./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label39.c --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/eca-rers2012/Problem18_label39.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 04e7be1270403d5188f5e268525dd569a62f7f7d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label39.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 04e7be1270403d5188f5e268525dd569a62f7f7d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:38:35,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:35,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:35,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:35,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:35,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:35,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:35,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:35,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:35,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:35,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:35,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:35,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:35,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:35,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:35,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:35,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:35,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:35,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:35,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:35,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:35,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:35,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:35,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:35,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:35,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:35,712 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:35,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:35,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:35,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:35,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:35,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:35,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:35,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:35,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:35,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:35,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:35,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:35,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:35,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:35,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:35,733 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:35,762 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:35,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:35,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:35,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:35,766 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:35,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:35,767 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:35,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:35,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:35,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:35,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:35,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:35,771 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:35,771 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:35,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:35,772 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:35,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:35,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:35,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:35,774 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:35,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:35,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:35,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:35,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:35,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:35,777 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:35,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:35,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:35,777 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 -> 04e7be1270403d5188f5e268525dd569a62f7f7d [2019-11-27 09:38:36,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:36,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:36,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:36,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:36,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:36,292 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label39.c [2019-11-27 09:38:36,402 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5777cc47/4fc946a89d074d41895d05e0ed25bc35/FLAG173482a71 [2019-11-27 09:38:37,496 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:37,501 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label39.c [2019-11-27 09:38:37,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5777cc47/4fc946a89d074d41895d05e0ed25bc35/FLAG173482a71 [2019-11-27 09:38:37,931 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5777cc47/4fc946a89d074d41895d05e0ed25bc35 [2019-11-27 09:38:37,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:37,935 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:37,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:37,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:37,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:37,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37, skipping insertion in model container [2019-11-27 09:38:37,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:38,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:39,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:39,695 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:40,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:40,379 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:40,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:40 WrapperNode [2019-11-27 09:38:40,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:40,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:40,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:40,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:40,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:40" (1/1) ... [2019-11-27 09:38:40,465 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:40" (1/1) ... [2019-11-27 09:38:40,785 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:40,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:40,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:40,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:40,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:40" (1/1) ... [2019-11-27 09:38:40,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:40" (1/1) ... [2019-11-27 09:38:40,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:40" (1/1) ... [2019-11-27 09:38:40,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:40" (1/1) ... [2019-11-27 09:38:41,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:40" (1/1) ... [2019-11-27 09:38:41,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:40" (1/1) ... [2019-11-27 09:38:41,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:40" (1/1) ... [2019-11-27 09:38:41,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:41,270 INFO L168 Benchmark]: Toolchain (without parser) took 3326.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 804.3 MB in the end (delta: 150.2 MB). Peak memory consumption was 150.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:41,271 INFO L168 Benchmark]: CDTParser took 3.32 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 09:38:41,272 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2442.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.6 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:41,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 405.28 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 833.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:41,277 INFO L168 Benchmark]: Boogie Preprocessor took 469.98 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 804.3 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:41,285 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.32 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 2442.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.6 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 405.28 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 833.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 469.98 ms. Allocated memory is still 1.0 GB. Free memory was 833.5 MB in the beginning and 804.3 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 09:38:44,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:44,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:44,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:44,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:44,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:44,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:44,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:44,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:44,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:44,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:44,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:44,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:44,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:44,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:44,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:44,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:44,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:44,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:44,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:44,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:44,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:44,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:44,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:44,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:44,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:44,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:44,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:44,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:44,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:44,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:44,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:44,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:44,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:44,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:44,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:44,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:44,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:44,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:44,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:44,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:44,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:44,220 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:44,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:44,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:44,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:44,227 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:44,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:44,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:44,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:44,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:44,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:44,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:44,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:44,230 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:44,230 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:44,230 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:44,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:44,232 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:44,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:44,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:44,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:44,233 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:44,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:44,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:44,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:44,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:44,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:44,236 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:44,236 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:44,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:44,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:44,238 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 -> 04e7be1270403d5188f5e268525dd569a62f7f7d [2019-11-27 09:38:44,730 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:44,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:44,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:44,752 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:44,754 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:44,758 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label39.c [2019-11-27 09:38:44,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58a181ab4/8bfb0eff1a0a4ef7816f9ea8ec9dd79f/FLAG896100e6c [2019-11-27 09:38:46,009 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:46,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label39.c [2019-11-27 09:38:46,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58a181ab4/8bfb0eff1a0a4ef7816f9ea8ec9dd79f/FLAG896100e6c [2019-11-27 09:38:46,405 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58a181ab4/8bfb0eff1a0a4ef7816f9ea8ec9dd79f [2019-11-27 09:38:46,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:46,411 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:46,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:46,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:46,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:46,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:46" (1/1) ... [2019-11-27 09:38:46,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:46, skipping insertion in model container [2019-11-27 09:38:46,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:46" (1/1) ... [2019-11-27 09:38:46,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:46,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:48,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:48,342 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:49,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:49,179 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:49,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49 WrapperNode [2019-11-27 09:38:49,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:49,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:49,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:49,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:49,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:49,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:49,479 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:49,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:49,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:49,759 INFO L168 Benchmark]: Toolchain (without parser) took 3342.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 799.2 MB in the end (delta: 155.4 MB). Peak memory consumption was 155.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:49,760 INFO L168 Benchmark]: CDTParser took 0.30 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 09:38:49,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2765.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 845.1 MB in the end (delta: 109.4 MB). Peak memory consumption was 109.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:49,763 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.65 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.3 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:49,767 INFO L168 Benchmark]: Boogie Preprocessor took 275.76 ms. Allocated memory is still 1.0 GB. Free memory was 816.3 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:49,775 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 2765.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 845.1 MB in the end (delta: 109.4 MB). Peak memory consumption was 109.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.65 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.3 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 275.76 ms. Allocated memory is still 1.0 GB. Free memory was 816.3 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...