./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem13_label22.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 2047bb5f1ccc66fd589a4b6140986f6542f5fb42 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label22.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 2047bb5f1ccc66fd589a4b6140986f6542f5fb42 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:21,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:21,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:21,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:21,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:21,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:21,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:21,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:21,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:21,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:21,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:21,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:21,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:21,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:21,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:21,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:21,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:21,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:21,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:21,600 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:21,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:21,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:21,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:21,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:21,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:21,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:21,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:21,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:21,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:21,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:21,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:21,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:21,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:21,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:21,649 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:21,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:21,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:21,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:21,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:21,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:21,662 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:21,663 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:47:21,704 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:21,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:21,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:21,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:21,712 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:21,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:21,714 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:21,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:47:21,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:21,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:21,716 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:21,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:21,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:21,720 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:21,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:21,720 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:21,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:21,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:21,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:21,724 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:21,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:21,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:21,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:21,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:21,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:21,726 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:47:21,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:47:21,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:21,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2047bb5f1ccc66fd589a4b6140986f6542f5fb42 [2019-11-26 16:47:22,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:22,407 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:22,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:22,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:22,421 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:22,425 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2019-11-26 16:47:22,591 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a0743289/6cc51be4da944763bf1cdf4195ceb560/FLAG55e5cbb5f [2019-11-26 16:47:24,407 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:24,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2019-11-26 16:47:24,512 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a0743289/6cc51be4da944763bf1cdf4195ceb560/FLAG55e5cbb5f [2019-11-26 16:47:24,554 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a0743289/6cc51be4da944763bf1cdf4195ceb560 [2019-11-26 16:47:24,560 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:24,563 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:24,569 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:24,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:24,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:24,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:24" (1/1) ... [2019-11-26 16:47:24,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:24, skipping insertion in model container [2019-11-26 16:47:24,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:24" (1/1) ... [2019-11-26 16:47:24,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:24,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:28,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:28,362 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:29,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:30,061 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:30,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:30 WrapperNode [2019-11-26 16:47:30,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:30,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:30,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:30,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:30,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:30" (1/1) ... [2019-11-26 16:47:30,216 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:30" (1/1) ... [2019-11-26 16:47:31,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:31,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:31,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:31,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:31,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:30" (1/1) ... [2019-11-26 16:47:31,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:30" (1/1) ... [2019-11-26 16:47:31,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:30" (1/1) ... [2019-11-26 16:47:31,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:30" (1/1) ... [2019-11-26 16:47:32,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:30" (1/1) ... [2019-11-26 16:47:32,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:30" (1/1) ... [2019-11-26 16:47:32,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:30" (1/1) ... [2019-11-26 16:47:32,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:32,676 INFO L168 Benchmark]: Toolchain (without parser) took 8107.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 805.7 MB in the end (delta: 138.8 MB). Peak memory consumption was 138.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,677 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-26 16:47:32,681 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5497.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,683 INFO L168 Benchmark]: Boogie Procedure Inliner took 1502.30 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 873.1 MB in the end (delta: -93.6 MB). Peak memory consumption was 137.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,689 INFO L168 Benchmark]: Boogie Preprocessor took 1098.12 ms. Allocated memory is still 1.0 GB. Free memory was 873.1 MB in the beginning and 805.7 MB in the end (delta: 67.4 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:32,697 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 5497.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 779.6 MB in the end (delta: 164.9 MB). Peak memory consumption was 165.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1502.30 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 873.1 MB in the end (delta: -93.6 MB). Peak memory consumption was 137.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1098.12 ms. Allocated memory is still 1.0 GB. Free memory was 873.1 MB in the beginning and 805.7 MB in the end (delta: 67.4 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:47:36,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:47:36,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:47:36,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:47:36,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:47:36,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:47:36,491 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:47:36,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:47:36,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:47:36,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:47:36,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:47:36,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:47:36,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:47:36,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:47:36,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:47:36,543 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:47:36,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:47:36,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:47:36,554 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:47:36,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:47:36,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:47:36,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:47:36,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:47:36,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:47:36,593 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:47:36,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:47:36,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:47:36,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:47:36,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:47:36,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:47:36,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:47:36,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:47:36,606 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:47:36,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:47:36,612 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:47:36,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:47:36,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:47:36,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:47:36,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:47:36,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:47:36,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:47:36,627 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:47:36,667 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:47:36,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:47:36,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:47:36,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:47:36,673 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:47:36,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:47:36,676 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:47:36,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:47:36,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:47:36,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:47:36,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:47:36,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:47:36,682 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:47:36,683 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:47:36,683 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:47:36,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:47:36,684 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:47:36,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:47:36,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:47:36,685 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:47:36,685 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:47:36,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:47:36,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:47:36,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:47:36,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:47:36,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:47:36,688 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:47:36,690 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:47:36,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:47:36,690 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:47:36,692 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 -> 2047bb5f1ccc66fd589a4b6140986f6542f5fb42 [2019-11-26 16:47:37,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:47:37,270 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:47:37,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:47:37,285 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:47:37,286 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:47:37,288 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2019-11-26 16:47:37,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec310cd73/1ac8f72ae5ee4ea0bba62f36a1aa5ecb/FLAGb5b504f76 [2019-11-26 16:47:39,091 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:47:39,094 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2019-11-26 16:47:39,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec310cd73/1ac8f72ae5ee4ea0bba62f36a1aa5ecb/FLAGb5b504f76 [2019-11-26 16:47:39,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec310cd73/1ac8f72ae5ee4ea0bba62f36a1aa5ecb [2019-11-26 16:47:39,255 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:47:39,257 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:47:39,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:39,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:47:39,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:47:39,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:39,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:39, skipping insertion in model container [2019-11-26 16:47:39,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:47:39" (1/1) ... [2019-11-26 16:47:39,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:47:39,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:47:43,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:43,564 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:47:45,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:47:45,503 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:47:45,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45 WrapperNode [2019-11-26 16:47:45,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:47:45,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:45,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:47:45,513 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:47:45,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:45,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:47:46,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:47:46,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:47:46,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:47:46,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:47:45" (1/1) ... [2019-11-26 16:47:46,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:47:47,005 INFO L168 Benchmark]: Toolchain (without parser) took 7742.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 884.2 MB in the end (delta: 60.4 MB). Peak memory consumption was 60.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:47,006 INFO L168 Benchmark]: CDTParser took 2.06 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. [2019-11-26 16:47:47,011 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6246.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:47,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 761.66 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.2 MB in the end (delta: -200.6 MB). Peak memory consumption was 36.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:47,018 INFO L168 Benchmark]: Boogie Preprocessor took 723.77 ms. Allocated memory is still 1.0 GB. Free memory was 917.2 MB in the beginning and 884.2 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:47:47,028 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.06 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 6246.59 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 761.66 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.2 MB in the end (delta: -200.6 MB). Peak memory consumption was 36.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 723.77 ms. Allocated memory is still 1.0 GB. Free memory was 917.2 MB in the beginning and 884.2 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...