./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label16.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem11_label16.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 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem11_label16.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 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:51:36,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:36,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:36,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:36,738 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:36,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:36,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:36,761 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:36,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:36,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:36,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:36,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:36,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:36,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:36,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:36,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:36,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:36,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:36,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:36,812 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:36,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:36,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:36,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:36,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:36,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:36,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:36,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:36,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:36,847 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:36,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:36,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:36,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:36,855 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:36,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:36,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:36,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:36,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:36,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:36,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:36,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:36,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:36,873 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:51:36,913 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:36,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:36,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:36,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:36,922 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:36,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:36,923 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:36,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:51:36,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:36,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:36,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:36,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:36,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:36,930 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:36,931 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:36,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:36,932 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:36,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:36,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:36,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:36,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:36,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:36,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:36,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:36,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:36,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:36,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:51:36,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:51:36,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:36,938 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 -> 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 [2019-11-24 20:51:37,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:37,548 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:37,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:37,558 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:37,559 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:37,560 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-11-24 20:51:37,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3805e050e/34246cffcf60426da4716fd2779f02af/FLAGf19557794 [2019-11-24 20:51:39,070 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:39,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-11-24 20:51:39,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3805e050e/34246cffcf60426da4716fd2779f02af/FLAGf19557794 [2019-11-24 20:51:39,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3805e050e/34246cffcf60426da4716fd2779f02af [2019-11-24 20:51:39,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:39,167 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:39,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:39,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:39,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:39,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:39" (1/1) ... [2019-11-24 20:51:39,195 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 24.11 08:51:39, skipping insertion in model container [2019-11-24 20:51:39,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:39" (1/1) ... [2019-11-24 20:51:39,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:39,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:40,639 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:40,650 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:41,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:41,052 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:41,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:41 WrapperNode [2019-11-24 20:51:41,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:41,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:41,060 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:41,060 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:41,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:41" (1/1) ... [2019-11-24 20:51:41,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:41" (1/1) ... [2019-11-24 20:51:41,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:41,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:41,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:41,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:41,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:41" (1/1) ... [2019-11-24 20:51:41,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:41" (1/1) ... [2019-11-24 20:51:41,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:41" (1/1) ... [2019-11-24 20:51:41,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:41" (1/1) ... [2019-11-24 20:51:41,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:41" (1/1) ... [2019-11-24 20:51:41,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:41" (1/1) ... [2019-11-24 20:51:41,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:41" (1/1) ... [2019-11-24 20:51:41,631 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:41,642 INFO L168 Benchmark]: Toolchain (without parser) took 2466.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 926.4 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:41,643 INFO L168 Benchmark]: CDTParser took 2.26 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. [2019-11-24 20:51:41,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1881.29 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 28.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:41,649 INFO L168 Benchmark]: Boogie Procedure Inliner took 305.75 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 937.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:41,654 INFO L168 Benchmark]: Boogie Preprocessor took 266.29 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 926.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:41,667 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.26 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 1881.29 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 28.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 305.75 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 937.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 266.29 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 926.4 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:51:45,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:45,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:45,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:45,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:45,576 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:45,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:45,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:45,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:45,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:45,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:45,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:45,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:45,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:45,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:45,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:45,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:45,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:45,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:45,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:45,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:45,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:45,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:45,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:45,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:45,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:45,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:45,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:45,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:45,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:45,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:45,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:45,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:45,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:45,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:45,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:45,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:45,704 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:45,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:45,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:45,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:45,713 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:51:45,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:45,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:45,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:45,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:45,762 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:45,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:45,762 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:45,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:45,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:45,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:45,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:45,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:45,767 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:45,767 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:51:45,768 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:51:45,768 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:45,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:45,770 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:45,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:45,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:45,771 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:45,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:45,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:45,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:45,773 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:45,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:45,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:45,777 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:51:45,777 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:51:45,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:45,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:51:45,779 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 -> 6edd13a583e5aadddaff8eebc6d6ef4abcd754b3 [2019-11-24 20:51:46,315 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:46,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:46,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:46,357 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:46,358 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:46,361 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-11-24 20:51:46,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82a3315cb/c268e2f2ac5d499ea73bd3c07fe93c78/FLAG725721832 [2019-11-24 20:51:47,881 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:47,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label16.c [2019-11-24 20:51:47,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82a3315cb/c268e2f2ac5d499ea73bd3c07fe93c78/FLAG725721832 [2019-11-24 20:51:47,964 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82a3315cb/c268e2f2ac5d499ea73bd3c07fe93c78 [2019-11-24 20:51:47,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:47,978 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:47,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:47,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:47,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:47,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:47" (1/1) ... [2019-11-24 20:51:48,001 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 24.11 08:51:47, skipping insertion in model container [2019-11-24 20:51:48,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:47" (1/1) ... [2019-11-24 20:51:48,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:48,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:49,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:49,621 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:50,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:50,056 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:50,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:50 WrapperNode [2019-11-24 20:51:50,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:50,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:50,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:50,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:50,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:50" (1/1) ... [2019-11-24 20:51:50,143 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:50" (1/1) ... [2019-11-24 20:51:50,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:50,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:50,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:50,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:50,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:50" (1/1) ... [2019-11-24 20:51:50,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:50" (1/1) ... [2019-11-24 20:51:50,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:50" (1/1) ... [2019-11-24 20:51:50,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:50" (1/1) ... [2019-11-24 20:51:50,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:50" (1/1) ... [2019-11-24 20:51:50,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:50" (1/1) ... [2019-11-24 20:51:50,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:50" (1/1) ... [2019-11-24 20:51:50,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:50,488 INFO L168 Benchmark]: Toolchain (without parser) took 2507.21 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 920.4 MB in the end (delta: 41.2 MB). Peak memory consumption was 41.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:50,489 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-24 20:51:50,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2076.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.6 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:50,493 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.41 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:50,499 INFO L168 Benchmark]: Boogie Preprocessor took 195.40 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:50,508 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 2076.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 937.6 MB in the end (delta: 18.3 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.41 ms. Allocated memory is still 1.0 GB. Free memory was 937.6 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.40 ms. Allocated memory is still 1.0 GB. Free memory was 926.2 MB in the beginning and 920.4 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...