./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label41.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/eca-rers2012/Problem18_label41.c -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 ec02f45b218079825bc70b0c3a15ef46b3f21246 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/eca-rers2012/Problem18_label41.c -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 ec02f45b218079825bc70b0c3a15ef46b3f21246 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:26,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:26,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:26,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:26,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:26,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:26,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:26,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:26,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:26,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:26,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:26,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:26,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:26,587 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:26,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:26,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:26,597 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:26,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:26,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:26,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:26,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:26,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:26,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:26,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:26,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:26,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:26,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:26,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:26,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:26,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:26,657 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:26,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:26,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:26,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:26,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:26,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:26,670 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:26,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:26,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:26,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:26,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:26,680 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:26,724 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:26,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:26,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:26,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:26,734 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:26,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:26,735 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:26,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:26,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:26,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:26,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:26,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:26,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:26,740 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:26,741 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:26,742 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:26,742 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:26,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:26,744 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:26,744 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:26,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:26,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:26,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:26,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:26,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:26,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:26,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:26,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:26,749 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 -> ec02f45b218079825bc70b0c3a15ef46b3f21246 [2019-11-27 16:00:27,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:27,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:27,369 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:27,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:27,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:27,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-27 16:00:27,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7800ff1cf/6968d863ce6441e9b0f7661be21ac1d2/FLAGd62ebb55e [2019-11-27 16:00:29,044 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:29,049 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-27 16:00:29,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7800ff1cf/6968d863ce6441e9b0f7661be21ac1d2/FLAGd62ebb55e [2019-11-27 16:00:29,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7800ff1cf/6968d863ce6441e9b0f7661be21ac1d2 [2019-11-27 16:00:29,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:29,160 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:29,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:29,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:29,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:29,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:29" (1/1) ... [2019-11-27 16:00:29,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:29, skipping insertion in model container [2019-11-27 16:00:29,182 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:29" (1/1) ... [2019-11-27 16:00:29,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:29,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:31,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:31,723 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:32,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:32,737 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:32,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:32 WrapperNode [2019-11-27 16:00:32,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:32,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:32,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:32,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:32,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:32" (1/1) ... [2019-11-27 16:00:32,851 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:32" (1/1) ... [2019-11-27 16:00:33,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:33,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:33,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:33,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:33,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:32" (1/1) ... [2019-11-27 16:00:33,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:32" (1/1) ... [2019-11-27 16:00:33,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:32" (1/1) ... [2019-11-27 16:00:33,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:32" (1/1) ... [2019-11-27 16:00:33,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:32" (1/1) ... [2019-11-27 16:00:33,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:32" (1/1) ... [2019-11-27 16:00:33,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:32" (1/1) ... [2019-11-27 16:00:33,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:33,864 INFO L168 Benchmark]: Toolchain (without parser) took 4698.11 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 804.1 MB in the end (delta: 146.1 MB). Peak memory consumption was 146.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:33,865 INFO L168 Benchmark]: CDTParser took 0.33 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 16:00:33,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3576.99 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 873.4 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:33,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 552.89 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.0 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:33,873 INFO L168 Benchmark]: Boogie Preprocessor took 560.06 ms. Allocated memory is still 1.0 GB. Free memory was 827.0 MB in the beginning and 804.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:33,885 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 3576.99 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 873.4 MB in the end (delta: 76.9 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 552.89 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.0 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 560.06 ms. Allocated memory is still 1.0 GB. Free memory was 827.0 MB in the beginning and 804.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-509859d [2019-11-27 16:00:37,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:37,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:37,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:37,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:37,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:37,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:37,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:37,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:37,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:37,837 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:37,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:37,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:37,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:37,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:37,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:37,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:37,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:37,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:37,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:37,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:37,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:37,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:37,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:37,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:37,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:37,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:37,899 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:37,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:37,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:37,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:37,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:37,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:37,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:37,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:37,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:37,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:37,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:37,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:37,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:37,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:37,925 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:37,981 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:37,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:37,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:37,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:37,992 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:37,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:37,994 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:37,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:37,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:37,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:37,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:37,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:37,997 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:37,997 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:38,000 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:38,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:38,000 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:38,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:38,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:38,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:38,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:38,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:38,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:38,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:38,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:38,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:38,007 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:38,007 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:38,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:38,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:38,012 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 -> ec02f45b218079825bc70b0c3a15ef46b3f21246 [2019-11-27 16:00:38,600 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:38,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:38,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:38,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:38,643 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:38,644 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-27 16:00:38,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17555dfe9/7f8b4099b1644c3a88779f228828a379/FLAGa440478d9 [2019-11-27 16:00:40,295 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:40,298 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label41.c [2019-11-27 16:00:40,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17555dfe9/7f8b4099b1644c3a88779f228828a379/FLAGa440478d9 [2019-11-27 16:00:40,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17555dfe9/7f8b4099b1644c3a88779f228828a379 [2019-11-27 16:00:40,474 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:40,476 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:40,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:40,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:40,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:40,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:40,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:40, skipping insertion in model container [2019-11-27 16:00:40,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:40" (1/1) ... [2019-11-27 16:00:40,521 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:40,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:43,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:43,403 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:44,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:44,725 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:44,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:44 WrapperNode [2019-11-27 16:00:44,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:44,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:44,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:44,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:44,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:44,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:45,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:45,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:45,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:45,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:45,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:45,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:45,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:45,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:45,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:45,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:45,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:44" (1/1) ... [2019-11-27 16:00:45,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:45,578 INFO L168 Benchmark]: Toolchain (without parser) took 5098.00 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 803.7 MB in the end (delta: 146.5 MB). Peak memory consumption was 146.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:45,579 INFO L168 Benchmark]: CDTParser took 2.46 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 16:00:45,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4248.33 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 849.6 MB in the end (delta: 100.7 MB). Peak memory consumption was 100.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:45,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 418.88 ms. Allocated memory is still 1.0 GB. Free memory was 849.6 MB in the beginning and 826.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:45,589 INFO L168 Benchmark]: Boogie Preprocessor took 419.97 ms. Allocated memory is still 1.0 GB. Free memory was 826.7 MB in the beginning and 803.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:45,601 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.46 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 4248.33 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 849.6 MB in the end (delta: 100.7 MB). Peak memory consumption was 100.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 418.88 ms. Allocated memory is still 1.0 GB. Free memory was 849.6 MB in the beginning and 826.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 419.97 ms. Allocated memory is still 1.0 GB. Free memory was 826.7 MB in the beginning and 803.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...