (1/1) ... [2019-11-25 22:54:35,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:34" (1/1) ... [2019-11-25 22:54:35,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:34" (1/1) ... [2019-11-25 22:54:35,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:34" (1/1) ... [2019-11-25 22:54:35,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:34" (1/1) ... [2019-11-25 22:54:35,333 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:34" (1/1) ... [2019-11-25 22:54:35,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:54:34" (1/1) ... [2019-11-25 22:54:35,392 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:54:35,398 INFO L168 Benchmark]: Toolchain (without parser) took 4016.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 747.8 MB in the end (delta: 206.7 MB). Peak memory consumption was 206.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:35,399 INFO L168 Benchmark]: CDTParser took 1.24 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. [2019-11-25 22:54:35,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3402.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 770.7 MB in the end (delta: 183.8 MB). Peak memory consumption was 183.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:35,403 INFO L168 Benchmark]: Boogie Procedure Inliner took 372.49 ms. Allocated memory is still 1.0 GB. Free memory was 770.7 MB in the beginning and 759.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:35,406 INFO L168 Benchmark]: Boogie Preprocessor took 233.06 ms. Allocated memory is still 1.0 GB. Free memory was 759.2 MB in the beginning and 747.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:54:35,415 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 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 3402.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 770.7 MB in the end (delta: 183.8 MB). Peak memory consumption was 183.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 372.49 ms. Allocated memory is still 1.0 GB. Free memory was 770.7 MB in the beginning and 759.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 233.06 ms. Allocated memory is still 1.0 GB. Free memory was 759.2 MB in the beginning and 747.8 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...