./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label04.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_label04.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 e4f93eb95cdae688384271d92bae052385a66833 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label04.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 e4f93eb95cdae688384271d92bae052385a66833 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:57:08,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:08,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:08,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:08,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:08,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:08,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:08,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:08,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:08,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:08,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:08,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:08,437 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:08,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:08,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:08,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:08,450 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:08,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:08,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:08,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:08,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:08,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:08,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:08,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:08,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:08,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:08,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:08,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:08,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:08,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:08,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:08,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:08,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:08,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:08,514 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:08,514 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:08,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:08,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:08,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:08,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:08,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:08,527 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:08,582 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:08,583 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:08,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:08,591 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:08,591 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:08,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:08,592 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:08,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:08,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:08,594 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:08,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:08,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:08,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:08,601 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:08,601 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:08,602 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:08,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:08,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:08,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:08,605 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:08,605 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:08,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:08,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:08,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:08,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:08,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:08,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:08,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:08,613 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 -> e4f93eb95cdae688384271d92bae052385a66833 [2019-11-27 15:57:09,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:09,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:09,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:09,182 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:09,183 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:09,185 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label04.c [2019-11-27 15:57:09,350 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f08b719b0/10c76d63ed4046f187b1418a761c0fee/FLAG2f52a0e99 [2019-11-27 15:57:10,635 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:10,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label04.c [2019-11-27 15:57:10,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f08b719b0/10c76d63ed4046f187b1418a761c0fee/FLAG2f52a0e99 [2019-11-27 15:57:10,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f08b719b0/10c76d63ed4046f187b1418a761c0fee [2019-11-27 15:57:10,720 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:10,723 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:10,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:10,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:10,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:10,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,753 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 03:57:10, skipping insertion in model container [2019-11-27 15:57:10,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:10,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:12,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:12,088 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:12,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:12,478 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:12,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12 WrapperNode [2019-11-27 15:57:12,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:12,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:12,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:12,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:12,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:12,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:12,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:12,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:12,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,754 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12" (1/1) ... [2019-11-27 15:57:12,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:12,924 INFO L168 Benchmark]: Toolchain (without parser) took 2194.58 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 949.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:12,926 INFO L168 Benchmark]: CDTParser took 2.61 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 15:57:12,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1750.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.1 MB in the end (delta: -5.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:12,931 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.47 ms. Allocated memory is still 1.0 GB. Free memory was 967.1 MB in the beginning and 955.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:12,935 INFO L168 Benchmark]: Boogie Preprocessor took 199.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.6 MB in the beginning and 949.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:12,946 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.61 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 1750.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.1 MB in the end (delta: -5.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 234.47 ms. Allocated memory is still 1.0 GB. Free memory was 967.1 MB in the beginning and 955.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 199.39 ms. Allocated memory is still 1.0 GB. Free memory was 955.6 MB in the beginning and 949.9 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 15:57:16,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:16,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:16,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:16,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:16,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:16,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:16,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:16,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:16,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:16,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:16,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:16,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:16,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:16,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:16,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:16,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:16,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:16,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:16,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:16,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:16,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:16,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:16,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:16,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:16,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:16,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:16,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:16,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:16,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:16,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:16,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:16,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:16,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:16,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:16,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:16,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:16,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:16,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:16,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:16,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:16,991 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:17,028 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:17,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:17,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:17,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:17,037 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:17,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:17,038 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:17,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:17,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:17,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:17,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:17,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:17,042 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:17,045 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:17,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:17,046 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:17,046 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:17,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:17,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:17,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:17,048 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:17,051 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:17,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:17,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:17,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:17,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:17,053 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:17,053 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:17,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:17,054 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:17,055 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 -> e4f93eb95cdae688384271d92bae052385a66833 [2019-11-27 15:57:17,654 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:17,683 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:17,689 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:17,695 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:17,696 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:17,697 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label04.c [2019-11-27 15:57:17,835 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1439aeccb/fe24a96ada6349f6a7cde78288f0ce38/FLAG7ca9190ba [2019-11-27 15:57:19,127 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:19,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label04.c [2019-11-27 15:57:19,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1439aeccb/fe24a96ada6349f6a7cde78288f0ce38/FLAG7ca9190ba [2019-11-27 15:57:19,527 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1439aeccb/fe24a96ada6349f6a7cde78288f0ce38 [2019-11-27 15:57:19,532 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:19,536 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:19,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:19,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:19,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:19,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6369c289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19, skipping insertion in model container [2019-11-27 15:57:19,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:19,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:21,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:21,037 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:21,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:21,474 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:21,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21 WrapperNode [2019-11-27 15:57:21,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:21,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:21,477 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:21,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:21,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:21,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:21,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:21,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:21,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:21" (1/1) ... [2019-11-27 15:57:21,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:21,964 INFO L168 Benchmark]: Toolchain (without parser) took 2422.25 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 960.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,965 INFO L168 Benchmark]: CDTParser took 3.32 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:21,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1925.90 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 971.9 MB in the end (delta: -4.4 MB). Peak memory consumption was 45.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 255.63 ms. Allocated memory is still 1.0 GB. Free memory was 971.9 MB in the beginning and 966.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,976 INFO L168 Benchmark]: Boogie Preprocessor took 221.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:21,985 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.32 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 1925.90 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 971.9 MB in the end (delta: -4.4 MB). Peak memory consumption was 45.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 255.63 ms. Allocated memory is still 1.0 GB. Free memory was 971.9 MB in the beginning and 966.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 221.93 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 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...