./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label14.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/Problem18_label14.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 b6033a6befa3e901aac56de13a0fd3a4b592dfc4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label14.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 b6033a6befa3e901aac56de13a0fd3a4b592dfc4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:51:01,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:01,652 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:01,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:01,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:01,689 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:01,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:01,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:01,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:01,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:01,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:01,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:01,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:01,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:01,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:01,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:01,748 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:01,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:01,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:01,767 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:01,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:01,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:01,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:01,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:01,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:01,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:01,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:01,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:01,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:01,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:01,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:01,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:01,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:01,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:01,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:01,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:01,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:01,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:01,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:01,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:01,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:01,822 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:01,861 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:01,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:01,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:01,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:01,868 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:01,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:01,869 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:01,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:01,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:01,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:01,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:01,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:01,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:01,875 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:01,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:01,876 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:01,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:01,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:01,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:01,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:01,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:01,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:01,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:01,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:01,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:01,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:01,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:01,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:01,883 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 -> b6033a6befa3e901aac56de13a0fd3a4b592dfc4 [2019-11-26 16:51:02,424 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:02,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:02,458 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:02,462 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:02,466 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:02,467 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label14.c [2019-11-26 16:51:02,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4c5ea9f0/9c8d74ea7774451c88bfcb2dcadea703/FLAG3e6fe4ed0 [2019-11-26 16:51:04,155 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:04,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label14.c [2019-11-26 16:51:04,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4c5ea9f0/9c8d74ea7774451c88bfcb2dcadea703/FLAG3e6fe4ed0 [2019-11-26 16:51:04,264 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4c5ea9f0/9c8d74ea7774451c88bfcb2dcadea703 [2019-11-26 16:51:04,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:04,277 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:04,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:04,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:04,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:04,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:04,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:04, skipping insertion in model container [2019-11-26 16:51:04,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:04" (1/1) ... [2019-11-26 16:51:04,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:04,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:07,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:07,105 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:08,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:08,256 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:08,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08 WrapperNode [2019-11-26 16:51:08,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:08,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:08,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:08,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:08,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:08,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:08,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:08,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:08,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:08,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:09,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:09,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:09,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:08" (1/1) ... [2019-11-26 16:51:09,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:09,458 INFO L168 Benchmark]: Toolchain (without parser) took 5176.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.0 MB in the end (delta: 151.2 MB). Peak memory consumption was 151.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:09,461 INFO L168 Benchmark]: CDTParser took 0.34 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 16:51:09,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3977.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:09,466 INFO L168 Benchmark]: Boogie Procedure Inliner took 552.57 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:09,470 INFO L168 Benchmark]: Boogie Preprocessor took 638.89 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 799.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:09,482 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 3977.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 552.57 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 638.89 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 799.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 16:51:13,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:13,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:13,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:13,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:13,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:13,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:13,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:13,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:13,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:13,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:13,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:13,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:13,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:13,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:13,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:13,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:13,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:13,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:13,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:13,388 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:13,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:13,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:13,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:13,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:13,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:13,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:13,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:13,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:13,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:13,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:13,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:13,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:13,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:13,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:13,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:13,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:13,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:13,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:13,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:13,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:13,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:13,488 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:13,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:13,493 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:13,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:13,496 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:13,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:13,497 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:13,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:13,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:13,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:13,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:13,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:13,503 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:13,503 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:13,504 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:13,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:13,504 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:13,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:13,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:13,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:13,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:13,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:13,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:13,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:13,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:13,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:13,510 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:13,510 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:13,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:13,510 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:13,514 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 -> b6033a6befa3e901aac56de13a0fd3a4b592dfc4 [2019-11-26 16:51:14,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:14,091 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:14,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:14,102 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:14,106 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:14,108 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label14.c [2019-11-26 16:51:14,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7e48000b/426959a6087449abb317e5be22303067/FLAGf8aa71492 [2019-11-26 16:51:15,772 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:15,773 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label14.c [2019-11-26 16:51:15,844 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7e48000b/426959a6087449abb317e5be22303067/FLAGf8aa71492 [2019-11-26 16:51:15,923 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7e48000b/426959a6087449abb317e5be22303067 [2019-11-26 16:51:15,933 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:15,939 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:15,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:15,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:15,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:15,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:15,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:15, skipping insertion in model container [2019-11-26 16:51:15,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:15" (1/1) ... [2019-11-26 16:51:15,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:16,202 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:18,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:18,947 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:20,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:20,246 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:20,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20 WrapperNode [2019-11-26 16:51:20,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:20,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:20,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:20,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:20,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:20,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:20,663 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:20,663 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:20,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:21,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:21,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:21,048 INFO L168 Benchmark]: Toolchain (without parser) took 5106.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 814.6 MB in the end (delta: 141.4 MB). Peak memory consumption was 141.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:21,049 INFO L168 Benchmark]: CDTParser took 0.31 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 16:51:21,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4307.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 860.4 MB in the end (delta: 95.5 MB). Peak memory consumption was 95.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:21,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 412.06 ms. Allocated memory is still 1.0 GB. Free memory was 860.4 MB in the beginning and 831.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:21,059 INFO L168 Benchmark]: Boogie Preprocessor took 378.63 ms. Allocated memory is still 1.0 GB. Free memory was 831.8 MB in the beginning and 814.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:21,068 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 4307.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 860.4 MB in the end (delta: 95.5 MB). Peak memory consumption was 95.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 412.06 ms. Allocated memory is still 1.0 GB. Free memory was 860.4 MB in the beginning and 831.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 378.63 ms. Allocated memory is still 1.0 GB. Free memory was 831.8 MB in the beginning and 814.6 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...