./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem02_label18.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 0b1eb39f0e741b958206d9dc54aeed5270272676 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label18.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 0b1eb39f0e741b958206d9dc54aeed5270272676 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:10,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:10,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:10,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:10,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:10,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:10,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:10,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:10,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:10,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:10,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:10,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:10,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:10,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:10,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:10,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:10,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:10,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:10,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:10,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:10,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:10,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:10,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:10,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:10,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:10,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:10,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:10,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:10,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:10,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:10,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:10,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:10,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:10,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:10,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:10,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:10,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:10,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:10,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:10,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:10,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:10,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:10,702 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:10,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:10,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:10,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:10,714 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:10,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:10,715 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:10,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:10,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:10,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:10,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:10,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:10,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:10,719 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:10,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:10,719 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:10,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:10,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:10,722 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:10,722 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:10,724 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:10,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:10,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:10,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:10,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:10,725 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:10,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:10,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:10,728 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 -> 0b1eb39f0e741b958206d9dc54aeed5270272676 [2019-11-25 22:26:11,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:11,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:11,305 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:11,309 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:11,310 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:11,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label18.c [2019-11-25 22:26:11,470 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f473e7676/baffa0d579f74be6bd8431018b71eec1/FLAGc29c9848f [2019-11-25 22:26:12,703 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:12,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label18.c [2019-11-25 22:26:12,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f473e7676/baffa0d579f74be6bd8431018b71eec1/FLAGc29c9848f [2019-11-25 22:26:12,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f473e7676/baffa0d579f74be6bd8431018b71eec1 [2019-11-25 22:26:12,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:12,795 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:12,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:12,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:12,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:12,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:12" (1/1) ... [2019-11-25 22:26:12,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:12, skipping insertion in model container [2019-11-25 22:26:12,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:12" (1/1) ... [2019-11-25 22:26:12,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:12,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:13,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:14,008 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:14,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:14,333 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:14,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14 WrapperNode [2019-11-25 22:26:14,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:14,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:14,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:14,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:14,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:14,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:14,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:14,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:14,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:14,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:14,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:14,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:14,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:14,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:14,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:14,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:14,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:14,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:14,711 INFO L168 Benchmark]: Toolchain (without parser) took 1910.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.7 MB in the end (delta: 3.8 kB). Peak memory consumption was 69.4 kB. Max. memory is 12.5 GB. [2019-11-25 22:26:14,712 INFO L168 Benchmark]: CDTParser took 3.60 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. [2019-11-25 22:26:14,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1535.04 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 973.1 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:14,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.20 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:14,723 INFO L168 Benchmark]: Boogie Preprocessor took 181.74 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:14,735 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.60 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 1535.04 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 973.1 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.20 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 181.74 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 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 0.1.24-65d6cd2 [2019-11-25 22:26:18,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:18,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:18,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:18,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:18,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:18,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:18,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:18,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:18,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:18,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:18,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:18,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:18,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:18,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:18,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:18,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:18,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:18,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:18,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:18,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:18,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:18,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:18,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:18,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:18,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:18,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:18,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:18,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:18,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:18,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:18,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:18,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:18,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:18,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:18,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:18,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:18,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:18,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:18,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:18,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:18,767 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:18,806 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:18,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:18,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:18,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:18,814 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:18,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:18,815 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:18,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:18,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:18,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:18,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:18,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:18,819 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:18,820 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:18,822 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:18,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:18,822 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:18,823 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:18,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:18,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:18,824 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:18,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:18,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:18,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:18,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:18,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:18,828 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:18,829 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:18,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:18,829 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:18,830 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 -> 0b1eb39f0e741b958206d9dc54aeed5270272676 [2019-11-25 22:26:19,430 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:19,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:19,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:19,471 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:19,474 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:19,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label18.c [2019-11-25 22:26:19,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c94c10fa/daa029084c72493bbf5ee43e115a608c/FLAGd2172e8ba [2019-11-25 22:26:20,892 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:20,894 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label18.c [2019-11-25 22:26:20,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c94c10fa/daa029084c72493bbf5ee43e115a608c/FLAGd2172e8ba [2019-11-25 22:26:20,967 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c94c10fa/daa029084c72493bbf5ee43e115a608c [2019-11-25 22:26:20,978 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:20,981 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:20,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:20,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:20,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:20,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:20" (1/1) ... [2019-11-25 22:26:21,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a2ddf4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:21, skipping insertion in model container [2019-11-25 22:26:21,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:20" (1/1) ... [2019-11-25 22:26:21,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:21,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:22,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:22,190 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:22,480 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:22,527 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:22,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22 WrapperNode [2019-11-25 22:26:22,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:22,536 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:22,536 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:22,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:22,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22" (1/1) ... [2019-11-25 22:26:22,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22" (1/1) ... [2019-11-25 22:26:22,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:22,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:22,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:22,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:22,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22" (1/1) ... [2019-11-25 22:26:22,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22" (1/1) ... [2019-11-25 22:26:22,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22" (1/1) ... [2019-11-25 22:26:22,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22" (1/1) ... [2019-11-25 22:26:22,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22" (1/1) ... [2019-11-25 22:26:22,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22" (1/1) ... [2019-11-25 22:26:22,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:22" (1/1) ... [2019-11-25 22:26:22,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:22,987 INFO L168 Benchmark]: Toolchain (without parser) took 1999.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 950.7 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:22,988 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-25 22:26:22,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1543.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.0 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:22,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.09 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:23,000 INFO L168 Benchmark]: Boogie Preprocessor took 194.65 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 950.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:23,013 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1543.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 968.0 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 247.09 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.65 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 950.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...