./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label05.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/Problem01_label05.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 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem01_label05.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 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:39:17,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:17,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:17,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:17,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:17,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:17,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:17,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:17,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:17,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:17,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:17,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:17,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:17,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:17,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:17,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:17,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:17,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:17,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:17,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:17,917 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:17,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:17,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:17,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:17,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:17,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:17,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:17,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:17,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:17,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:17,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:17,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:17,950 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:17,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:17,955 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:17,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:17,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:17,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:17,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:17,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:17,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:17,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:18,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:18,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:18,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:18,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:18,010 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:18,013 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:18,013 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:18,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:18,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:18,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:18,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:18,016 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:18,016 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:18,018 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:18,019 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:18,019 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:18,019 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:18,019 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:18,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:18,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:18,021 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:18,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:18,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:18,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:18,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:18,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:18,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:18,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:18,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:18,027 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 -> 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f [2019-11-24 20:39:18,629 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:18,658 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:18,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:18,671 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:18,672 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:18,673 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label05.c [2019-11-24 20:39:18,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d0e538d3/74508459afd64e95bc254e1ef116e1f4/FLAG24ccde4cf [2019-11-24 20:39:20,014 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:20,019 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label05.c [2019-11-24 20:39:20,051 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d0e538d3/74508459afd64e95bc254e1ef116e1f4/FLAG24ccde4cf [2019-11-24 20:39:20,483 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d0e538d3/74508459afd64e95bc254e1ef116e1f4 [2019-11-24 20:39:20,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:20,496 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:20,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:20,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:20,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:20,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:20" (1/1) ... [2019-11-24 20:39:20,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:20, skipping insertion in model container [2019-11-24 20:39:20,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:20" (1/1) ... [2019-11-24 20:39:20,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:20,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:21,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:21,662 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:22,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:22,089 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:22,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22 WrapperNode [2019-11-24 20:39:22,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:22,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:22,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:22,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:22,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,308 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:22,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:22,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:22,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:22,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,440 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:22" (1/1) ... [2019-11-24 20:39:22,493 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:22,506 INFO L168 Benchmark]: Toolchain (without parser) took 2002.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.1 MB in the end (delta: -10.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:39:22,508 INFO L168 Benchmark]: CDTParser took 3.00 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 20:39:22,514 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1589.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.6 MB in the end (delta: -21.9 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:22,521 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.14 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 977.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:22,524 INFO L168 Benchmark]: Boogie Preprocessor took 186.19 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:22,538 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.00 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 1589.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.6 MB in the end (delta: -21.9 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.14 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 977.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.19 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:26,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:26,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:26,451 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:26,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:26,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:26,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:26,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:26,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:26,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:26,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:26,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:26,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:26,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:26,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:26,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:26,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:26,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:26,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:26,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:26,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:26,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:26,554 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:26,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:26,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:26,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:26,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:26,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:26,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:26,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:26,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:26,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:26,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:26,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:26,585 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:26,585 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:26,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:26,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:26,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:26,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:26,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:26,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:39:26,637 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:26,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:26,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:26,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:26,643 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:26,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:26,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:26,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:26,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:26,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:26,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:26,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:26,648 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:26,651 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:39:26,651 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:39:26,652 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:26,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:26,652 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:26,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:26,653 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:26,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:26,656 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:26,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:26,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:26,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:26,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:26,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:26,659 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:39:26,659 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:39:26,659 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:26,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:39:26,662 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 -> 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f [2019-11-24 20:39:27,282 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:27,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:27,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:27,321 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:27,324 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:27,325 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label05.c [2019-11-24 20:39:27,481 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c31bf31/71540657fa114524a1a84b02389a3bf1/FLAGd8a40147c [2019-11-24 20:39:28,736 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:28,741 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label05.c [2019-11-24 20:39:28,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c31bf31/71540657fa114524a1a84b02389a3bf1/FLAGd8a40147c [2019-11-24 20:39:28,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50c31bf31/71540657fa114524a1a84b02389a3bf1 [2019-11-24 20:39:28,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:28,826 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:28,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:28,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:28,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:28,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:28" (1/1) ... [2019-11-24 20:39:28,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:28, skipping insertion in model container [2019-11-24 20:39:28,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:28" (1/1) ... [2019-11-24 20:39:28,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:28,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:30,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:30,126 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:30,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:30,487 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:30,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30 WrapperNode [2019-11-24 20:39:30,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:30,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:30,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:30,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:30,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:30,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:30,725 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:30,725 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:30,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:30" (1/1) ... [2019-11-24 20:39:30,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:30,929 INFO L168 Benchmark]: Toolchain (without parser) took 2096.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,937 INFO L168 Benchmark]: CDTParser took 0.99 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 20:39:30,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1660.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 231.05 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,945 INFO L168 Benchmark]: Boogie Preprocessor took 195.44 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:30,962 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.99 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 1660.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 231.05 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.44 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...