./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label17.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 68e3f6fa115b185161f333ded982157de0786357 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label17.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 68e3f6fa115b185161f333ded982157de0786357 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:44:03,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:03,960 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:03,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:03,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:04,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:04,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:04,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:04,028 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:04,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:04,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:04,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:04,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:04,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:04,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:04,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:04,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:04,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:04,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:04,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:04,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:04,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:04,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:04,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:04,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:04,096 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:04,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:04,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:04,101 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:04,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:04,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:04,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:04,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:04,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:04,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:04,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:04,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:04,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:04,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:04,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:04,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:04,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:44:04,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:04,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:04,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:04,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:04,189 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:04,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:04,189 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:04,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:44:04,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:04,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:04,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:04,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:04,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:04,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:04,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:04,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:04,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:04,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:04,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:04,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:04,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:04,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:04,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:04,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:04,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:04,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:44:04,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:44:04,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:04,208 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 -> 68e3f6fa115b185161f333ded982157de0786357 [2019-11-25 22:44:04,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:04,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:04,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:04,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:04,864 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:04,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label17.c [2019-11-25 22:44:05,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46123cfbc/34af69875e9840e48d4b4307f415ba31/FLAG096be9cca [2019-11-25 22:44:07,097 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:07,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label17.c [2019-11-25 22:44:07,241 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46123cfbc/34af69875e9840e48d4b4307f415ba31/FLAG096be9cca [2019-11-25 22:44:07,277 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46123cfbc/34af69875e9840e48d4b4307f415ba31 [2019-11-25 22:44:07,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:07,290 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:07,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:07,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:07,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:07,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:07" (1/1) ... [2019-11-25 22:44:07,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:07, skipping insertion in model container [2019-11-25 22:44:07,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:07" (1/1) ... [2019-11-25 22:44:07,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:07,827 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:12,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:12,433 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:15,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:15,146 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:15,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:15 WrapperNode [2019-11-25 22:44:15,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:15,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:15,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:15,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:15,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:15" (1/1) ... [2019-11-25 22:44:15,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:15" (1/1) ... [2019-11-25 22:44:16,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:16,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:16,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:16,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:16,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:15" (1/1) ... [2019-11-25 22:44:16,779 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:15" (1/1) ... [2019-11-25 22:44:17,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:15" (1/1) ... [2019-11-25 22:44:17,052 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:15" (1/1) ... [2019-11-25 22:44:18,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:15" (1/1) ... [2019-11-25 22:44:18,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:15" (1/1) ... [2019-11-25 22:44:18,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:15" (1/1) ... [2019-11-25 22:44:19,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:19,178 INFO L168 Benchmark]: Toolchain (without parser) took 11883.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 780.2 MB in the end (delta: 152.8 MB). Peak memory consumption was 384.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:19,181 INFO L168 Benchmark]: CDTParser took 0.69 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. [2019-11-25 22:44:19,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7855.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 869.9 MB in the end (delta: 63.1 MB). Peak memory consumption was 272.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:19,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 1600.12 ms. Allocated memory is still 1.0 GB. Free memory was 869.9 MB in the beginning and 700.7 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:19,190 INFO L168 Benchmark]: Boogie Preprocessor took 2417.73 ms. Allocated memory is still 1.0 GB. Free memory was 700.7 MB in the beginning and 780.2 MB in the end (delta: -79.5 MB). Peak memory consumption was 152.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:19,202 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 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 7855.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 869.9 MB in the end (delta: 63.1 MB). Peak memory consumption was 272.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1600.12 ms. Allocated memory is still 1.0 GB. Free memory was 869.9 MB in the beginning and 700.7 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2417.73 ms. Allocated memory is still 1.0 GB. Free memory was 700.7 MB in the beginning and 780.2 MB in the end (delta: -79.5 MB). Peak memory consumption was 152.1 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 0.1.24-65d6cd2 [2019-11-25 22:44:23,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:23,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:23,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:23,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:23,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:23,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:23,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:23,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:23,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:23,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:23,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:23,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:23,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:23,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:23,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:23,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:23,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:23,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:23,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:23,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:23,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:23,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:23,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:23,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:23,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:23,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:23,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:23,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:23,283 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:23,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:23,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:23,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:23,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:23,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:23,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:23,298 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:23,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:23,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:23,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:23,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:23,308 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:44:23,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:23,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:23,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:23,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:23,356 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:23,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:23,357 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:23,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:23,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:23,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:23,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:23,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:23,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:44:23,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:44:23,363 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:23,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:23,363 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:23,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:23,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:23,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:23,367 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:23,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:23,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:23,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:23,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:23,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:23,370 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:44:23,370 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:44:23,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:23,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:44:23,374 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 -> 68e3f6fa115b185161f333ded982157de0786357 [2019-11-25 22:44:23,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:24,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:24,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:24,032 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:24,033 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:24,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label17.c [2019-11-25 22:44:24,193 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03075e39d/10e14d7d942d4cdda00f125534bb8fe9/FLAG1e6e80678 [2019-11-25 22:44:26,313 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:26,314 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label17.c [2019-11-25 22:44:26,453 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03075e39d/10e14d7d942d4cdda00f125534bb8fe9/FLAG1e6e80678 [2019-11-25 22:44:26,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03075e39d/10e14d7d942d4cdda00f125534bb8fe9 [2019-11-25 22:44:26,502 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:26,506 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:26,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:26,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:26,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:26,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:26" (1/1) ... [2019-11-25 22:44:26,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:26, skipping insertion in model container [2019-11-25 22:44:26,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:26" (1/1) ... [2019-11-25 22:44:26,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:27,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:32,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:32,266 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:35,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:35,713 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:35,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:35 WrapperNode [2019-11-25 22:44:35,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:35,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:35,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:35,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:35,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:35" (1/1) ... [2019-11-25 22:44:35,939 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:35" (1/1) ... [2019-11-25 22:44:36,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:36,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:36,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:36,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:36,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:35" (1/1) ... [2019-11-25 22:44:36,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:35" (1/1) ... [2019-11-25 22:44:36,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:35" (1/1) ... [2019-11-25 22:44:36,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:35" (1/1) ... [2019-11-25 22:44:37,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:35" (1/1) ... [2019-11-25 22:44:37,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:35" (1/1) ... [2019-11-25 22:44:37,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:35" (1/1) ... [2019-11-25 22:44:37,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:37,811 INFO L168 Benchmark]: Toolchain (without parser) took 11298.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 863.7 MB in the end (delta: 67.9 MB). Peak memory consumption was 307.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:37,812 INFO L168 Benchmark]: CDTParser took 1.60 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. [2019-11-25 22:44:37,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9206.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 755.9 MB in the end (delta: 175.7 MB). Peak memory consumption was 251.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:37,818 INFO L168 Benchmark]: Boogie Procedure Inliner took 783.92 ms. Allocated memory is still 1.0 GB. Free memory was 755.9 MB in the beginning and 686.3 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:37,820 INFO L168 Benchmark]: Boogie Preprocessor took 1299.74 ms. Allocated memory is still 1.0 GB. Free memory was 686.3 MB in the beginning and 863.7 MB in the end (delta: -177.4 MB). Peak memory consumption was 62.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:37,830 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 9206.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 755.9 MB in the end (delta: 175.7 MB). Peak memory consumption was 251.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 783.92 ms. Allocated memory is still 1.0 GB. Free memory was 755.9 MB in the beginning and 686.3 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1299.74 ms. Allocated memory is still 1.0 GB. Free memory was 686.3 MB in the beginning and 863.7 MB in the end (delta: -177.4 MB). Peak memory consumption was 62.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...