./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label56.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/Problem13_label56.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 d8ac605fb54420f21770c3cd341f1252317afa74 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label56.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 d8ac605fb54420f21770c3cd341f1252317afa74 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:56:55,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:55,623 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:55,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:55,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:55,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:55,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:55,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:55,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:55,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:55,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:55,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:55,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:55,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:55,689 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:55,693 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:55,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:55,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:55,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:55,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:55,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:55,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:55,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:55,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:55,725 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:55,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:55,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:55,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:55,730 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:55,731 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:55,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:55,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:55,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:55,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:55,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:55,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:55,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:55,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:55,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:55,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:55,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:55,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:56:55,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:55,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:55,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:55,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:55,780 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:55,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:55,781 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:55,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:56:55,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:55,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:55,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:55,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:55,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:55,785 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:55,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:55,785 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:55,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:55,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:55,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:55,786 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:55,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:55,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:55,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:55,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:55,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:55,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:56:55,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:56:55,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:55,791 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 -> d8ac605fb54420f21770c3cd341f1252317afa74 [2019-11-27 15:56:56,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:56,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:56,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:56,293 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:56,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:56,296 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-27 15:56:56,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c12994b8/6bec24473e534231af276275f58bd87c/FLAG04e8064b7 [2019-11-27 15:56:57,569 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:57,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-27 15:56:57,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c12994b8/6bec24473e534231af276275f58bd87c/FLAG04e8064b7 [2019-11-27 15:56:57,938 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c12994b8/6bec24473e534231af276275f58bd87c [2019-11-27 15:56:57,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:57,946 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:57,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:57,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:57,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:57,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:57" (1/1) ... [2019-11-27 15:56:57,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:57, skipping insertion in model container [2019-11-27 15:56:57,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:57" (1/1) ... [2019-11-27 15:56:57,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:58,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:00,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:00,317 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:01,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:01,368 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:01,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:01 WrapperNode [2019-11-27 15:57:01,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:01,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:01,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:01,375 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:01,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:01" (1/1) ... [2019-11-27 15:57:01,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:01" (1/1) ... [2019-11-27 15:57:02,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:02,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:02,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:02,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:02,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:01" (1/1) ... [2019-11-27 15:57:02,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:01" (1/1) ... [2019-11-27 15:57:02,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:01" (1/1) ... [2019-11-27 15:57:02,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:01" (1/1) ... [2019-11-27 15:57:02,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:01" (1/1) ... [2019-11-27 15:57:02,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:01" (1/1) ... [2019-11-27 15:57:02,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:01" (1/1) ... [2019-11-27 15:57:03,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:03,095 INFO L168 Benchmark]: Toolchain (without parser) took 5141.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 810.7 MB in the end (delta: 133.8 MB). Peak memory consumption was 133.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:03,096 INFO L168 Benchmark]: CDTParser took 0.27 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 15:57:03,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3425.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:03,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 984.12 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 875.3 MB in the end (delta: -101.5 MB). Peak memory consumption was 129.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:03,104 INFO L168 Benchmark]: Boogie Preprocessor took 726.23 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 810.7 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:03,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 3425.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 984.12 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 875.3 MB in the end (delta: -101.5 MB). Peak memory consumption was 129.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 726.23 ms. Allocated memory is still 1.0 GB. Free memory was 875.3 MB in the beginning and 810.7 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 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 15:57:05,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:05,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:05,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:05,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:05,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:05,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:05,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:05,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:05,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:05,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:05,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:05,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:05,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:05,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:05,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:05,908 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:05,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:05,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:05,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:05,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:05,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:05,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:05,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:05,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:05,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:05,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:05,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:05,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:05,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:05,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:05,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:05,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:05,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:05,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:05,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:05,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:05,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:05,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:05,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:05,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:05,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:05,991 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:05,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:05,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:05,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:05,998 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:05,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:05,998 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:05,998 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:05,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:05,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:06,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:06,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:06,000 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:06,003 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:06,003 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:06,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:06,004 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:06,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:06,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:06,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:06,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:06,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:06,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:06,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:06,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:06,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:06,006 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:06,006 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:06,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:06,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:06,009 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 -> d8ac605fb54420f21770c3cd341f1252317afa74 [2019-11-27 15:57:06,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:06,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:06,417 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:06,419 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:06,422 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:06,423 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-27 15:57:06,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0303d2348/11fa9bf2f8b04e27a7ecc1dd1f8e6c52/FLAGeda971d73 [2019-11-27 15:57:07,677 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:07,678 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label56.c [2019-11-27 15:57:07,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0303d2348/11fa9bf2f8b04e27a7ecc1dd1f8e6c52/FLAGeda971d73 [2019-11-27 15:57:08,058 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0303d2348/11fa9bf2f8b04e27a7ecc1dd1f8e6c52 [2019-11-27 15:57:08,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:08,073 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:08,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:08,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:08,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:08,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:08,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08, skipping insertion in model container [2019-11-27 15:57:08,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:08,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:08,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:10,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:10,784 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:12,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:12,063 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:12,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:12 WrapperNode [2019-11-27 15:57:12,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:12,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:12,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:12,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:12,084 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 15:57:12,269 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 15:57:12,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:12,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:12,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:12,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:12,539 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 15:57:12,539 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 15:57:12,598 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 15:57:12,601 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 15:57:12,782 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 15:57:12,827 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 15:57:12,872 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 15:57:12,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:12,922 INFO L168 Benchmark]: Toolchain (without parser) took 4847.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 881.9 MB in the end (delta: 62.6 MB). Peak memory consumption was 62.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:12,925 INFO L168 Benchmark]: CDTParser took 0.23 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 15:57:12,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3990.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:12,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 452.46 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.5 MB in the end (delta: -201.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:12,932 INFO L168 Benchmark]: Boogie Preprocessor took 395.39 ms. Allocated memory is still 1.0 GB. Free memory was 918.5 MB in the beginning and 881.9 MB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:12,938 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 3990.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 452.46 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.5 MB in the end (delta: -201.9 MB). Peak memory consumption was 36.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 395.39 ms. Allocated memory is still 1.0 GB. Free memory was 918.5 MB in the beginning and 881.9 MB in the end (delta: 36.6 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...