./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/structure_assignment.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/ldv-regression/structure_assignment.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 c2b2c558ebaf05bdc56eb3149a9975d865a1792e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-regression/structure_assignment.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 c2b2c558ebaf05bdc56eb3149a9975d865a1792e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:48:49,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:49,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:49,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:49,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:49,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:49,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:49,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:49,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:49,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:49,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:49,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:49,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:49,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:49,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:49,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:49,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:49,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:49,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:49,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:49,394 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:49,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:49,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:49,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:49,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:49,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:49,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:49,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:49,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:49,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:49,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:49,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:49,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:49,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:49,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:49,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:49,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:49,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:49,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:49,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:49,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:49,449 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:49,492 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:49,492 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:49,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:49,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:49,500 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:49,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:49,501 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:49,501 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:49,502 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:49,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:49,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:49,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:49,505 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:49,505 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:49,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:49,507 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:49,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:49,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:49,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:49,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:49,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:49,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:49,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:49,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:49,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:49,515 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:49,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:49,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:49,516 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 -> c2b2c558ebaf05bdc56eb3149a9975d865a1792e [2019-11-27 09:48:50,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:50,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:50,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:50,144 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:50,148 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:50,149 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/structure_assignment.i [2019-11-27 09:48:50,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb48445c6/f9299f5798e54419a72c77d160da7b66/FLAG9a266fab0 [2019-11-27 09:48:51,347 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:51,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/structure_assignment.i [2019-11-27 09:48:51,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb48445c6/f9299f5798e54419a72c77d160da7b66/FLAG9a266fab0 [2019-11-27 09:48:51,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb48445c6/f9299f5798e54419a72c77d160da7b66 [2019-11-27 09:48:51,409 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:51,412 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:51,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:51,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:51,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:51,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:51" (1/1) ... [2019-11-27 09:48:51,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c60f834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:51, skipping insertion in model container [2019-11-27 09:48:51,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:51" (1/1) ... [2019-11-27 09:48:51,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:51,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:51,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:51,893 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:51,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:51,950 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:51,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:51 WrapperNode [2019-11-27 09:48:51,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:51,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:51,966 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:51,966 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:51,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:51" (1/1) ... [2019-11-27 09:48:52,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:51" (1/1) ... [2019-11-27 09:48:52,126 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:52,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:52,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:52,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:52,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:51" (1/1) ... [2019-11-27 09:48:52,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:51" (1/1) ... [2019-11-27 09:48:52,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:51" (1/1) ... [2019-11-27 09:48:52,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:51" (1/1) ... [2019-11-27 09:48:52,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:51" (1/1) ... [2019-11-27 09:48:52,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:51" (1/1) ... [2019-11-27 09:48:52,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:51" (1/1) ... [2019-11-27 09:48:52,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:52,198 INFO L168 Benchmark]: Toolchain (without parser) took 779.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:52,200 INFO L168 Benchmark]: CDTParser took 0.37 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 09:48:52,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 540.79 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:52,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.15 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 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:52,221 INFO L168 Benchmark]: Boogie Preprocessor took 60.61 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:52,233 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 540.79 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.15 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 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 60.61 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:48:56,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:56,052 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:56,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:56,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:56,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:56,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:56,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:56,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:56,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:56,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:56,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:56,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:56,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:56,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:56,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:56,143 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:56,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:56,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:56,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:56,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:56,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:56,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:56,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:56,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:56,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:56,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:56,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:56,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:56,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:56,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:56,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:56,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:56,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:56,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:56,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:56,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:56,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:56,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:56,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:56,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:56,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:48:56,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:56,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:56,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:56,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:56,272 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:56,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:56,272 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:56,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:56,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:56,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:56,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:56,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:56,278 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:48:56,279 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:48:56,279 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:56,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:56,280 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:56,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:56,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:56,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:56,283 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:56,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:56,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:56,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:56,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:56,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:56,286 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:48:56,288 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:48:56,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:56,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:48:56,291 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 -> c2b2c558ebaf05bdc56eb3149a9975d865a1792e [2019-11-27 09:48:56,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:56,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:56,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:56,928 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:56,931 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:56,933 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/structure_assignment.i [2019-11-27 09:48:57,088 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/351189eda/a4ab502cf05348beac8aa47d3871edd6/FLAGface0d6f3 [2019-11-27 09:48:58,121 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:58,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/structure_assignment.i [2019-11-27 09:48:58,139 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/351189eda/a4ab502cf05348beac8aa47d3871edd6/FLAGface0d6f3 [2019-11-27 09:48:58,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/351189eda/a4ab502cf05348beac8aa47d3871edd6 [2019-11-27 09:48:58,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:48:58,189 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:48:58,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:58,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:48:58,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:48:58,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c60f834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58, skipping insertion in model container [2019-11-27 09:48:58,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:48:58,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:48:58,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:58,698 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:48:58,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:48:58,777 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:48:58,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58 WrapperNode [2019-11-27 09:48:58,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:48:58,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:58,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:48:58,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:48:58,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:48:58,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:48:58,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:48:58,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:48:58,959 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:58,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:59,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:48:58" (1/1) ... [2019-11-27 09:48:59,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:48:59,028 INFO L168 Benchmark]: Toolchain (without parser) took 822.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:48:59,030 INFO L168 Benchmark]: CDTParser took 2.77 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 09:48:59,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 585.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:59,040 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.56 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 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:59,042 INFO L168 Benchmark]: Boogie Preprocessor took 62.21 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:48:59,052 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.77 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 585.71 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 162.56 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 997.0 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 62.21 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...