./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label55.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label55.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 5989178866e38f20430896c8450ffd755c369a02 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label55.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 5989178866e38f20430896c8450ffd755c369a02 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:52,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:52,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:52,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:52,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:52,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:52,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:52,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:52,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:52,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:52,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:52,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:52,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:52,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:52,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:52,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:52,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:52,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:52,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:52,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:52,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:52,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:52,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:52,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:52,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:52,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:52,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:52,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:52,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:52,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:52,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:52,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:52,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:52,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:52,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:52,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:52,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:52,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:52,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:52,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:52,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:52,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:52,500 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:52,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:52,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:52,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:52,506 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:52,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:52,506 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:52,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:52,507 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:52,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:52,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:52,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:52,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:52,514 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:52,515 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:52,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:52,515 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:52,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:52,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:52,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:52,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:52,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:52,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:52,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:52,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:52,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:52,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:52,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:52,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:52,524 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 -> 5989178866e38f20430896c8450ffd755c369a02 [2019-11-24 20:52:53,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:53,149 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:53,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:53,161 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:53,162 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:53,163 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-24 20:52:53,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83d3635e5/f7566a36c9764134b692f1295e76ff12/FLAG7e84e8361 [2019-11-24 20:52:55,052 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:55,053 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-24 20:52:55,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83d3635e5/f7566a36c9764134b692f1295e76ff12/FLAG7e84e8361 [2019-11-24 20:52:55,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83d3635e5/f7566a36c9764134b692f1295e76ff12 [2019-11-24 20:52:55,191 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:55,196 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:55,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:55,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:55,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:55,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:55" (1/1) ... [2019-11-24 20:52:55,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:55, skipping insertion in model container [2019-11-24 20:52:55,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:55" (1/1) ... [2019-11-24 20:52:55,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:55,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:58,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:58,852 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:00,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:00,172 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:00,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00 WrapperNode [2019-11-24 20:53:00,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:00,175 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:00,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:00,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:00,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:00,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:01,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:01,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:01,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:01,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:01,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:00" (1/1) ... [2019-11-24 20:53:02,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:02,423 INFO L168 Benchmark]: Toolchain (without parser) took 7220.45 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 912.5 MB in the end (delta: 43.5 MB). Peak memory consumption was 324.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:02,424 INFO L168 Benchmark]: CDTParser took 3.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:53:02,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4971.48 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 820.9 MB in the end (delta: 135.0 MB). Peak memory consumption was 135.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:02,430 INFO L168 Benchmark]: Boogie Procedure Inliner took 825.61 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. [2019-11-24 20:53:02,434 INFO L168 Benchmark]: Boogie Preprocessor took 1412.04 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 912.5 MB in the end (delta: -160.3 MB). Peak memory consumption was 120.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:02,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.24 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 4971.48 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 820.9 MB in the end (delta: 135.0 MB). Peak memory consumption was 135.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 825.61 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 1412.04 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 912.5 MB in the end (delta: -160.3 MB). Peak memory consumption was 120.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:53:06,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:06,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:06,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:06,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:06,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:06,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:06,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:06,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:06,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:06,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:06,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:06,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:06,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:06,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:06,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:06,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:06,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:06,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:06,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:06,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:06,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:06,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:06,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:06,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:06,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:06,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:06,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:06,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:06,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:06,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:06,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:06,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:06,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:06,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:06,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:06,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:06,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:06,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:06,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:06,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:06,671 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:06,715 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:06,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:06,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:06,719 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:06,719 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:06,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:06,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:06,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:06,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:06,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:06,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:06,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:06,726 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:06,726 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:06,727 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:06,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:06,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:06,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:06,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:06,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:06,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:06,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:06,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:06,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:06,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:06,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:06,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:06,736 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:06,736 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:06,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:06,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:06,738 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 -> 5989178866e38f20430896c8450ffd755c369a02 [2019-11-24 20:53:07,345 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:07,376 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:07,383 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:07,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:07,391 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:07,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-24 20:53:07,555 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d1945b1c/731bfd992b94430d81338203387b907f/FLAG181363a6c [2019-11-24 20:53:09,348 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:09,349 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label55.c [2019-11-24 20:53:09,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d1945b1c/731bfd992b94430d81338203387b907f/FLAG181363a6c [2019-11-24 20:53:09,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d1945b1c/731bfd992b94430d81338203387b907f [2019-11-24 20:53:09,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:09,505 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:09,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:09,510 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:09,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:09,525 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:09" (1/1) ... [2019-11-24 20:53:09,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:09, skipping insertion in model container [2019-11-24 20:53:09,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:09" (1/1) ... [2019-11-24 20:53:09,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:09,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:13,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:13,316 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:14,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:14,924 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:14,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14 WrapperNode [2019-11-24 20:53:14,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:14,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:14,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:14,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:14,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,086 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:15,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:15,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:15,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:15,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:15,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:16,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:14" (1/1) ... [2019-11-24 20:53:16,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:16,581 INFO L168 Benchmark]: Toolchain (without parser) took 7073.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 944.0 MB in the end (delta: 6.2 MB). Peak memory consumption was 287.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,582 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:53:16,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5422.05 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,586 INFO L168 Benchmark]: Boogie Procedure Inliner took 531.00 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.5 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,589 INFO L168 Benchmark]: Boogie Preprocessor took 1111.00 ms. Allocated memory is still 1.0 GB. Free memory was 740.5 MB in the beginning and 944.0 MB in the end (delta: -203.5 MB). Peak memory consumption was 77.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,601 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 5422.05 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 531.00 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.5 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1111.00 ms. Allocated memory is still 1.0 GB. Free memory was 740.5 MB in the beginning and 944.0 MB in the end (delta: -203.5 MB). Peak memory consumption was 77.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...