./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label36.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/Problem02_label36.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 9fc45ae4ddf84075a39a55d475a45c859aa435e6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label36.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 9fc45ae4ddf84075a39a55d475a45c859aa435e6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:43:09,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:09,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:09,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:09,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:09,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:09,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:10,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:10,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:10,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:10,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:10,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:10,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:10,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:10,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:10,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:10,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:10,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:10,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:10,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:10,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:10,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:10,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:10,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:10,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:10,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:10,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:10,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:10,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:10,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:10,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:10,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:10,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:10,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:10,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:10,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:10,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:10,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:10,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:10,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:10,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:10,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:43:10,173 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:10,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:10,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:10,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:10,182 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:10,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:10,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:10,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:43:10,184 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:10,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:10,185 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:10,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:10,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:10,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:10,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:10,190 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:10,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:10,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:10,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:10,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:10,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:10,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:10,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:10,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:10,197 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:10,197 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:43:10,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:43:10,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:10,198 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 -> 9fc45ae4ddf84075a39a55d475a45c859aa435e6 [2019-11-27 15:43:10,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:10,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:10,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:10,866 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:10,868 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:10,869 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label36.c [2019-11-27 15:43:11,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12df4adb2/b411b7d5f3ac473693bc156b63a3ea9c/FLAGb6ba381dc [2019-11-27 15:43:12,317 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:12,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label36.c [2019-11-27 15:43:12,354 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12df4adb2/b411b7d5f3ac473693bc156b63a3ea9c/FLAGb6ba381dc [2019-11-27 15:43:12,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12df4adb2/b411b7d5f3ac473693bc156b63a3ea9c [2019-11-27 15:43:12,401 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:12,406 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:12,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:12,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:12,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:12,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:12, skipping insertion in model container [2019-11-27 15:43:12,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:12" (1/1) ... [2019-11-27 15:43:12,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:12,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:13,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:13,627 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:13,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:13,945 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:13,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:13 WrapperNode [2019-11-27 15:43:13,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:13,953 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:13,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:13,953 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:13,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:13" (1/1) ... [2019-11-27 15:43:14,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:13" (1/1) ... [2019-11-27 15:43:14,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:14,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:14,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:14,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:14,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:13" (1/1) ... [2019-11-27 15:43:14,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:13" (1/1) ... [2019-11-27 15:43:14,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:13" (1/1) ... [2019-11-27 15:43:14,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:13" (1/1) ... [2019-11-27 15:43:14,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:13" (1/1) ... [2019-11-27 15:43:14,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:13" (1/1) ... [2019-11-27 15:43:14,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:13" (1/1) ... [2019-11-27 15:43:14,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:14,365 INFO L168 Benchmark]: Toolchain (without parser) took 1951.69 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 967.4 MB in the end (delta: -5.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:14,366 INFO L168 Benchmark]: CDTParser took 1.37 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 15:43:14,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1541.09 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 978.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:14,371 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.49 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:14,375 INFO L168 Benchmark]: Boogie Preprocessor took 182.09 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:14,384 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 1541.09 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 978.9 MB in the end (delta: -17.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.49 ms. Allocated memory is still 1.0 GB. Free memory was 978.9 MB in the beginning and 973.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.09 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 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 0.1.24-509859d [2019-11-27 15:43:18,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:18,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:18,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:18,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:18,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:18,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:18,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:18,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:18,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:18,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:18,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:18,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:18,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:18,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:18,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:18,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:18,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:18,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:18,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:18,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:18,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:18,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:18,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:18,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:18,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:18,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:18,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:18,418 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:18,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:18,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:18,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:18,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:18,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:18,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:18,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:18,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:18,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:18,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:18,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:18,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:18,445 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:18,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:18,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:18,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:18,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:18,495 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:18,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:18,495 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:18,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:18,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:18,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:18,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:18,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:18,501 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:18,501 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:18,502 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:18,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:18,504 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:18,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:18,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:18,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:18,506 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:18,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:18,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:18,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:18,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:18,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:18,510 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:18,510 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:18,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:18,511 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:18,513 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 -> 9fc45ae4ddf84075a39a55d475a45c859aa435e6 [2019-11-27 15:43:19,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:19,137 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:19,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:19,150 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:19,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:19,155 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label36.c [2019-11-27 15:43:19,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e188a6793/5816d676322c4bb5a122ad0938609e01/FLAG2b060f490 [2019-11-27 15:43:20,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:20,638 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label36.c [2019-11-27 15:43:20,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e188a6793/5816d676322c4bb5a122ad0938609e01/FLAG2b060f490 [2019-11-27 15:43:20,707 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e188a6793/5816d676322c4bb5a122ad0938609e01 [2019-11-27 15:43:20,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:20,727 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:20,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:20,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:20,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:20,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:20" (1/1) ... [2019-11-27 15:43:20,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:20, skipping insertion in model container [2019-11-27 15:43:20,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:20" (1/1) ... [2019-11-27 15:43:20,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:20,877 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:21,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:21,902 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:22,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:22,230 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:22,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22 WrapperNode [2019-11-27 15:43:22,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:22,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:22,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:22,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:22,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,311 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:22,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:22,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:22,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:22,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,544 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:22" (1/1) ... [2019-11-27 15:43:22,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:22,588 INFO L168 Benchmark]: Toolchain (without parser) took 1863.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 960.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:22,594 INFO L168 Benchmark]: CDTParser took 0.56 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 15:43:22,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1504.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.2 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:22,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 199.61 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:22,599 INFO L168 Benchmark]: Boogie Preprocessor took 151.05 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:22,608 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 1504.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.2 MB in the end (delta: -6.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 199.61 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 151.05 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 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...