./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label32.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label32.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 167fab1061f56505b6b53be103269c3b7b2a1259 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label32.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 167fab1061f56505b6b53be103269c3b7b2a1259 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:17,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:17,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:17,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:17,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:17,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:17,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:17,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:17,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:17,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:17,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:17,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:17,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:17,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:17,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:17,950 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:17,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:17,957 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:17,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:17,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:17,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:17,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:17,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:17,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:18,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:18,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:18,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:18,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:18,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:18,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:18,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:18,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:18,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:18,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:18,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:18,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:18,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:18,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:18,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:18,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:18,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:18,030 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:18,066 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:18,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:18,073 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:18,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:18,076 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:18,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:18,076 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:18,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:18,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:18,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:18,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:18,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:18,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:18,082 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:18,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:18,082 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:18,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:18,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:18,084 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:18,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:18,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:18,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:18,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:18,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:18,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:18,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:18,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:18,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:18,090 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 -> 167fab1061f56505b6b53be103269c3b7b2a1259 [2019-11-26 16:51:18,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:18,648 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:18,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:18,663 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:18,665 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:18,666 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-26 16:51:18,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b5348f9/af80bb36f6724a358cee0ded9c1ec885/FLAG5bb487cfa [2019-11-26 16:51:20,366 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:20,369 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-26 16:51:20,428 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b5348f9/af80bb36f6724a358cee0ded9c1ec885/FLAG5bb487cfa [2019-11-26 16:51:20,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07b5348f9/af80bb36f6724a358cee0ded9c1ec885 [2019-11-26 16:51:20,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:20,488 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:20,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:20,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:20,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:20,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:20, skipping insertion in model container [2019-11-26 16:51:20,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:20" (1/1) ... [2019-11-26 16:51:20,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:20,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:23,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:23,383 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:24,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:24,550 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:24,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:24 WrapperNode [2019-11-26 16:51:24,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:24,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:24,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:24,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:24,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:24" (1/1) ... [2019-11-26 16:51:24,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:24" (1/1) ... [2019-11-26 16:51:25,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:25,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:25,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:25,082 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:25,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:24" (1/1) ... [2019-11-26 16:51:25,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:24" (1/1) ... [2019-11-26 16:51:25,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:24" (1/1) ... [2019-11-26 16:51:25,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:24" (1/1) ... [2019-11-26 16:51:25,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:24" (1/1) ... [2019-11-26 16:51:25,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:24" (1/1) ... [2019-11-26 16:51:25,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:24" (1/1) ... [2019-11-26 16:51:25,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:25,577 INFO L168 Benchmark]: Toolchain (without parser) took 5084.03 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 818.0 MB in the end (delta: 132.2 MB). Peak memory consumption was 132.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:25,582 INFO L168 Benchmark]: CDTParser took 1.53 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. [2019-11-26 16:51:25,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4063.76 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 887.0 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:25,587 INFO L168 Benchmark]: Boogie Procedure Inliner took 524.07 ms. Allocated memory is still 1.0 GB. Free memory was 887.0 MB in the beginning and 846.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:25,591 INFO L168 Benchmark]: Boogie Preprocessor took 488.55 ms. Allocated memory is still 1.0 GB. Free memory was 846.7 MB in the beginning and 818.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:25,602 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 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 4063.76 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 887.0 MB in the end (delta: 63.2 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 524.07 ms. Allocated memory is still 1.0 GB. Free memory was 887.0 MB in the beginning and 846.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 488.55 ms. Allocated memory is still 1.0 GB. Free memory was 846.7 MB in the beginning and 818.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-025d5a2 [2019-11-26 16:51:29,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:29,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:29,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:29,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:29,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:29,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:29,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:29,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:29,719 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:29,722 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:29,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:29,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:29,738 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:29,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:29,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:29,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:29,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:29,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:29,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:29,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:29,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:29,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:29,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:29,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:29,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:29,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:29,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:29,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:29,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:29,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:29,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:29,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:29,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:29,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:29,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:29,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:29,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:29,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:29,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:29,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:29,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:29,880 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:29,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:29,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:29,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:29,885 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:29,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:29,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:29,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:29,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:29,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:29,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:29,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:29,893 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:29,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:29,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:29,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:29,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:29,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:29,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:29,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:29,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:29,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:29,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:29,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:29,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:29,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:29,903 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:29,903 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:29,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:29,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:29,905 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 -> 167fab1061f56505b6b53be103269c3b7b2a1259 [2019-11-26 16:51:30,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:30,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:30,500 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:30,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:30,508 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:30,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-26 16:51:30,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53b572624/cafff3bda20b4ee8a23152bb79ea5999/FLAG2ded363ff [2019-11-26 16:51:32,204 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:32,205 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-26 16:51:32,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53b572624/cafff3bda20b4ee8a23152bb79ea5999/FLAG2ded363ff [2019-11-26 16:51:32,325 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53b572624/cafff3bda20b4ee8a23152bb79ea5999 [2019-11-26 16:51:32,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:32,341 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:32,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:32,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:32,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:32,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:32" (1/1) ... [2019-11-26 16:51:32,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:32, skipping insertion in model container [2019-11-26 16:51:32,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:32" (1/1) ... [2019-11-26 16:51:32,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:32,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:35,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:35,218 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:36,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:36,572 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:36,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:36 WrapperNode [2019-11-26 16:51:36,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:36,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:36,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:36,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:36,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:36,705 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:36,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:36,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:36,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:36,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:37,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:37,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:37,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:37,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:37,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:37,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:37,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:36" (1/1) ... [2019-11-26 16:51:37,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:37,434 INFO L168 Benchmark]: Toolchain (without parser) took 5090.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 809.1 MB in the end (delta: 145.4 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:37,435 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-26 16:51:37,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4233.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 854.9 MB in the end (delta: 99.6 MB). Peak memory consumption was 99.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:37,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 414.04 ms. Allocated memory is still 1.0 GB. Free memory was 854.9 MB in the beginning and 826.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:37,447 INFO L168 Benchmark]: Boogie Preprocessor took 434.12 ms. Allocated memory is still 1.0 GB. Free memory was 826.3 MB in the beginning and 809.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:37,456 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 4233.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 854.9 MB in the end (delta: 99.6 MB). Peak memory consumption was 99.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 414.04 ms. Allocated memory is still 1.0 GB. Free memory was 854.9 MB in the beginning and 826.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 434.12 ms. Allocated memory is still 1.0 GB. Free memory was 826.3 MB in the beginning and 809.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...