./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label00.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/Problem18_label00.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 5096008a527175ebc7b998e045366c013f33e1f3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem18_label00.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 5096008a527175ebc7b998e045366c013f33e1f3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:56:49,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:49,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:49,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:49,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:49,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:49,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:49,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:49,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:49,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:49,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:49,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:49,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:49,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:49,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:49,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:49,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:49,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:49,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:49,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:49,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:49,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:49,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:49,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:49,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:49,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:49,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:49,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:49,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:49,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:49,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:49,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:49,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:49,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:49,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:49,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:49,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:49,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:49,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:49,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:49,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:49,839 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:49,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:49,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:49,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:49,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:49,886 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:49,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:49,887 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:49,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:49,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:49,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:49,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:49,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:49,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:49,890 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:49,890 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:49,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:49,892 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:49,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:49,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:49,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:49,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:49,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:49,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:49,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:49,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:49,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:49,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:49,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:49,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:49,899 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 -> 5096008a527175ebc7b998e045366c013f33e1f3 [2019-11-24 20:56:50,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:50,521 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:50,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:50,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:50,536 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:50,537 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label00.c [2019-11-24 20:56:50,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1231b1477/b83cb8b95c3540d1848bc6cf272ed2fc/FLAG94941f0c1 [2019-11-24 20:56:52,373 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:52,376 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label00.c [2019-11-24 20:56:52,439 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1231b1477/b83cb8b95c3540d1848bc6cf272ed2fc/FLAG94941f0c1 [2019-11-24 20:56:52,480 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1231b1477/b83cb8b95c3540d1848bc6cf272ed2fc [2019-11-24 20:56:52,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:52,489 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:52,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:52,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:52,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:52,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:52" (1/1) ... [2019-11-24 20:56:52,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:52, skipping insertion in model container [2019-11-24 20:56:52,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:52" (1/1) ... [2019-11-24 20:56:52,534 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:52,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:55,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:55,643 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:56,571 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:56,634 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:56,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56 WrapperNode [2019-11-24 20:56:56,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:56,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:56,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:56,641 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:56,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:56,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:57,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:57,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:57,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:57,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:57,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:57,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:57,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:57,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:57,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:57,581 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:57,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:56" (1/1) ... [2019-11-24 20:56:57,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:57,792 INFO L168 Benchmark]: Toolchain (without parser) took 5293.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.1 MB in the end (delta: 146.2 MB). Peak memory consumption was 146.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:57,793 INFO L168 Benchmark]: CDTParser took 2.75 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 20:56:57,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4144.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:57,797 INFO L168 Benchmark]: Boogie Procedure Inliner took 583.85 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 833.2 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:57,802 INFO L168 Benchmark]: Boogie Preprocessor took 555.35 ms. Allocated memory is still 1.0 GB. Free memory was 833.2 MB in the beginning and 804.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:57,811 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 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 4144.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 583.85 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 833.2 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 555.35 ms. Allocated memory is still 1.0 GB. Free memory was 833.2 MB in the beginning and 804.1 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 20:57:01,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:01,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:01,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:01,990 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:01,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:01,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:02,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:02,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:02,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:02,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:02,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:02,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:02,038 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:02,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:02,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:02,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:02,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:02,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:02,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:02,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:02,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:02,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:02,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:02,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:02,098 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:02,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:02,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:02,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:02,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:02,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:02,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:02,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:02,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:02,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:02,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:02,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:02,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:02,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:02,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:02,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:02,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:02,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:02,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:02,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:02,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:02,177 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:02,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:02,179 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:02,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:02,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:02,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:02,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:02,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:02,184 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:02,184 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:02,185 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:02,185 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:02,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:02,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:02,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:02,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:02,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:02,190 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:02,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:02,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:02,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:02,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:02,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:02,193 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:02,194 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:02,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:02,197 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:02,197 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 -> 5096008a527175ebc7b998e045366c013f33e1f3 [2019-11-24 20:57:02,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:02,800 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:02,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:02,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:02,816 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:02,817 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label00.c [2019-11-24 20:57:02,984 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36f7c0cf4/7da2b635f0fc4d59946e2dbcf840a969/FLAG2063333d8 [2019-11-24 20:57:04,648 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:04,653 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label00.c [2019-11-24 20:57:04,725 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36f7c0cf4/7da2b635f0fc4d59946e2dbcf840a969/FLAG2063333d8 [2019-11-24 20:57:04,762 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36f7c0cf4/7da2b635f0fc4d59946e2dbcf840a969 [2019-11-24 20:57:04,771 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:04,773 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:04,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:04,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:04,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:04,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:04, skipping insertion in model container [2019-11-24 20:57:04,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:04" (1/1) ... [2019-11-24 20:57:04,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:05,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:07,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:07,452 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:08,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:08,833 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:08,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08 WrapperNode [2019-11-24 20:57:08,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:08,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:08,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:08,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:08,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:08,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,266 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:09,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:09,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:09,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:09,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:08" (1/1) ... [2019-11-24 20:57:09,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:09,716 INFO L168 Benchmark]: Toolchain (without parser) took 4937.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.2 MB in the end (delta: 151.1 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:09,718 INFO L168 Benchmark]: CDTParser took 1.63 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 20:57:09,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4055.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:09,722 INFO L168 Benchmark]: Boogie Procedure Inliner took 424.61 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:09,728 INFO L168 Benchmark]: Boogie Preprocessor took 441.30 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:09,738 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 4055.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 424.61 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 441.30 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...