./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem10_label10.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 96c689d8b65aac27592df43d0140c8853a936fe2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem10_label10.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 96c689d8b65aac27592df43d0140c8853a936fe2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:31:59,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:31:59,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:31:59,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:31:59,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:31:59,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:31:59,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:31:59,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:31:59,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:31:59,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:31:59,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:31:59,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:31:59,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:31:59,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:31:59,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:31:59,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:31:59,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:31:59,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:31:59,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:31:59,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:31:59,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:31:59,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:31:59,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:31:59,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:31:59,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:31:59,981 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:31:59,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:31:59,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:31:59,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:31:59,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:31:59,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:31:59,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:32:00,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:32:00,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:32:00,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:32:00,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:32:00,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:32:00,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:32:00,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:32:00,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:32:00,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:32:00,032 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:32:00,079 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:32:00,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:32:00,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:32:00,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:32:00,089 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:32:00,091 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:32:00,091 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:32:00,092 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:32:00,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:32:00,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:32:00,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:32:00,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:32:00,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:32:00,098 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:32:00,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:32:00,100 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:32:00,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:32:00,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:32:00,103 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:32:00,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:32:00,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:32:00,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:32:00,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:32:00,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:32:00,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:32:00,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:32:00,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:32:00,109 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:32:00,110 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 -> 96c689d8b65aac27592df43d0140c8853a936fe2 [2019-11-27 09:32:00,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:32:00,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:32:00,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:32:00,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:32:00,841 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:32:00,843 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label10.c [2019-11-27 09:32:01,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32846dcee/0f918ab1951045c99562882ad2ad9bc7/FLAG85aed4210 [2019-11-27 09:32:02,489 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:32:02,494 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label10.c [2019-11-27 09:32:02,539 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32846dcee/0f918ab1951045c99562882ad2ad9bc7/FLAG85aed4210 [2019-11-27 09:32:02,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32846dcee/0f918ab1951045c99562882ad2ad9bc7 [2019-11-27 09:32:02,596 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:32:02,601 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:32:02,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:02,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:32:02,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:32:02,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:02" (1/1) ... [2019-11-27 09:32:02,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:02, skipping insertion in model container [2019-11-27 09:32:02,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:02" (1/1) ... [2019-11-27 09:32:02,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:32:02,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:32:04,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:04,030 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:32:04,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:04,373 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:32:04,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:04 WrapperNode [2019-11-27 09:32:04,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:04,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:04,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:32:04,380 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:32:04,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:04" (1/1) ... [2019-11-27 09:32:04,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:04" (1/1) ... [2019-11-27 09:32:04,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:04,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:32:04,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:32:04,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:32:04,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:04" (1/1) ... [2019-11-27 09:32:04,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:04" (1/1) ... [2019-11-27 09:32:04,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:04" (1/1) ... [2019-11-27 09:32:04,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:04" (1/1) ... [2019-11-27 09:32:04,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:04" (1/1) ... [2019-11-27 09:32:04,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:04" (1/1) ... [2019-11-27 09:32:04,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:04" (1/1) ... [2019-11-27 09:32:04,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:32:04,831 INFO L168 Benchmark]: Toolchain (without parser) took 2224.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 959.6 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:04,832 INFO L168 Benchmark]: CDTParser took 1.64 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. [2019-11-27 09:32:04,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1772.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.0 MB in the end (delta: -3.6 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:04,837 INFO L168 Benchmark]: Boogie Procedure Inliner took 244.75 ms. Allocated memory is still 1.0 GB. Free memory was 971.0 MB in the beginning and 965.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:04,841 INFO L168 Benchmark]: Boogie Preprocessor took 195.84 ms. Allocated memory is still 1.0 GB. Free memory was 965.3 MB in the beginning and 959.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:04,853 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64 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 1772.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 971.0 MB in the end (delta: -3.6 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 244.75 ms. Allocated memory is still 1.0 GB. Free memory was 971.0 MB in the beginning and 965.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.84 ms. Allocated memory is still 1.0 GB. Free memory was 965.3 MB in the beginning and 959.6 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-da95e15 [2019-11-27 09:32:09,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:32:09,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:32:09,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:32:09,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:32:09,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:32:09,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:32:09,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:32:09,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:32:09,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:32:09,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:32:09,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:32:09,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:32:09,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:32:09,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:32:09,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:32:09,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:32:09,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:32:09,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:32:09,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:32:09,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:32:09,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:32:09,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:32:09,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:32:09,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:32:09,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:32:09,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:32:09,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:32:09,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:32:09,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:32:09,248 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:32:09,249 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:32:09,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:32:09,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:32:09,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:32:09,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:32:09,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:32:09,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:32:09,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:32:09,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:32:09,269 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:32:09,271 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:32:09,314 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:32:09,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:32:09,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:32:09,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:32:09,324 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:32:09,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:32:09,325 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:32:09,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:32:09,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:32:09,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:32:09,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:32:09,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:32:09,330 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:32:09,332 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:32:09,333 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:32:09,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:32:09,333 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:32:09,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:32:09,335 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:32:09,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:32:09,339 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:32:09,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:32:09,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:32:09,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:32:09,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:32:09,341 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:32:09,342 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:32:09,342 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:32:09,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:32:09,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:32:09,345 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 -> 96c689d8b65aac27592df43d0140c8853a936fe2 [2019-11-27 09:32:09,882 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:32:09,915 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:32:09,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:32:09,926 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:32:09,931 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:32:09,933 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label10.c [2019-11-27 09:32:10,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51655e48c/884d58742b624f81a8f937579db08d30/FLAG86033da77 [2019-11-27 09:32:11,336 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:32:11,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label10.c [2019-11-27 09:32:11,374 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51655e48c/884d58742b624f81a8f937579db08d30/FLAG86033da77 [2019-11-27 09:32:11,409 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51655e48c/884d58742b624f81a8f937579db08d30 [2019-11-27 09:32:11,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:32:11,421 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:32:11,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:11,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:32:11,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:32:11,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:11" (1/1) ... [2019-11-27 09:32:11,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:11, skipping insertion in model container [2019-11-27 09:32:11,441 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:32:11" (1/1) ... [2019-11-27 09:32:11,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:32:11,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:32:12,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:12,663 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:32:12,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:32:13,027 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:32:13,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:13 WrapperNode [2019-11-27 09:32:13,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:32:13,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:13,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:32:13,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:32:13,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:13" (1/1) ... [2019-11-27 09:32:13,100 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:13" (1/1) ... [2019-11-27 09:32:13,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:32:13,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:32:13,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:32:13,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:32:13,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:13" (1/1) ... [2019-11-27 09:32:13,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:13" (1/1) ... [2019-11-27 09:32:13,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:13" (1/1) ... [2019-11-27 09:32:13,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:13" (1/1) ... [2019-11-27 09:32:13,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:13" (1/1) ... [2019-11-27 09:32:13,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:13" (1/1) ... [2019-11-27 09:32:13,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:32:13" (1/1) ... [2019-11-27 09:32:13,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:32:13,413 INFO L168 Benchmark]: Toolchain (without parser) took 1990.72 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 960.8 MB in the end (delta: 900.1 kB). Peak memory consumption was 965.7 kB. Max. memory is 12.5 GB. [2019-11-27 09:32:13,422 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:32:13,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1605.59 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 972.2 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:13,424 INFO L168 Benchmark]: Boogie Procedure Inliner took 198.73 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:13,425 INFO L168 Benchmark]: Boogie Preprocessor took 174.70 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:32:13,436 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1605.59 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 972.2 MB in the end (delta: -10.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 198.73 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.70 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.8 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...