./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label38.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 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label38.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 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:34,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:34,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:34,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:34,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:34,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:34,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:34,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:34,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:34,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:34,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:34,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:34,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:34,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:34,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:34,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:34,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:34,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:34,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:34,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:34,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:34,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:34,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:34,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:34,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:34,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:34,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:34,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:34,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:34,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:34,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:34,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:34,196 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:34,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:34,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:34,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:34,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:34,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:34,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:34,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:34,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:34,214 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:34,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:34,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:34,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:34,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:34,275 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:34,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:34,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:34,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:34,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:34,278 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:34,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:34,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:34,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:34,281 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:34,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:34,284 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:34,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:34,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:34,285 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:34,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:34,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:34,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:34,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:34,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:34,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:34,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:34,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:34,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:34,292 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 -> 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d [2019-11-26 16:50:34,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:34,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:34,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:34,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:34,934 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:34,935 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-26 16:50:35,103 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1af6ce35/f6c469cca19647e8b645b3fbfca92961/FLAGe1dcb0079 [2019-11-26 16:50:36,725 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:36,728 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-26 16:50:36,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1af6ce35/f6c469cca19647e8b645b3fbfca92961/FLAGe1dcb0079 [2019-11-26 16:50:36,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1af6ce35/f6c469cca19647e8b645b3fbfca92961 [2019-11-26 16:50:36,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:36,837 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:36,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:36,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:36,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:36,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:36, skipping insertion in model container [2019-11-26 16:50:36,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:36" (1/1) ... [2019-11-26 16:50:36,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:37,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:39,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:39,144 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:40,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:40,057 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:40,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40 WrapperNode [2019-11-26 16:50:40,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:40,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:40,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:40,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:40,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:40,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:40,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:40,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:40,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:41,226 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:41,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:41,380 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:41,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:41,479 INFO L168 Benchmark]: Toolchain (without parser) took 4638.13 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 781.6 MB in the end (delta: 174.4 MB). Peak memory consumption was 174.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:41,482 INFO L168 Benchmark]: CDTParser took 2.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:41,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3226.52 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. [2019-11-26 16:50:41,489 INFO L168 Benchmark]: Boogie Procedure Inliner took 683.59 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:41,492 INFO L168 Benchmark]: Boogie Preprocessor took 722.06 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:41,503 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 3226.52 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 683.59 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 722.06 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 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 0.1.24-025d5a2 [2019-11-26 16:50:45,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:45,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:45,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:45,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:45,488 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:45,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:45,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:45,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:45,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:45,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:45,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:45,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:45,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:45,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:45,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:45,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:45,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:45,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:45,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:45,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:45,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:45,583 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:45,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:45,597 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:45,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:45,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:45,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:45,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:45,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:45,607 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:45,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:45,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:45,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:45,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:45,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:45,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:45,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:45,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:45,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:45,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:45,629 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:45,671 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:45,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:45,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:45,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:45,680 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:45,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:45,681 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:45,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:45,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:45,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:45,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:45,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:45,686 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:45,689 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:45,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:45,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:45,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:45,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:45,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:45,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:45,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:45,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:45,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:45,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:45,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:45,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:45,694 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:45,695 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:45,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:45,696 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:45,698 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 -> 71ed770ad77d7089dc2689ca3cffd1438ac6ab5d [2019-11-26 16:50:46,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:46,390 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:46,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:46,406 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:46,406 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:46,408 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-26 16:50:46,566 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba280b2d0/9cd2144246ce4ce6a8e0f8319be25ba4/FLAG83901e04e [2019-11-26 16:50:48,392 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:48,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2019-11-26 16:50:48,449 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba280b2d0/9cd2144246ce4ce6a8e0f8319be25ba4/FLAG83901e04e [2019-11-26 16:50:48,485 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba280b2d0/9cd2144246ce4ce6a8e0f8319be25ba4 [2019-11-26 16:50:48,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:48,500 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:48,504 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:48,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:48,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:48,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:48,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:48, skipping insertion in model container [2019-11-26 16:50:48,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:48" (1/1) ... [2019-11-26 16:50:48,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:48,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:51,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:51,158 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:52,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:52,351 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:52,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52 WrapperNode [2019-11-26 16:50:52,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:52,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:52,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:52,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:52,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,482 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:52,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:52,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:52,751 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:52,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:53,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:53,182 INFO L168 Benchmark]: Toolchain (without parser) took 4675.87 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 787.7 MB in the end (delta: 173.9 MB). Peak memory consumption was 174.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:53,185 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:53,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3851.77 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 828.0 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:53,188 INFO L168 Benchmark]: Boogie Procedure Inliner took 393.83 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:53,193 INFO L168 Benchmark]: Boogie Preprocessor took 421.93 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:53,204 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 3851.77 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 828.0 MB in the end (delta: 128.0 MB). Peak memory consumption was 128.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 393.83 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 421.93 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...