./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem17_label37.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 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_label37.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 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:33,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:33,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:33,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:33,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:33,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:33,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:33,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:33,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:33,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:33,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:33,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:33,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:33,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:33,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:33,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:33,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:33,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:33,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:33,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:33,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:33,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:33,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:33,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:33,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:33,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:33,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:33,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:33,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:33,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:33,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:33,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:33,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:33,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:33,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:33,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:33,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:33,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:33,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:33,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:33,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:33,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:33,425 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:33,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:33,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:33,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:33,442 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:33,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:33,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:33,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:33,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:33,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:33,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:33,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:33,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:33,448 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:33,448 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:33,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:33,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:33,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:33,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:33,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:33,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:33,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:33,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:33,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:33,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:33,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:33,456 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:33,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:33,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:33,459 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 -> 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 [2019-11-24 20:56:34,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:34,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:34,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:34,070 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:34,073 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:34,075 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-24 20:56:34,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7671db044/21e86b4f53634310a402173faf30a08a/FLAG08136990f [2019-11-24 20:56:35,787 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:35,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-24 20:56:35,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7671db044/21e86b4f53634310a402173faf30a08a/FLAG08136990f [2019-11-24 20:56:35,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7671db044/21e86b4f53634310a402173faf30a08a [2019-11-24 20:56:35,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:35,894 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:35,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:35,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:35,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:35,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35, skipping insertion in model container [2019-11-24 20:56:35,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:36,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:38,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:38,402 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:39,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:39,335 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:39,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39 WrapperNode [2019-11-24 20:56:39,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:39,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:39,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:39,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:39,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:39,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:40,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:40,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:40,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:40,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:40,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:40,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:40,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:40,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:40,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:40,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:40,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:39" (1/1) ... [2019-11-24 20:56:41,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:41,095 INFO L168 Benchmark]: Toolchain (without parser) took 5193.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 781.3 MB in the end (delta: 174.6 MB). Peak memory consumption was 174.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:41,097 INFO L168 Benchmark]: CDTParser took 2.06 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. [2019-11-24 20:56:41,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3437.81 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 873.8 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:41,104 INFO L168 Benchmark]: Boogie Procedure Inliner took 726.37 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:41,110 INFO L168 Benchmark]: Boogie Preprocessor took 1018.30 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.3 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:41,121 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.06 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 3437.81 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 873.8 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 726.37 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1018.30 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.3 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 0.1.24-32f2683 [2019-11-24 20:56:45,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:45,125 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:45,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:45,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:45,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:45,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:45,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:45,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:45,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:45,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:45,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:45,206 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:45,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:45,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:45,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:45,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:45,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:45,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:45,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:45,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:45,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:45,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:45,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:45,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:45,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:45,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:45,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:45,276 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:45,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:45,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:45,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:45,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:45,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:45,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:45,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:45,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:45,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:45,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:45,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:45,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:45,304 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:45,347 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:45,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:45,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:45,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:45,357 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:45,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:45,358 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:45,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:45,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:45,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:45,362 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:45,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:45,363 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:45,364 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:45,364 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:45,364 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:45,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:45,365 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:45,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:45,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:45,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:45,369 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:45,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:45,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:45,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:45,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:45,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:45,373 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:45,373 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:45,373 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:45,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:45,375 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 -> 820d7072aeb9a458e8e1b3b914b6ebd2f9d5c9b9 [2019-11-24 20:56:46,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:46,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:46,071 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:46,073 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:46,077 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:46,078 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-24 20:56:46,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39b5a55c4/70d1ac4cd6e341028a0709a05ca78bf8/FLAG9dbcf1c0e [2019-11-24 20:56:47,782 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:47,784 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label37.c [2019-11-24 20:56:47,847 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39b5a55c4/70d1ac4cd6e341028a0709a05ca78bf8/FLAG9dbcf1c0e [2019-11-24 20:56:47,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39b5a55c4/70d1ac4cd6e341028a0709a05ca78bf8 [2019-11-24 20:56:47,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:47,903 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:47,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:47,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:47,919 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:47,920 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:47, skipping insertion in model container [2019-11-24 20:56:47,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:47" (1/1) ... [2019-11-24 20:56:47,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:48,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:50,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:50,769 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:51,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:51,887 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:51,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:51 WrapperNode [2019-11-24 20:56:51,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:51,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:51,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:51,897 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:51,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:51" (1/1) ... [2019-11-24 20:56:52,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:51" (1/1) ... [2019-11-24 20:56:52,312 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:52,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:52,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:52,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:52,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:51" (1/1) ... [2019-11-24 20:56:52,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:51" (1/1) ... [2019-11-24 20:56:52,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:51" (1/1) ... [2019-11-24 20:56:52,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:51" (1/1) ... [2019-11-24 20:56:52,567 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:51" (1/1) ... [2019-11-24 20:56:52,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:51" (1/1) ... [2019-11-24 20:56:52,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:51" (1/1) ... [2019-11-24 20:56:52,733 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:52,743 INFO L168 Benchmark]: Toolchain (without parser) took 4835.36 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 782.1 MB in the end (delta: 179.6 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:52,745 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-24 20:56:52,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3983.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.2 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:52,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 417.95 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:52,755 INFO L168 Benchmark]: Boogie Preprocessor took 420.31 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:52,767 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 3983.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.2 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 417.95 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 799.3 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 420.31 ms. Allocated memory is still 1.0 GB. Free memory was 799.3 MB in the beginning and 782.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...