./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label51.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/Problem01_label51.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 1924a8dde25e8984c73792fdb4b4e419be9487c7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label51.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 1924a8dde25e8984c73792fdb4b4e419be9487c7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:42:50,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:50,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:50,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:50,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:50,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:50,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:50,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:50,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:50,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:50,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:50,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:50,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:50,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:50,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:50,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:50,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:50,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:50,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:50,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:50,419 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:50,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:50,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:50,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:50,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:50,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:50,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:50,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:50,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:50,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:50,450 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:50,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:50,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:50,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:50,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:50,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:50,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:50,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:50,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:50,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:50,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:50,473 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:50,515 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:50,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:50,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:50,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:50,524 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:50,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:50,525 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:50,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:50,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:50,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:50,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:50,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:50,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:50,530 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:50,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:50,531 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:50,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:50,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:50,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:50,534 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:50,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:50,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:50,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:50,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:50,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:50,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:50,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:50,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:50,539 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 -> 1924a8dde25e8984c73792fdb4b4e419be9487c7 [2019-11-27 15:42:51,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:51,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:51,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:51,138 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:51,139 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:51,140 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-27 15:42:51,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22e38bdb/2a528ff5029548e1a1464c09b1a2d3d3/FLAGb82a6478d [2019-11-27 15:42:52,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:52,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-27 15:42:52,554 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22e38bdb/2a528ff5029548e1a1464c09b1a2d3d3/FLAGb82a6478d [2019-11-27 15:42:52,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b22e38bdb/2a528ff5029548e1a1464c09b1a2d3d3 [2019-11-27 15:42:52,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:52,609 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:52,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:52,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:52,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:52,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:52" (1/1) ... [2019-11-27 15:42:52,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:52, skipping insertion in model container [2019-11-27 15:42:52,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:52" (1/1) ... [2019-11-27 15:42:52,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:52,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:53,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:53,730 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:54,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:54,056 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:54,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54 WrapperNode [2019-11-27 15:42:54,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:54,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:54,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:54,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:54,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:54,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:54,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:54,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:54,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:54" (1/1) ... [2019-11-27 15:42:54,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:54,437 INFO L168 Benchmark]: Toolchain (without parser) took 1818.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 955.0 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:54,439 INFO L168 Benchmark]: CDTParser took 1.64 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. [2019-11-27 15:42:54,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1447.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.4 MB in the end (delta: 999.2 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:54,447 INFO L168 Benchmark]: Boogie Procedure Inliner took 187.45 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:54,448 INFO L168 Benchmark]: Boogie Preprocessor took 174.67 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:54,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64 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 1447.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.4 MB in the end (delta: 999.2 kB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 187.45 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.67 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 15:42:58,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:58,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:58,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:58,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:58,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:58,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:58,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:58,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:58,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:58,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:58,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:58,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:58,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:58,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:58,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:58,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:58,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:58,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:58,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:58,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:58,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:58,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:58,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:58,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:58,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:58,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:58,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:58,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:58,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:58,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:58,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:58,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:58,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:58,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:58,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:58,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:58,451 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:58,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:58,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:58,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:58,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:42:58,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:58,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:58,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:58,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:58,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:58,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:58,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:58,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:58,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:58,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:58,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:58,513 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:58,514 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:42:58,514 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:42:58,515 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:58,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:58,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:58,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:58,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:58,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:58,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:58,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:58,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:58,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:58,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:58,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:58,524 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:42:58,524 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:42:58,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:58,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:42:58,526 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 -> 1924a8dde25e8984c73792fdb4b4e419be9487c7 [2019-11-27 15:42:59,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:59,137 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:59,145 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:59,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:59,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:59,154 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-27 15:42:59,317 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67a6112a3/2dc70b9eb7fd4ca59f38a8a19d919329/FLAGbf4ee959b [2019-11-27 15:43:00,533 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:00,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label51.c [2019-11-27 15:43:00,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67a6112a3/2dc70b9eb7fd4ca59f38a8a19d919329/FLAGbf4ee959b [2019-11-27 15:43:00,608 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67a6112a3/2dc70b9eb7fd4ca59f38a8a19d919329 [2019-11-27 15:43:00,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:00,620 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:00,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:00,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:00,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:00,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:00" (1/1) ... [2019-11-27 15:43:00,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:00, skipping insertion in model container [2019-11-27 15:43:00,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:00" (1/1) ... [2019-11-27 15:43:00,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:00,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:01,784 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:01,810 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:02,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:02,123 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:02,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02 WrapperNode [2019-11-27 15:43:02,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:02,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:02,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:02,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:02,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:02,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:02,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:02,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:02,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:02" (1/1) ... [2019-11-27 15:43:02,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:02,534 INFO L168 Benchmark]: Toolchain (without parser) took 1913.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 954.9 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,543 INFO L168 Benchmark]: CDTParser took 2.57 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 15:43:02,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1498.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,551 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.67 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,554 INFO L168 Benchmark]: Boogie Preprocessor took 199.40 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:02,569 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57 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 1498.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.67 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.40 ms. Allocated memory is still 1.0 GB. Free memory was 960.6 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...