./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label18.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/Problem14_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 aa5727f4ca959e9f1381ab25b47e75816fdeddfa .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem14_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 aa5727f4ca959e9f1381ab25b47e75816fdeddfa .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:57:18,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:18,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:18,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:18,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:18,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:18,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:18,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:18,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:18,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:18,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:18,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:18,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:18,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:18,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:18,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:18,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:18,489 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:18,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:18,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:18,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:18,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:18,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:18,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:18,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:18,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:18,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:18,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:18,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:18,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:18,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:18,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:18,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:18,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:18,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:18,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:18,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:18,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:18,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:18,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:18,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:18,581 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:18,625 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:18,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:18,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:18,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:18,636 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:18,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:18,637 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:18,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:18,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:18,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:18,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:18,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:18,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:18,645 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:18,645 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:18,646 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:18,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:18,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:18,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:18,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:18,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:18,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:18,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:18,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:18,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:18,654 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:18,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:18,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:18,655 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 -> aa5727f4ca959e9f1381ab25b47e75816fdeddfa [2019-11-27 15:57:19,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:19,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:19,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:19,262 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:19,263 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:19,264 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-27 15:57:19,430 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2be11b9b/cea92a782a124458801494c6ca3de9c9/FLAG25386ca6b [2019-11-27 15:57:20,677 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:20,688 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-27 15:57:20,723 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2be11b9b/cea92a782a124458801494c6ca3de9c9/FLAG25386ca6b [2019-11-27 15:57:20,761 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2be11b9b/cea92a782a124458801494c6ca3de9c9 [2019-11-27 15:57:20,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:20,778 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:20,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:20,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:20,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:20,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:20" (1/1) ... [2019-11-27 15:57:20,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:20, skipping insertion in model container [2019-11-27 15:57:20,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:20" (1/1) ... [2019-11-27 15:57:20,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:20,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:22,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:22,107 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:22,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:22,450 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:22,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:22 WrapperNode [2019-11-27 15:57:22,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:22,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:22,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:22,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:22,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:22" (1/1) ... [2019-11-27 15:57:22,527 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:22" (1/1) ... [2019-11-27 15:57:22,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:22,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:22,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:22,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:22,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:22" (1/1) ... [2019-11-27 15:57:22,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:22" (1/1) ... [2019-11-27 15:57:22,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:22" (1/1) ... [2019-11-27 15:57:22,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:22" (1/1) ... [2019-11-27 15:57:22,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:22" (1/1) ... [2019-11-27 15:57:22,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:22" (1/1) ... [2019-11-27 15:57:22,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:22" (1/1) ... [2019-11-27 15:57:22,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:22,941 INFO L168 Benchmark]: Toolchain (without parser) took 2161.88 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 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:22,942 INFO L168 Benchmark]: CDTParser took 2.79 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 15:57:22,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1675.22 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:22,950 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.85 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:22,952 INFO L168 Benchmark]: Boogie Preprocessor took 216.95 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:22,966 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 1675.22 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 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 260.85 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.95 ms. Allocated memory is still 1.0 GB. Free memory was 955.9 MB in the beginning and 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:26,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:26,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:26,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:26,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:26,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:26,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:26,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:26,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:26,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:26,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:26,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:26,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:26,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:26,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:26,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:26,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:26,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:26,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:26,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:26,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:26,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:26,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:26,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:26,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:26,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:26,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:26,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:26,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:26,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:26,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:26,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:26,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:26,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:26,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:26,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:26,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:26,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:26,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:26,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:27,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:27,004 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:27,043 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:27,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:27,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:27,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:27,051 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:27,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:27,054 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:27,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:27,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:27,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:27,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:27,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:27,059 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:27,059 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:27,060 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:27,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:27,061 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:27,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:27,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:27,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:27,065 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:27,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:27,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:27,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:27,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:27,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:27,069 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:27,070 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:27,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:27,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:27,072 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 -> aa5727f4ca959e9f1381ab25b47e75816fdeddfa [2019-11-27 15:57:27,673 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:27,702 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:27,711 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:27,716 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:27,717 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:27,720 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-27 15:57:27,882 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab5d9a6f/af4955b926b044b39f91545e49d2a025/FLAGecf954870 [2019-11-27 15:57:29,217 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:29,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label18.c [2019-11-27 15:57:29,259 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab5d9a6f/af4955b926b044b39f91545e49d2a025/FLAGecf954870 [2019-11-27 15:57:29,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab5d9a6f/af4955b926b044b39f91545e49d2a025 [2019-11-27 15:57:29,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:29,329 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:29,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:29,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:29,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:29,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:29" (1/1) ... [2019-11-27 15:57:29,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:29, skipping insertion in model container [2019-11-27 15:57:29,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:29" (1/1) ... [2019-11-27 15:57:29,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:29,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:30,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:30,812 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:31,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:31,316 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:31,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31 WrapperNode [2019-11-27 15:57:31,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:31,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:31,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:31,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:31,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:31,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:31,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:31,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:31,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:31,714 INFO L168 Benchmark]: Toolchain (without parser) took 2384.12 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 943.7 MB in the end (delta: 18.0 MB). Peak memory consumption was 18.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:31,718 INFO L168 Benchmark]: CDTParser took 0.47 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 15:57:31,719 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1988.66 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 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:31,722 INFO L168 Benchmark]: Boogie Procedure Inliner took 202.24 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:31,726 INFO L168 Benchmark]: Boogie Preprocessor took 182.18 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 943.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:31,736 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1988.66 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 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 202.24 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.18 ms. Allocated memory is still 1.0 GB. Free memory was 949.4 MB in the beginning and 943.7 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...