./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label44.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/Problem02_label44.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 eb2ed652d9060283eed99b129e3cfec21e515617 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem02_label44.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 eb2ed652d9060283eed99b129e3cfec21e515617 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:21:30,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:30,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:30,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:30,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:30,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:30,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:30,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:30,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:30,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:30,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:30,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:30,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:30,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:30,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:30,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:30,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:30,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:30,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:30,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:30,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:30,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:30,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:30,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:30,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:30,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:30,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:30,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:30,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:30,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:30,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:30,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:30,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:30,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:30,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:30,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:30,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:30,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:30,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:30,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:30,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:30,689 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:30,732 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:30,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:30,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:30,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:30,739 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:30,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:30,742 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:30,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:30,742 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:30,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:30,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:30,747 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:30,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:30,748 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:30,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:30,749 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:30,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:30,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:30,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:30,752 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:30,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:30,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:30,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:30,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:30,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:30,757 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:30,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:30,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:30,758 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 -> eb2ed652d9060283eed99b129e3cfec21e515617 [2019-11-27 09:21:31,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:31,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:31,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:31,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:31,366 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:31,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-27 09:21:31,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f9c8e39f/57ffbc808c5a48cd90f1087df5e77b54/FLAG19530655a [2019-11-27 09:21:32,655 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:32,656 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-27 09:21:32,689 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f9c8e39f/57ffbc808c5a48cd90f1087df5e77b54/FLAG19530655a [2019-11-27 09:21:32,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f9c8e39f/57ffbc808c5a48cd90f1087df5e77b54 [2019-11-27 09:21:32,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:32,743 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:32,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:32,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:32,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:32,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:32" (1/1) ... [2019-11-27 09:21:32,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50533486 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:32, skipping insertion in model container [2019-11-27 09:21:32,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:32" (1/1) ... [2019-11-27 09:21:32,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:32,886 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:33,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:33,988 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:34,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:34,382 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:34,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:34 WrapperNode [2019-11-27 09:21:34,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:34,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:34,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:34,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:34,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:34" (1/1) ... [2019-11-27 09:21:34,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:34" (1/1) ... [2019-11-27 09:21:34,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:34,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:34,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:34,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:34,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:34" (1/1) ... [2019-11-27 09:21:34,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:34" (1/1) ... [2019-11-27 09:21:34,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:34" (1/1) ... [2019-11-27 09:21:34,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:34" (1/1) ... [2019-11-27 09:21:34,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:34" (1/1) ... [2019-11-27 09:21:34,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:34" (1/1) ... [2019-11-27 09:21:34,706 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:34" (1/1) ... [2019-11-27 09:21:34,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:34,746 INFO L168 Benchmark]: Toolchain (without parser) took 1994.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 960.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:34,749 INFO L168 Benchmark]: CDTParser took 3.56 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 09:21:34,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1640.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 971.5 MB in the end (delta: -8.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:34,758 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.58 ms. Allocated memory is still 1.0 GB. Free memory was 971.5 MB in the beginning and 965.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:34,760 INFO L168 Benchmark]: Boogie Preprocessor took 177.12 ms. Allocated memory is still 1.0 GB. Free memory was 965.8 MB in the beginning and 960.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:34,775 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 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 1640.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 971.5 MB in the end (delta: -8.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.58 ms. Allocated memory is still 1.0 GB. Free memory was 971.5 MB in the beginning and 965.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 177.12 ms. Allocated memory is still 1.0 GB. Free memory was 965.8 MB in the beginning and 960.1 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 09:21:38,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:38,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:38,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:38,693 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:38,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:38,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:38,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:38,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:38,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:38,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:38,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:38,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:38,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:38,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:38,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:38,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:38,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:38,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:38,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:38,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:38,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:38,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:38,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:38,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:38,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:38,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:38,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:38,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:38,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:38,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:38,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:38,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:38,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:38,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:38,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:38,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:38,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:38,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:38,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:38,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:38,850 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:38,895 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:38,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:38,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:38,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:38,902 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:38,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:38,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:38,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:38,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:38,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:38,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:38,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:38,908 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:38,911 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:38,912 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:38,912 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:38,912 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:38,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:38,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:38,913 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:38,913 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:38,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:38,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:38,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:38,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:38,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:38,917 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:38,917 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:38,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:38,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:38,920 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 -> eb2ed652d9060283eed99b129e3cfec21e515617 [2019-11-27 09:21:39,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:39,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:39,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:39,541 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:39,542 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:39,543 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-27 09:21:39,696 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e131e818/fd9b1570e7bc4a8ead4d0d25d9ef75e1/FLAGfc3882cdc [2019-11-27 09:21:40,986 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:40,987 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label44.c [2019-11-27 09:21:41,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e131e818/fd9b1570e7bc4a8ead4d0d25d9ef75e1/FLAGfc3882cdc [2019-11-27 09:21:41,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e131e818/fd9b1570e7bc4a8ead4d0d25d9ef75e1 [2019-11-27 09:21:41,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:41,075 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:41,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:41,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:41,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:41,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549c264 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41, skipping insertion in model container [2019-11-27 09:21:41,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:41,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:42,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:42,360 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:42,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:42,688 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:42,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:42 WrapperNode [2019-11-27 09:21:42,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:42,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:42,704 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:42,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:42,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:42" (1/1) ... [2019-11-27 09:21:42,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:42" (1/1) ... [2019-11-27 09:21:42,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:42,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:42,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:42,964 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:42,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:42" (1/1) ... [2019-11-27 09:21:42,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:42" (1/1) ... [2019-11-27 09:21:43,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:42" (1/1) ... [2019-11-27 09:21:43,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:42" (1/1) ... [2019-11-27 09:21:43,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:42" (1/1) ... [2019-11-27 09:21:43,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:42" (1/1) ... [2019-11-27 09:21:43,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:42" (1/1) ... [2019-11-27 09:21:43,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:43,190 INFO L168 Benchmark]: Toolchain (without parser) took 2109.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 956.6 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:43,198 INFO L168 Benchmark]: CDTParser took 3.54 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 09:21:43,200 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1621.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.0 MB in the end (delta: -4.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:43,201 INFO L168 Benchmark]: Boogie Procedure Inliner took 257.76 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:43,207 INFO L168 Benchmark]: Boogie Preprocessor took 216.71 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:43,227 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.54 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 1621.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.0 MB in the end (delta: -4.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 257.76 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.71 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 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...