./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem04_label12.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 a9f7246d3c8ee470685ce62f75e9e7d30ca060e5 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label12.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 a9f7246d3c8ee470685ce62f75e9e7d30ca060e5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:14,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:14,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:14,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:14,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:14,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:14,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:14,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:14,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:14,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:14,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:14,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:14,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:14,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:14,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:14,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:14,951 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:14,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:14,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:14,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:14,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:14,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:14,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:14,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:14,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:15,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:15,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:15,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:15,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:15,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:15,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:15,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:15,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:15,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:15,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:15,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:15,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:15,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:15,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:15,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:15,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:15,029 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:15,070 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:15,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:15,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:15,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:15,079 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:15,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:15,082 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:15,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:15,084 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:15,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:15,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:15,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:15,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:15,089 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:15,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:15,090 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:15,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:15,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:15,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:15,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:15,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:15,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:15,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:15,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:15,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:15,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:15,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:15,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:15,099 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 -> a9f7246d3c8ee470685ce62f75e9e7d30ca060e5 [2019-11-27 15:44:15,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:15,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:15,733 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:15,737 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:15,737 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:15,741 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label12.c [2019-11-27 15:44:15,903 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42487a21/0f9697c2d4ba43469ca197dc8c5fbd6e/FLAG8f35910d7 [2019-11-27 15:44:17,712 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:17,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label12.c [2019-11-27 15:44:17,806 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42487a21/0f9697c2d4ba43469ca197dc8c5fbd6e/FLAG8f35910d7 [2019-11-27 15:44:17,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42487a21/0f9697c2d4ba43469ca197dc8c5fbd6e [2019-11-27 15:44:17,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:17,855 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:17,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:17,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:17,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:17,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:17, skipping insertion in model container [2019-11-27 15:44:17,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:17" (1/1) ... [2019-11-27 15:44:17,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:18,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:21,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:21,263 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:22,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:22,997 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:23,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23 WrapperNode [2019-11-27 15:44:23,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:23,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:23,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:23,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:23,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:23,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:23,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:23,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:23,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:23,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:23,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:23,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:23,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:23,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:23,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:23,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:24,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:23" (1/1) ... [2019-11-27 15:44:24,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:24,162 INFO L168 Benchmark]: Toolchain (without parser) took 6300.57 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 744.1 MB in the end (delta: 206.1 MB). Peak memory consumption was 206.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:24,165 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:44:24,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5144.14 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 814.7 MB in the end (delta: 135.6 MB). Peak memory consumption was 135.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:24,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 582.17 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:24,175 INFO L168 Benchmark]: Boogie Preprocessor took 565.19 ms. Allocated memory is still 1.0 GB. Free memory was 774.3 MB in the beginning and 744.1 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:24,186 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 5144.14 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 814.7 MB in the end (delta: 135.6 MB). Peak memory consumption was 135.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 582.17 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 565.19 ms. Allocated memory is still 1.0 GB. Free memory was 774.3 MB in the beginning and 744.1 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:44:28,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:28,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:28,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:28,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:28,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:28,485 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:28,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:28,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:28,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:28,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:28,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:28,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:28,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:28,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:28,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:28,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:28,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:28,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:28,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:28,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:28,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:28,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:28,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:28,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:28,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:28,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:28,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:28,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:28,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:28,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:28,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:28,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:28,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:28,609 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:28,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:28,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:28,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:28,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:28,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:28,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:28,621 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:28,658 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:28,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:28,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:28,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:28,667 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:28,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:28,668 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:28,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:28,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:28,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:28,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:28,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:28,673 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:28,673 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:28,674 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:28,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:28,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:28,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:28,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:28,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:28,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:28,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:28,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:28,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:28,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:28,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:28,679 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:28,679 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:28,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:28,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:28,682 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 -> a9f7246d3c8ee470685ce62f75e9e7d30ca060e5 [2019-11-27 15:44:29,204 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:29,238 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:29,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:29,253 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:29,254 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:29,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label12.c [2019-11-27 15:44:29,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/352ac4b23/2804da8f58a0428080496b64a60302f4/FLAG575a88803 [2019-11-27 15:44:31,193 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:31,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label12.c [2019-11-27 15:44:31,283 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/352ac4b23/2804da8f58a0428080496b64a60302f4/FLAG575a88803 [2019-11-27 15:44:31,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/352ac4b23/2804da8f58a0428080496b64a60302f4 [2019-11-27 15:44:31,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:31,336 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:31,342 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:31,342 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:31,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:31,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:31" (1/1) ... [2019-11-27 15:44:31,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13ceac6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:31, skipping insertion in model container [2019-11-27 15:44:31,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:31" (1/1) ... [2019-11-27 15:44:31,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:31,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:34,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:34,883 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:36,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:36,601 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:36,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:36 WrapperNode [2019-11-27 15:44:36,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:36,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:36,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:36,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:36,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:36" (1/1) ... [2019-11-27 15:44:36,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:36" (1/1) ... [2019-11-27 15:44:37,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:37,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:37,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:37,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:37,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:36" (1/1) ... [2019-11-27 15:44:37,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:36" (1/1) ... [2019-11-27 15:44:37,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:36" (1/1) ... [2019-11-27 15:44:37,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:36" (1/1) ... [2019-11-27 15:44:37,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:36" (1/1) ... [2019-11-27 15:44:37,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:36" (1/1) ... [2019-11-27 15:44:37,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:36" (1/1) ... [2019-11-27 15:44:37,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:37,688 INFO L168 Benchmark]: Toolchain (without parser) took 6346.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 732.9 MB in the end (delta: 211.6 MB). Peak memory consumption was 211.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:37,689 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:44:37,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5262.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:37,695 INFO L168 Benchmark]: Boogie Procedure Inliner took 541.85 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 762.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:37,699 INFO L168 Benchmark]: Boogie Preprocessor took 531.58 ms. Allocated memory is still 1.0 GB. Free memory was 762.9 MB in the beginning and 732.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:37,710 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 5262.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 797.6 MB in the end (delta: 146.9 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 541.85 ms. Allocated memory is still 1.0 GB. Free memory was 797.6 MB in the beginning and 762.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 531.58 ms. Allocated memory is still 1.0 GB. Free memory was 762.9 MB in the beginning and 732.9 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...