./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem19_label47.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 595a54f0921375f7e8ebe088e66adc6fc7405356 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label47.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 595a54f0921375f7e8ebe088e66adc6fc7405356 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:52:29,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:29,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:29,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:29,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:29,627 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:29,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:29,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:29,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:29,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:29,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:29,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:29,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:29,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:29,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:29,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:29,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:29,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:29,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:29,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:29,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:29,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:29,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:29,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:29,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:29,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:29,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:29,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:29,755 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:29,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:29,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:29,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:29,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:29,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:29,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:29,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:29,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:29,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:29,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:29,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:29,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:29,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:52:29,824 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:29,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:29,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:29,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:29,832 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:29,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:29,834 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:29,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:52:29,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:29,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:29,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:29,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:29,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:29,839 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:29,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:29,842 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:29,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:29,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:29,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:29,843 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:29,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:29,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:29,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:29,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:29,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:29,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:52:29,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:52:29,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:29,848 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 -> 595a54f0921375f7e8ebe088e66adc6fc7405356 [2019-11-26 16:52:30,447 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:30,482 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:30,491 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:30,493 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:30,493 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:30,497 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label47.c [2019-11-26 16:52:30,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e968cb82/086b6d11083541e9a449b4185a167634/FLAG3dcec28a5 [2019-11-26 16:52:32,720 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:32,721 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label47.c [2019-11-26 16:52:32,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e968cb82/086b6d11083541e9a449b4185a167634/FLAG3dcec28a5 [2019-11-26 16:52:32,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e968cb82/086b6d11083541e9a449b4185a167634 [2019-11-26 16:52:32,973 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:32,975 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:32,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:32,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:32,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:32,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:32" (1/1) ... [2019-11-26 16:52:33,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:32, skipping insertion in model container [2019-11-26 16:52:33,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:32" (1/1) ... [2019-11-26 16:52:33,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:33,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:38,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:38,855 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:52:41,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:41,444 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:52:41,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:41 WrapperNode [2019-11-26 16:52:41,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:41,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:41,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:41,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:41,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:41" (1/1) ... [2019-11-26 16:52:41,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:41" (1/1) ... [2019-11-26 16:52:43,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:43,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:43,070 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:43,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:43,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:41" (1/1) ... [2019-11-26 16:52:43,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:41" (1/1) ... [2019-11-26 16:52:43,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:41" (1/1) ... [2019-11-26 16:52:43,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:41" (1/1) ... [2019-11-26 16:52:44,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:41" (1/1) ... [2019-11-26 16:52:44,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:41" (1/1) ... [2019-11-26 16:52:45,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:41" (1/1) ... [2019-11-26 16:52:45,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:45,581 INFO L168 Benchmark]: Toolchain (without parser) took 12599.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 777.6 MB in the end (delta: 161.1 MB). Peak memory consumption was 392.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:45,582 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-26 16:52:45,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8466.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 875.1 MB in the end (delta: 63.6 MB). Peak memory consumption was 278.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:45,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 1615.65 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 704.2 MB in the end (delta: 170.9 MB). Peak memory consumption was 170.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:45,598 INFO L168 Benchmark]: Boogie Preprocessor took 2503.09 ms. Allocated memory is still 1.0 GB. Free memory was 704.2 MB in the beginning and 777.6 MB in the end (delta: -73.4 MB). Peak memory consumption was 157.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:45,613 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 8466.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.7 MB in the beginning and 875.1 MB in the end (delta: 63.6 MB). Peak memory consumption was 278.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1615.65 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 704.2 MB in the end (delta: 170.9 MB). Peak memory consumption was 170.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2503.09 ms. Allocated memory is still 1.0 GB. Free memory was 704.2 MB in the beginning and 777.6 MB in the end (delta: -73.4 MB). Peak memory consumption was 157.9 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 0.1.24-025d5a2 [2019-11-26 16:52:49,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:52:49,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:52:49,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:52:49,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:52:49,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:52:49,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:52:49,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:52:49,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:52:49,635 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:52:49,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:52:49,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:52:49,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:52:49,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:52:49,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:52:49,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:52:49,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:52:49,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:52:49,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:52:49,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:52:49,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:52:49,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:52:49,700 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:52:49,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:52:49,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:52:49,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:52:49,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:52:49,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:52:49,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:52:49,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:52:49,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:52:49,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:52:49,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:52:49,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:52:49,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:52:49,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:52:49,734 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:52:49,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:52:49,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:52:49,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:52:49,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:52:49,742 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:52:49,781 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:52:49,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:52:49,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:52:49,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:52:49,787 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:52:49,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:52:49,791 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:52:49,791 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:52:49,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:52:49,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:52:49,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:52:49,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:52:49,794 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:52:49,796 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:52:49,796 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:52:49,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:52:49,797 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:52:49,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:52:49,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:52:49,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:52:49,801 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:52:49,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:52:49,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:52:49,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:52:49,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:52:49,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:52:49,803 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:52:49,803 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:52:49,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:52:49,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:52:49,809 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 -> 595a54f0921375f7e8ebe088e66adc6fc7405356 [2019-11-26 16:52:50,360 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:52:50,387 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:52:50,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:52:50,402 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:52:50,402 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:52:50,404 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label47.c [2019-11-26 16:52:50,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1fd066d8/9b6143f3f7bc44919dc77f5378e9be52/FLAG6033843e9 [2019-11-26 16:52:52,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:52:52,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label47.c [2019-11-26 16:52:52,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1fd066d8/9b6143f3f7bc44919dc77f5378e9be52/FLAG6033843e9 [2019-11-26 16:52:52,789 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1fd066d8/9b6143f3f7bc44919dc77f5378e9be52 [2019-11-26 16:52:52,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:52:52,803 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:52:52,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:52,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:52:52,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:52:52,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:52" (1/1) ... [2019-11-26 16:52:52,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:52:52, skipping insertion in model container [2019-11-26 16:52:52,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:52:52" (1/1) ... [2019-11-26 16:52:52,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:52:53,405 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:52:58,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:52:58,530 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:53:01,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:53:01,393 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:53:01,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:01 WrapperNode [2019-11-26 16:53:01,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:53:01,397 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:53:01,397 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:53:01,397 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:53:01,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:01" (1/1) ... [2019-11-26 16:53:01,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:01" (1/1) ... [2019-11-26 16:53:02,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:53:02,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:53:02,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:53:02,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:53:02,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:01" (1/1) ... [2019-11-26 16:53:02,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:01" (1/1) ... [2019-11-26 16:53:02,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:01" (1/1) ... [2019-11-26 16:53:02,259 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:01" (1/1) ... [2019-11-26 16:53:03,149 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:01" (1/1) ... [2019-11-26 16:53:03,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:01" (1/1) ... [2019-11-26 16:53:03,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:53:01" (1/1) ... [2019-11-26 16:53:03,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:53:03,458 INFO L168 Benchmark]: Toolchain (without parser) took 10646.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 869.6 MB in the end (delta: 61.9 MB). Peak memory consumption was 312.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:03,458 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-26 16:53:03,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8585.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 766.2 MB in the end (delta: 165.3 MB). Peak memory consumption was 252.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:03,464 INFO L168 Benchmark]: Boogie Procedure Inliner took 710.07 ms. Allocated memory is still 1.0 GB. Free memory was 766.2 MB in the beginning and 695.9 MB in the end (delta: 70.4 MB). Peak memory consumption was 70.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:03,467 INFO L168 Benchmark]: Boogie Preprocessor took 1340.12 ms. Allocated memory is still 1.0 GB. Free memory was 695.9 MB in the beginning and 869.6 MB in the end (delta: -173.7 MB). Peak memory consumption was 77.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:53:03,477 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 8585.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 766.2 MB in the end (delta: 165.3 MB). Peak memory consumption was 252.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 710.07 ms. Allocated memory is still 1.0 GB. Free memory was 766.2 MB in the beginning and 695.9 MB in the end (delta: 70.4 MB). Peak memory consumption was 70.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1340.12 ms. Allocated memory is still 1.0 GB. Free memory was 695.9 MB in the beginning and 869.6 MB in the end (delta: -173.7 MB). Peak memory consumption was 77.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...