./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label40.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_label40.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 2990cdf9eb6a5c4dcc9a8d89e32f6048935b2af9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label40.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 2990cdf9eb6a5c4dcc9a8d89e32f6048935b2af9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:50:35,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:35,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:35,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:35,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:35,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:35,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:35,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:35,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:35,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:35,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:35,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:35,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:35,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:35,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:35,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:35,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:35,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:35,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:35,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:35,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:35,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:35,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:35,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:35,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:35,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:35,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:35,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:35,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:35,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:35,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:35,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:35,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:35,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:35,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:35,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:35,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:35,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:35,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:35,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:35,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:35,296 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:35,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:35,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:35,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:35,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:35,346 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:35,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:35,347 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:35,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:35,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:35,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:35,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:35,352 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:35,352 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:35,353 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:35,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:35,353 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:35,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:35,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:35,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:35,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:35,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:35,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:35,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:35,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:35,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:35,358 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:35,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:35,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:35,360 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 -> 2990cdf9eb6a5c4dcc9a8d89e32f6048935b2af9 [2019-11-26 16:50:35,959 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:35,988 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:35,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:35,999 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:36,002 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:36,003 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label40.c [2019-11-26 16:50:36,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bb1f8498/da6ed0b6c184407fb4719bddfbc35ad7/FLAGf995e9eb8 [2019-11-26 16:50:37,694 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:37,698 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label40.c [2019-11-26 16:50:37,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bb1f8498/da6ed0b6c184407fb4719bddfbc35ad7/FLAGf995e9eb8 [2019-11-26 16:50:37,786 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bb1f8498/da6ed0b6c184407fb4719bddfbc35ad7 [2019-11-26 16:50:37,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:37,799 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:37,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:37,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:37,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:37,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:37" (1/1) ... [2019-11-26 16:50:37,825 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 04:50:37, skipping insertion in model container [2019-11-26 16:50:37,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:37" (1/1) ... [2019-11-26 16:50:37,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:38,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:40,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:40,245 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:41,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:41,205 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:41,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:41 WrapperNode [2019-11-26 16:50:41,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:41,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:41,213 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:41,213 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:41,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:41" (1/1) ... [2019-11-26 16:50:41,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:41" (1/1) ... [2019-11-26 16:50:41,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:41,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:41,898 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:41,898 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:41,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:41" (1/1) ... [2019-11-26 16:50:41,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:41" (1/1) ... [2019-11-26 16:50:42,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:41" (1/1) ... [2019-11-26 16:50:42,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:41" (1/1) ... [2019-11-26 16:50:42,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:41" (1/1) ... [2019-11-26 16:50:42,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:41" (1/1) ... [2019-11-26 16:50:42,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:41" (1/1) ... [2019-11-26 16:50:42,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:42,649 INFO L168 Benchmark]: Toolchain (without parser) took 4843.69 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 781.7 MB in the end (delta: 180.0 MB). Peak memory consumption was 180.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:42,652 INFO L168 Benchmark]: CDTParser took 1.22 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 16:50:42,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3404.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:42,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 684.26 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:42,662 INFO L168 Benchmark]: Boogie Preprocessor took 745.08 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 781.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:42,673 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 3404.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.9 MB in the end (delta: 82.0 MB). Peak memory consumption was 82.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 684.26 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 745.08 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 781.7 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 16:50:46,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:46,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:46,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:46,568 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:46,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:46,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:46,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:46,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:46,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:46,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:46,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:46,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:46,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:46,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:46,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:46,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:46,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:46,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:46,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:46,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:46,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:46,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:46,665 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:46,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:46,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:46,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:46,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:46,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:46,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:46,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:46,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:46,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:46,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:46,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:46,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:46,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:46,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:46,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:46,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:46,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:46,705 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:46,747 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:46,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:46,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:46,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:46,756 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:46,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:46,757 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:46,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:46,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:46,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:46,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:46,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:46,764 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:46,765 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:46,765 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:46,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:46,766 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:46,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:46,767 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:46,769 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:46,769 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:46,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:46,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:46,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:46,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:46,772 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:46,772 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:46,773 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:46,773 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:46,773 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:46,776 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 -> 2990cdf9eb6a5c4dcc9a8d89e32f6048935b2af9 [2019-11-26 16:50:47,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:47,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:47,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:47,372 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:47,373 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:47,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label40.c [2019-11-26 16:50:47,533 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfba8ea16/4b68b3df6e984fada23cb5732cf5086e/FLAG9d0de7925 [2019-11-26 16:50:49,109 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:49,112 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label40.c [2019-11-26 16:50:49,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfba8ea16/4b68b3df6e984fada23cb5732cf5086e/FLAG9d0de7925 [2019-11-26 16:50:49,217 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfba8ea16/4b68b3df6e984fada23cb5732cf5086e [2019-11-26 16:50:49,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:49,231 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:49,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:49,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:49,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:49,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,257 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 26.11 04:50:49, skipping insertion in model container [2019-11-26 16:50:49,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:49" (1/1) ... [2019-11-26 16:50:49,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:49,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:51,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:52,005 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:53,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:53,407 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:53,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:53 WrapperNode [2019-11-26 16:50:53,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:53,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:53,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:53,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:53,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:53" (1/1) ... [2019-11-26 16:50:53,561 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:53" (1/1) ... [2019-11-26 16:50:53,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:53,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:53,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:53,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:53,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:53" (1/1) ... [2019-11-26 16:50:53,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:53" (1/1) ... [2019-11-26 16:50:53,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:53" (1/1) ... [2019-11-26 16:50:53,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:53" (1/1) ... [2019-11-26 16:50:54,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:53" (1/1) ... [2019-11-26 16:50:54,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:53" (1/1) ... [2019-11-26 16:50:54,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:53" (1/1) ... [2019-11-26 16:50:54,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:54,369 INFO L168 Benchmark]: Toolchain (without parser) took 5130.64 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 179.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:54,370 INFO L168 Benchmark]: CDTParser took 0.46 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 16:50:54,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4171.04 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 822.3 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:54,375 INFO L168 Benchmark]: Boogie Procedure Inliner took 481.57 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:54,380 INFO L168 Benchmark]: Boogie Preprocessor took 464.70 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:54,389 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 4171.04 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 822.3 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 481.57 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 464.70 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.1 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...