./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label52.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/Problem04_label52.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 a8bea26189092fbe95e536558402b40a88312d08 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem04_label52.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 a8bea26189092fbe95e536558402b40a88312d08 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:44:48,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:48,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:48,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:48,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:48,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:48,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:48,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:48,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:48,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:48,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:48,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:48,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:48,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:48,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:48,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:48,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:48,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:48,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:48,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:48,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:48,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:48,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:48,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:48,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:48,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:48,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:48,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:48,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:48,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:48,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:48,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:48,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:48,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:48,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:48,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:48,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:48,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:48,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:48,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:48,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:48,470 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:48,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:48,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:48,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:48,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:48,518 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:48,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:48,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:48,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:48,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:48,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:48,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:48,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:48,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:48,522 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:48,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:48,523 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:48,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:48,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:48,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:48,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:48,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:48,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:48,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:48,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:48,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:48,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:48,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:48,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:48,525 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 -> a8bea26189092fbe95e536558402b40a88312d08 [2019-11-27 15:44:48,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:48,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:49,004 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:49,005 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:49,005 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:49,006 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label52.c [2019-11-27 15:44:49,112 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c91721760/c8909ce8972d421080d2b2de16ac380f/FLAG07937bb7e [2019-11-27 15:44:50,232 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:50,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label52.c [2019-11-27 15:44:50,294 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c91721760/c8909ce8972d421080d2b2de16ac380f/FLAG07937bb7e [2019-11-27 15:44:50,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c91721760/c8909ce8972d421080d2b2de16ac380f [2019-11-27 15:44:50,638 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:50,640 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:50,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:50,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:50,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:50,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:50" (1/1) ... [2019-11-27 15:44:50,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de9f55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:50, skipping insertion in model container [2019-11-27 15:44:50,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:50" (1/1) ... [2019-11-27 15:44:50,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:50,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:53,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:53,077 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:54,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:54,106 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:54,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54 WrapperNode [2019-11-27 15:44:54,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:54,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:54,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:54,113 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:54,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:54,198 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:54,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:54,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:54,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:54,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:54,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:54,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:54,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:54,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:54,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:54,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:54,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:54" (1/1) ... [2019-11-27 15:44:54,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:54,794 INFO L168 Benchmark]: Toolchain (without parser) took 4147.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 751.7 MB in the end (delta: 194.2 MB). Peak memory consumption was 194.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:54,795 INFO L168 Benchmark]: CDTParser took 1.51 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 15:44:54,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3464.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 820.5 MB in the end (delta: 125.5 MB). Peak memory consumption was 125.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:54,800 INFO L168 Benchmark]: Boogie Procedure Inliner took 335.01 ms. Allocated memory is still 1.0 GB. Free memory was 820.5 MB in the beginning and 780.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:54,802 INFO L168 Benchmark]: Boogie Preprocessor took 338.27 ms. Allocated memory is still 1.0 GB. Free memory was 780.4 MB in the beginning and 751.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:54,813 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 3464.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 945.9 MB in the beginning and 820.5 MB in the end (delta: 125.5 MB). Peak memory consumption was 125.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 335.01 ms. Allocated memory is still 1.0 GB. Free memory was 820.5 MB in the beginning and 780.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 338.27 ms. Allocated memory is still 1.0 GB. Free memory was 780.4 MB in the beginning and 751.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 15:44:57,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:57,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:57,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:57,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:57,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:57,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:57,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:57,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:57,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:57,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:57,593 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:57,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:57,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:57,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:57,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:57,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:57,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:57,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:57,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:57,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:57,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:57,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:57,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:57,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:57,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:57,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:57,636 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:57,637 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:57,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:57,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:57,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:57,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:57,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:57,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:57,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:57,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:57,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:57,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:57,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:57,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:57,655 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:57,685 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:57,685 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:57,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:57,690 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:57,690 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:57,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:57,693 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:57,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:57,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:57,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:57,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:57,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:57,695 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:57,695 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:57,696 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:57,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:57,696 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:57,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:57,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:57,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:57,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:57,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:57,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:57,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:57,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:57,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:57,701 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:57,701 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:57,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:57,701 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:57,703 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 -> a8bea26189092fbe95e536558402b40a88312d08 [2019-11-27 15:44:58,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:58,180 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:58,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:58,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:58,189 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:58,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label52.c [2019-11-27 15:44:58,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908abf822/2bcdac6f8ef549d99bf61cb4894b6758/FLAGc70124437 [2019-11-27 15:44:59,437 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:59,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label52.c [2019-11-27 15:44:59,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908abf822/2bcdac6f8ef549d99bf61cb4894b6758/FLAGc70124437 [2019-11-27 15:44:59,819 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/908abf822/2bcdac6f8ef549d99bf61cb4894b6758 [2019-11-27 15:44:59,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:59,832 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:59,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:59,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:59,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:59,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:59" (1/1) ... [2019-11-27 15:44:59,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22f8f298 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:59, skipping insertion in model container [2019-11-27 15:44:59,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:59" (1/1) ... [2019-11-27 15:44:59,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:45:00,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:45:02,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:02,193 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:45:03,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:45:03,273 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:45:03,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:03 WrapperNode [2019-11-27 15:45:03,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:45:03,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:03,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:45:03,282 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:45:03,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:03" (1/1) ... [2019-11-27 15:45:03,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:03" (1/1) ... [2019-11-27 15:45:03,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:45:03,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:45:03,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:45:03,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:45:03,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:03" (1/1) ... [2019-11-27 15:45:03,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:03" (1/1) ... [2019-11-27 15:45:03,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:03" (1/1) ... [2019-11-27 15:45:03,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:03" (1/1) ... [2019-11-27 15:45:03,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:03" (1/1) ... [2019-11-27 15:45:03,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:03" (1/1) ... [2019-11-27 15:45:03,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:45:03" (1/1) ... [2019-11-27 15:45:03,966 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:45:03,972 INFO L168 Benchmark]: Toolchain (without parser) took 4136.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 723.0 MB in the end (delta: 225.8 MB). Peak memory consumption was 225.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:03,973 INFO L168 Benchmark]: CDTParser took 1.14 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 15:45:03,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3443.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 791.8 MB in the end (delta: 157.0 MB). Peak memory consumption was 157.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:03,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 365.07 ms. Allocated memory is still 1.0 GB. Free memory was 791.8 MB in the beginning and 757.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:03,981 INFO L168 Benchmark]: Boogie Preprocessor took 322.35 ms. Allocated memory is still 1.0 GB. Free memory was 757.4 MB in the beginning and 723.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:45:03,988 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 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 3443.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 791.8 MB in the end (delta: 157.0 MB). Peak memory consumption was 157.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 365.07 ms. Allocated memory is still 1.0 GB. Free memory was 791.8 MB in the beginning and 757.4 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 322.35 ms. Allocated memory is still 1.0 GB. Free memory was 757.4 MB in the beginning and 723.0 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...