./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label28.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 4fe55f4c0da5768cfeace427228c777f4afd679c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_label28.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 4fe55f4c0da5768cfeace427228c777f4afd679c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:45:26,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:26,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:26,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:26,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:26,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:26,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:26,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:26,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:26,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:26,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:26,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:26,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:26,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:26,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:26,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:26,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:26,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:26,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:26,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:26,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:26,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:26,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:26,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:26,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:26,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:26,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:26,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:26,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:26,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:26,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:26,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:26,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:26,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:26,667 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:26,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:26,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:26,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:26,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:26,670 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:26,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:26,673 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:45:26,714 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:26,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:26,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:26,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:26,719 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:26,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:26,720 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:26,720 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:45:26,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:26,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:26,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:26,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:26,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:26,724 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:26,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:26,725 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:26,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:26,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:26,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:26,726 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:26,726 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:26,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:26,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:26,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:26,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:26,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:45:26,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:45:26,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:26,730 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 -> 4fe55f4c0da5768cfeace427228c777f4afd679c [2019-11-27 15:45:27,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:27,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:27,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:27,193 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:27,193 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:27,194 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label28.c [2019-11-27 15:45:27,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff83971d5/82c65fb6b2d34964a2f7fb31db7961b5/FLAG17af1c2d5 [2019-11-27 15:45:28,644 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:28,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label28.c [2019-11-27 15:45:28,734 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff83971d5/82c65fb6b2d34964a2f7fb31db7961b5/FLAG17af1c2d5 [2019-11-27 15:45:28,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff83971d5/82c65fb6b2d34964a2f7fb31db7961b5 [2019-11-27 15:45:28,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:28,849 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:28,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:28,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:28,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:28,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:28" (1/1) ... [2019-11-27 15:45:28,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:28, skipping insertion in model container [2019-11-27 15:45:28,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:28" (1/1) ... [2019-11-27 15:45:28,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:29,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:32,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:32,377 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:34,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:34,262 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:34,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:34 WrapperNode [2019-11-27 15:45:34,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:34,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:34,269 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:34,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:34,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:34" (1/1) ... [2019-11-27 15:45:34,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:34" (1/1) ... [2019-11-27 15:45:34,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:34,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:34,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:34,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:34,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:34" (1/1) ... [2019-11-27 15:45:34,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:34" (1/1) ... [2019-11-27 15:45:34,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:34" (1/1) ... [2019-11-27 15:45:34,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:34" (1/1) ... [2019-11-27 15:45:35,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:34" (1/1) ... [2019-11-27 15:45:35,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:34" (1/1) ... [2019-11-27 15:45:35,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:34" (1/1) ... [2019-11-27 15:45:35,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:35,425 INFO L168 Benchmark]: Toolchain (without parser) took 6569.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 745.4 MB in the end (delta: 187.6 MB). Peak memory consumption was 187.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:35,426 INFO L168 Benchmark]: CDTParser took 1.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:45:35,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5411.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 883.8 MB in the end (delta: 49.1 MB). Peak memory consumption was 274.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:35,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 610.74 ms. Allocated memory is still 1.0 GB. Free memory was 883.8 MB in the beginning and 802.8 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:35,431 INFO L168 Benchmark]: Boogie Preprocessor took 536.18 ms. Allocated memory is still 1.0 GB. Free memory was 802.8 MB in the beginning and 745.4 MB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:35,440 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 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 5411.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 883.8 MB in the end (delta: 49.1 MB). Peak memory consumption was 274.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 610.74 ms. Allocated memory is still 1.0 GB. Free memory was 883.8 MB in the beginning and 802.8 MB in the end (delta: 81.0 MB). Peak memory consumption was 81.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 536.18 ms. Allocated memory is still 1.0 GB. Free memory was 802.8 MB in the beginning and 745.4 MB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:45:38,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:45:38,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:45:38,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:45:38,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:45:38,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:45:38,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:45:38,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:45:38,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:45:38,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:45:38,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:45:38,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:45:38,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:45:38,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:45:38,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:45:38,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:45:38,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:45:38,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:45:38,274 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:45:38,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:45:38,285 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:45:38,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:45:38,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:45:38,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:45:38,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:45:38,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:45:38,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:45:38,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:45:38,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:45:38,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:45:38,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:45:38,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:45:38,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:45:38,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:45:38,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:45:38,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:45:38,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:45:38,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:45:38,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:45:38,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:45:38,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:45:38,322 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:45:38,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:45:38,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:45:38,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:45:38,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:45:38,356 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:45:38,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:45:38,356 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:45:38,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:45:38,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:45:38,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:45:38,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:45:38,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:45:38,361 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:45:38,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:45:38,362 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:45:38,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:45:38,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:45:38,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:45:38,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:45:38,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:45:38,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:45:38,363 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:45:38,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:45:38,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:45:38,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:45:38,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:45:38,366 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:45:38,366 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:45:38,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:45:38,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:45:38,368 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 -> 4fe55f4c0da5768cfeace427228c777f4afd679c [2019-11-27 15:45:38,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:45:38,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:45:38,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:45:38,844 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:45:38,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:45:38,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label28.c [2019-11-27 15:45:38,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b75dc0b56/cc35310456e1413589c7158ac652e88e/FLAGab1986b19 [2019-11-27 15:45:40,416 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:45:40,418 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label28.c [2019-11-27 15:45:40,513 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b75dc0b56/cc35310456e1413589c7158ac652e88e/FLAGab1986b19 [2019-11-27 15:45:40,996 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b75dc0b56/cc35310456e1413589c7158ac652e88e [2019-11-27 15:45:41,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:45:41,009 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:45:41,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:41,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:45:41,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:45:41,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:40" (1/1) ... [2019-11-27 15:45:41,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:41, skipping insertion in model container [2019-11-27 15:45:41,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:45:40" (1/1) ... [2019-11-27 15:45:41,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:41,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:44,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:44,845 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:46,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:46,943 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:46,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:46 WrapperNode [2019-11-27 15:45:46,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:46,945 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:46,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:46,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:46,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:46" (1/1) ... [2019-11-27 15:45:47,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:46" (1/1) ... [2019-11-27 15:45:47,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:47,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:47,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:47,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:47,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:46" (1/1) ... [2019-11-27 15:45:47,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:46" (1/1) ... [2019-11-27 15:45:47,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:46" (1/1) ... [2019-11-27 15:45:47,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:46" (1/1) ... [2019-11-27 15:45:47,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:46" (1/1) ... [2019-11-27 15:45:47,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:46" (1/1) ... [2019-11-27 15:45:48,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:46" (1/1) ... [2019-11-27 15:45:48,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:48,113 INFO L168 Benchmark]: Toolchain (without parser) took 7100.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 716.5 MB in the end (delta: 216.4 MB). Peak memory consumption was 216.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:48,114 INFO L168 Benchmark]: CDTParser took 2.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:45:48,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5933.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 853.3 MB in the end (delta: 79.6 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:48,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 532.17 ms. Allocated memory is still 1.0 GB. Free memory was 853.3 MB in the beginning and 770.3 MB in the end (delta: 83.0 MB). Peak memory consumption was 83.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:48,120 INFO L168 Benchmark]: Boogie Preprocessor took 629.92 ms. Allocated memory is still 1.0 GB. Free memory was 770.3 MB in the beginning and 716.5 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:48,127 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.32 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 5933.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 853.3 MB in the end (delta: 79.6 MB). Peak memory consumption was 268.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 532.17 ms. Allocated memory is still 1.0 GB. Free memory was 853.3 MB in the beginning and 770.3 MB in the end (delta: 83.0 MB). Peak memory consumption was 83.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 629.92 ms. Allocated memory is still 1.0 GB. Free memory was 770.3 MB in the beginning and 716.5 MB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...