./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/volatile_alias.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/volatile_alias.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 b4a4af23ae656ab916356d08324f42dc752fe903 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/volatile_alias.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 b4a4af23ae656ab916356d08324f42dc752fe903 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:49:17,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:17,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:17,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:17,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:17,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:17,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:17,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:17,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:17,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:17,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:17,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:17,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:17,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:17,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:17,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:17,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:17,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:17,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:17,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:17,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:17,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:17,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:17,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:17,587 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:17,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:17,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:17,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:17,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:17,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:17,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:17,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:17,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:17,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:17,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:17,609 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:17,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:17,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:17,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:17,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:17,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:17,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:17,662 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:17,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:17,665 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:17,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:17,668 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:17,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:17,669 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:17,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:17,669 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:17,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:17,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:17,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:17,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:17,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:17,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:17,676 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:17,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:17,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:17,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:17,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:17,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:17,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:17,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:17,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:17,680 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:17,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:17,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:17,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:17,683 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 -> b4a4af23ae656ab916356d08324f42dc752fe903 [2019-11-27 09:49:18,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:18,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:18,328 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:18,332 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:18,334 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:18,337 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/volatile_alias.i [2019-11-27 09:49:18,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c63a59698/bdbfe74d2b2046e6b9e63582587d1e4d/FLAGcaae2d16e [2019-11-27 09:49:19,522 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:19,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/volatile_alias.i [2019-11-27 09:49:19,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c63a59698/bdbfe74d2b2046e6b9e63582587d1e4d/FLAGcaae2d16e [2019-11-27 09:49:19,580 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c63a59698/bdbfe74d2b2046e6b9e63582587d1e4d [2019-11-27 09:49:19,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:19,591 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:19,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:19,597 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:19,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:19,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:19" (1/1) ... [2019-11-27 09:49:19,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3b2e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:19, skipping insertion in model container [2019-11-27 09:49:19,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:19" (1/1) ... [2019-11-27 09:49:19,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:19,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:20,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:20,093 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:20,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:20,165 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:20,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20 WrapperNode [2019-11-27 09:49:20,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:20,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:20,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:20,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:20,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:20,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:20,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:20,325 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:20,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,353 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:20" (1/1) ... [2019-11-27 09:49:20,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:20,384 INFO L168 Benchmark]: Toolchain (without parser) took 775.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:20,387 INFO L168 Benchmark]: CDTParser took 0.37 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 09:49:20,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.51 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:20,393 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:20,397 INFO L168 Benchmark]: Boogie Preprocessor took 39.73 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 09:49:20,411 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 571.51 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 149.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 39.73 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:24,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:24,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:24,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:24,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:24,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:24,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:24,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:24,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:24,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:24,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:24,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:24,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:24,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:24,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:24,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:24,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:24,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:24,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:24,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:24,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:24,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:24,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:24,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:24,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:24,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:24,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:24,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:24,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:24,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:24,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:24,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:24,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:24,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:24,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:24,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:24,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:24,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:24,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:24,347 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:24,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:24,352 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:24,390 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:24,392 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:24,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:24,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:24,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:24,400 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:24,400 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:24,401 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:24,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:24,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:24,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:24,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:24,405 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:24,405 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:24,406 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:24,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:24,406 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:24,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:24,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:24,408 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:24,408 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:24,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:24,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:24,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:24,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:24,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:24,412 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:24,412 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:24,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:24,414 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:24,415 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 -> b4a4af23ae656ab916356d08324f42dc752fe903 [2019-11-27 09:49:25,037 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:25,069 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:25,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:25,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:25,084 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:25,086 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/volatile_alias.i [2019-11-27 09:49:25,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/630766490/ae9dd8b11b234e52bec4698d71aa8fac/FLAG234d79c3c [2019-11-27 09:49:26,277 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:26,279 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/volatile_alias.i [2019-11-27 09:49:26,294 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/630766490/ae9dd8b11b234e52bec4698d71aa8fac/FLAG234d79c3c [2019-11-27 09:49:26,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/630766490/ae9dd8b11b234e52bec4698d71aa8fac [2019-11-27 09:49:26,337 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:26,347 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:26,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:26,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:26,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:26,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3b2e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:26, skipping insertion in model container [2019-11-27 09:49:26,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:26" (1/1) ... [2019-11-27 09:49:26,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:26,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:26,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:26,917 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:26,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:27,000 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:27,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27 WrapperNode [2019-11-27 09:49:27,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:27,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:27,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:27,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:27,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:27,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:27,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:27,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:27,167 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:27" (1/1) ... [2019-11-27 09:49:27,205 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:27,214 INFO L168 Benchmark]: Toolchain (without parser) took 865.51 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 09:49:27,216 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:27,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.64 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 09:49:27,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 09:49:27,222 INFO L168 Benchmark]: Boogie Preprocessor took 57.42 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 09:49:27,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 655.64 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 142.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 57.42 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...