./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_label01.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 898326a260ef7a0c7c93877f2e52b59d33f388b2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label01.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 898326a260ef7a0c7c93877f2e52b59d33f388b2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:43:01,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:01,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:01,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:01,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:01,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:01,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:01,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:01,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:01,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:01,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:01,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:01,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:01,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:01,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:01,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:01,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:01,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:01,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:01,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:01,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:01,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:01,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:01,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:01,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:01,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:01,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:01,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:01,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:01,911 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:01,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:01,912 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:01,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:01,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:01,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:01,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:01,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:01,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:01,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:01,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:01,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:01,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:01,969 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:01,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:01,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:01,978 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:01,978 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:01,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:01,979 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:01,979 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:01,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:01,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:01,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:01,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:01,984 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:01,984 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:01,985 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:01,987 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:01,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:01,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:01,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:01,988 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:01,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:01,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:01,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:01,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:01,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:01,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:01,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:01,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:01,995 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 -> 898326a260ef7a0c7c93877f2e52b59d33f388b2 [2019-11-25 22:43:02,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:02,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:02,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:02,633 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:02,635 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:02,639 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label01.c [2019-11-25 22:43:02,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60595c40c/87d2ed0b83bf4470a1e4bf88b4c8c93a/FLAGfe0d7dada [2019-11-25 22:43:04,382 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:04,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label01.c [2019-11-25 22:43:04,442 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60595c40c/87d2ed0b83bf4470a1e4bf88b4c8c93a/FLAGfe0d7dada [2019-11-25 22:43:04,480 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60595c40c/87d2ed0b83bf4470a1e4bf88b4c8c93a [2019-11-25 22:43:04,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:04,494 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:04,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:04,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:04,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:04,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:04" (1/1) ... [2019-11-25 22:43:04,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:04, skipping insertion in model container [2019-11-25 22:43:04,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:04" (1/1) ... [2019-11-25 22:43:04,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:04,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:07,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:07,084 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:08,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:08,080 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:08,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:08 WrapperNode [2019-11-25 22:43:08,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:08,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:08,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:08,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:08,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:08" (1/1) ... [2019-11-25 22:43:08,226 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:08" (1/1) ... [2019-11-25 22:43:08,715 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:08,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:08,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:08,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:08,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:08" (1/1) ... [2019-11-25 22:43:08,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:08" (1/1) ... [2019-11-25 22:43:08,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:08" (1/1) ... [2019-11-25 22:43:08,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:08" (1/1) ... [2019-11-25 22:43:09,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:08" (1/1) ... [2019-11-25 22:43:09,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:08" (1/1) ... [2019-11-25 22:43:09,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:08" (1/1) ... [2019-11-25 22:43:09,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:09,416 INFO L168 Benchmark]: Toolchain (without parser) took 4914.18 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: 146.1 MB). Peak memory consumption was 146.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:09,417 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-25 22:43:09,422 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3587.28 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: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:09,425 INFO L168 Benchmark]: Boogie Procedure Inliner took 630.64 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.6 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:09,431 INFO L168 Benchmark]: Boogie Preprocessor took 686.90 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.1 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:09,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 3587.28 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: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 630.64 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.6 MB in the end (delta: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 686.90 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.1 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 0.1.24-65d6cd2 [2019-11-25 22:43:13,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:13,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:13,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:13,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:13,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:13,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:13,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:13,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:13,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:13,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:13,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:13,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:13,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:13,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:13,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:13,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:13,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:13,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:13,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:13,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:13,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:13,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:13,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:13,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:13,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:13,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:13,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:13,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:13,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:13,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:13,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:13,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:13,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:13,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:13,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:13,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:13,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:13,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:13,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:13,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:13,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:13,570 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:13,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:13,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:13,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:13,578 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:13,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:13,579 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:13,579 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:13,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:13,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:13,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:13,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:13,583 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:13,584 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:13,584 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:13,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:13,585 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:13,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:13,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:13,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:13,588 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:13,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:13,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:13,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:13,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:13,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:13,592 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:13,593 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:13,593 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:13,593 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:13,595 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 -> 898326a260ef7a0c7c93877f2e52b59d33f388b2 [2019-11-25 22:43:14,171 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:14,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:14,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:14,209 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:14,213 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:14,215 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label01.c [2019-11-25 22:43:14,363 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db65b4c43/0fda8618458b4d6f84fdb379ff27cf8f/FLAGc993b5307 [2019-11-25 22:43:15,886 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:15,890 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label01.c [2019-11-25 22:43:15,949 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db65b4c43/0fda8618458b4d6f84fdb379ff27cf8f/FLAGc993b5307 [2019-11-25 22:43:16,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db65b4c43/0fda8618458b4d6f84fdb379ff27cf8f [2019-11-25 22:43:16,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:16,057 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:16,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:16,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:16,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:16,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:16" (1/1) ... [2019-11-25 22:43:16,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:16, skipping insertion in model container [2019-11-25 22:43:16,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:16" (1/1) ... [2019-11-25 22:43:16,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:16,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:18,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:18,991 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:20,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:20,353 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:20,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:20 WrapperNode [2019-11-25 22:43:20,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:20,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:20,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:20,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:20,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:20" (1/1) ... [2019-11-25 22:43:20,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:20" (1/1) ... [2019-11-25 22:43:20,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:20,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:20,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:20,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:20,847 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:20" (1/1) ... [2019-11-25 22:43:20,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:20" (1/1) ... [2019-11-25 22:43:20,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:20" (1/1) ... [2019-11-25 22:43:20,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:20" (1/1) ... [2019-11-25 22:43:21,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:20" (1/1) ... [2019-11-25 22:43:21,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:20" (1/1) ... [2019-11-25 22:43:21,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:20" (1/1) ... [2019-11-25 22:43:21,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:21,210 INFO L168 Benchmark]: Toolchain (without parser) took 5146.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 809.2 MB in the end (delta: 146.8 MB). Peak memory consumption was 146.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:21,211 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-25 22:43:21,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4295.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 855.0 MB in the end (delta: 100.9 MB). Peak memory consumption was 101.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:21,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 461.13 ms. Allocated memory is still 1.0 GB. Free memory was 855.0 MB in the beginning and 826.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:21,220 INFO L168 Benchmark]: Boogie Preprocessor took 381.22 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 809.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:21,231 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 4295.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 855.0 MB in the end (delta: 100.9 MB). Peak memory consumption was 101.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 461.13 ms. Allocated memory is still 1.0 GB. Free memory was 855.0 MB in the beginning and 826.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 381.22 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 809.2 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...