./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label58.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/Problem12_label58.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 423f9f524ea047bddf653d8ab9a36fdbc139a7bb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label58.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 423f9f524ea047bddf653d8ab9a36fdbc139a7bb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:56:01,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:01,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:01,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:01,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:01,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:01,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:01,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:01,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:01,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:01,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:01,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:01,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:01,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:01,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:01,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:01,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:01,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:01,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:01,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:01,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:01,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:01,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:01,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:01,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:01,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:01,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:01,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:01,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:01,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:01,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:01,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:01,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:01,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:01,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:01,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:01,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:01,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:01,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:01,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:01,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:01,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:01,296 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:01,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:01,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:01,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:01,304 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:01,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:01,304 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:01,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:01,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:01,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:01,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:01,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:01,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:01,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:01,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:01,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:01,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:01,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:01,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:01,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:01,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:01,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:01,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:01,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:01,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:01,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:01,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:01,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:01,312 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 -> 423f9f524ea047bddf653d8ab9a36fdbc139a7bb [2019-11-27 15:56:01,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:01,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:01,703 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:01,704 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:01,707 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:01,708 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label58.c [2019-11-27 15:56:01,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9167cd0e/4716e058748b4c2e9ee105d7fd1f0e10/FLAGca2f86f85 [2019-11-27 15:56:02,966 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:02,969 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label58.c [2019-11-27 15:56:03,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9167cd0e/4716e058748b4c2e9ee105d7fd1f0e10/FLAGca2f86f85 [2019-11-27 15:56:03,349 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9167cd0e/4716e058748b4c2e9ee105d7fd1f0e10 [2019-11-27 15:56:03,355 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:03,359 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:03,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:03,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:03,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:03,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:03" (1/1) ... [2019-11-27 15:56:03,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:03, skipping insertion in model container [2019-11-27 15:56:03,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:03" (1/1) ... [2019-11-27 15:56:03,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:03,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:05,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:05,418 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:06,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:06,384 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:06,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06 WrapperNode [2019-11-27 15:56:06,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:06,388 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:06,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:06,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:06,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:06,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:06,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:06,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:06,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:06,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:06,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:06,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:06,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:06,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:06" (1/1) ... [2019-11-27 15:56:07,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:07,750 INFO L168 Benchmark]: Toolchain (without parser) took 4385.40 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 915.0 MB in the end (delta: 35.2 MB). Peak memory consumption was 316.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:07,750 INFO L168 Benchmark]: CDTParser took 0.25 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 15:56:07,751 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3026.92 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 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:07,755 INFO L168 Benchmark]: Boogie Procedure Inliner took 505.37 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.2 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:07,757 INFO L168 Benchmark]: Boogie Preprocessor took 848.49 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 915.0 MB in the end (delta: -162.8 MB). Peak memory consumption was 117.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:07,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 3026.92 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 820.9 MB in the end (delta: 129.3 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 505.37 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 752.2 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 848.49 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 915.0 MB in the end (delta: -162.8 MB). Peak memory consumption was 117.9 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 15:56:10,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:10,540 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:10,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:10,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:10,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:10,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:10,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:10,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:10,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:10,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:10,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:10,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:10,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:10,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:10,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:10,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:10,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:10,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:10,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:10,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:10,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:10,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:10,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:10,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:10,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:10,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:10,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:10,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:10,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:10,643 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:10,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:10,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:10,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:10,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:10,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:10,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:10,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:10,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:10,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:10,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:10,660 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:10,690 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:10,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:10,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:10,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:10,697 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:10,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:10,697 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:10,698 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:10,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:10,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:10,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:10,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:10,699 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:10,700 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:10,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:10,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:10,700 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:10,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:10,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:10,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:10,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:10,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:10,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:10,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:10,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:10,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:10,704 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:10,704 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:10,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:10,706 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:10,707 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 -> 423f9f524ea047bddf653d8ab9a36fdbc139a7bb [2019-11-27 15:56:11,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:11,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:11,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:11,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:11,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:11,192 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label58.c [2019-11-27 15:56:11,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55bd8cfcb/b799b85ce8f24c11bf965d9111d63424/FLAG94a8abac0 [2019-11-27 15:56:12,416 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:12,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label58.c [2019-11-27 15:56:12,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55bd8cfcb/b799b85ce8f24c11bf965d9111d63424/FLAG94a8abac0 [2019-11-27 15:56:12,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55bd8cfcb/b799b85ce8f24c11bf965d9111d63424 [2019-11-27 15:56:12,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:12,855 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:12,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:12,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:12,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:12,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:12" (1/1) ... [2019-11-27 15:56:12,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:12, skipping insertion in model container [2019-11-27 15:56:12,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:12" (1/1) ... [2019-11-27 15:56:12,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:13,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:15,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:15,120 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:16,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:16,123 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:16,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16 WrapperNode [2019-11-27 15:56:16,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:16,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:16,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:16,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:16,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:16,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:16,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:16,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:16,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:16,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:16" (1/1) ... [2019-11-27 15:56:17,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:17,143 INFO L168 Benchmark]: Toolchain (without parser) took 4284.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 940.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 284.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:17,144 INFO L168 Benchmark]: CDTParser took 0.33 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 15:56:17,147 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3268.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 773.6 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:17,149 INFO L168 Benchmark]: Boogie Procedure Inliner took 389.85 ms. Allocated memory is still 1.0 GB. Free memory was 773.6 MB in the beginning and 739.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:17,152 INFO L168 Benchmark]: Boogie Preprocessor took 621.25 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 940.8 MB in the end (delta: -201.5 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:17,161 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 3268.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 773.6 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 389.85 ms. Allocated memory is still 1.0 GB. Free memory was 773.6 MB in the beginning and 739.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 621.25 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 940.8 MB in the end (delta: -201.5 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...