./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label13.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/Problem14_label13.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 b9838cb72c31f70ae032f5fba1484fc8150054e1 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label13.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 b9838cb72c31f70ae032f5fba1484fc8150054e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:48:14,578 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:14,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:14,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:14,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:14,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:14,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:14,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:14,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:14,656 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:14,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:14,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:14,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:14,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:14,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:14,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:14,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:14,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:14,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:14,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:14,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:14,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:14,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:14,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:14,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:14,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:14,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:14,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:14,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:14,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:14,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:14,741 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:14,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:14,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:14,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:14,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:14,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:14,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:14,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:14,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:14,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:14,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:14,804 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:14,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:14,811 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:14,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:14,812 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:14,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:14,815 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:14,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:14,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:14,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:14,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:14,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:14,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:14,820 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:14,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:14,821 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:14,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:14,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:14,825 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:14,825 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:14,826 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:14,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:14,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:14,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:14,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:14,827 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:14,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:14,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:14,830 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 -> b9838cb72c31f70ae032f5fba1484fc8150054e1 [2019-11-26 16:48:15,476 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:15,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:15,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:15,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:15,519 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:15,520 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label13.c [2019-11-26 16:48:15,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8937b982e/b0b2fabe682148c38ac9578da6dc37db/FLAGcaa388948 [2019-11-26 16:48:17,072 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:17,074 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label13.c [2019-11-26 16:48:17,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8937b982e/b0b2fabe682148c38ac9578da6dc37db/FLAGcaa388948 [2019-11-26 16:48:17,159 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8937b982e/b0b2fabe682148c38ac9578da6dc37db [2019-11-26 16:48:17,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:17,173 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:17,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:17,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:17,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:17,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:17, skipping insertion in model container [2019-11-26 16:48:17,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:17" (1/1) ... [2019-11-26 16:48:17,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:17,351 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:18,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:18,478 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:18,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:18,846 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:18,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:18 WrapperNode [2019-11-26 16:48:18,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:18,854 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:18,854 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:18,855 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:18,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:18" (1/1) ... [2019-11-26 16:48:18,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:18" (1/1) ... [2019-11-26 16:48:19,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:19,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:19,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:19,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:19,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:18" (1/1) ... [2019-11-26 16:48:19,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:18" (1/1) ... [2019-11-26 16:48:19,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:18" (1/1) ... [2019-11-26 16:48:19,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:18" (1/1) ... [2019-11-26 16:48:19,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:18" (1/1) ... [2019-11-26 16:48:19,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:18" (1/1) ... [2019-11-26 16:48:19,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:18" (1/1) ... [2019-11-26 16:48:19,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:19,330 INFO L168 Benchmark]: Toolchain (without parser) took 2150.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:19,332 INFO L168 Benchmark]: CDTParser took 1.68 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 16:48:19,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1677.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.4 MB in the end (delta: -2.5 kB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:19,338 INFO L168 Benchmark]: Boogie Procedure Inliner took 251.00 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:19,340 INFO L168 Benchmark]: Boogie Preprocessor took 215.22 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:19,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 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 1677.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.4 MB in the end (delta: -2.5 kB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 251.00 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 215.22 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 950.2 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 0.1.24-025d5a2 [2019-11-26 16:48:23,278 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:23,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:23,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:23,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:23,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:23,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:23,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:23,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:23,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:23,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:23,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:23,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:23,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:23,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:23,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:23,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:23,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:23,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:23,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:23,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:23,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:23,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:23,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:23,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:23,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:23,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:23,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:23,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:23,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:23,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:23,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:23,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:23,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:23,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:23,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:23,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:23,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:23,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:23,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:23,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:23,462 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:23,500 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:23,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:23,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:23,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:23,509 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:23,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:23,511 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:23,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:23,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:23,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:23,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:23,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:23,516 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:23,517 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:23,517 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:23,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:23,518 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:23,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:23,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:23,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:23,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:23,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:23,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:23,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:23,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:23,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:23,523 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:23,526 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:23,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:23,527 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:23,528 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 -> b9838cb72c31f70ae032f5fba1484fc8150054e1 [2019-11-26 16:48:24,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:24,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:24,120 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:24,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:24,125 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:24,127 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label13.c [2019-11-26 16:48:24,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad18e94b/c9573895286145b591c3eaa5f46edfd9/FLAG4810d714f [2019-11-26 16:48:25,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:25,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label13.c [2019-11-26 16:48:25,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad18e94b/c9573895286145b591c3eaa5f46edfd9/FLAG4810d714f [2019-11-26 16:48:25,773 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ad18e94b/c9573895286145b591c3eaa5f46edfd9 [2019-11-26 16:48:25,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:25,790 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:25,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:25,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:25,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:25,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:25, skipping insertion in model container [2019-11-26 16:48:25,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:25" (1/1) ... [2019-11-26 16:48:25,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:25,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:27,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:27,278 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:27,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:27,700 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:27,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:27 WrapperNode [2019-11-26 16:48:27,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:27,706 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:27,706 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:27,706 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:27,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:27" (1/1) ... [2019-11-26 16:48:27,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:27" (1/1) ... [2019-11-26 16:48:27,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:27,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:27,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:27,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:27,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:27" (1/1) ... [2019-11-26 16:48:27,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:27" (1/1) ... [2019-11-26 16:48:27,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:27" (1/1) ... [2019-11-26 16:48:28,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:27" (1/1) ... [2019-11-26 16:48:28,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:27" (1/1) ... [2019-11-26 16:48:28,112 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:27" (1/1) ... [2019-11-26 16:48:28,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:27" (1/1) ... [2019-11-26 16:48:28,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:28,179 INFO L168 Benchmark]: Toolchain (without parser) took 2385.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 944.8 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:28,186 INFO L168 Benchmark]: CDTParser took 0.35 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 16:48:28,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1908.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:28,189 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.87 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:28,193 INFO L168 Benchmark]: Boogie Preprocessor took 218.18 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:28,202 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1908.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.87 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 218.18 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 944.8 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...