./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label07.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/Problem13_label07.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 3ce78cd1ef7b2077edf2e183e624444c65155a64 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem13_label07.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 3ce78cd1ef7b2077edf2e183e624444c65155a64 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:53:05,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:05,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:05,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:05,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:05,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:05,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:05,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:05,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:05,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:05,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:05,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:05,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:05,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:05,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:05,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:05,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:05,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:05,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:05,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:05,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:06,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:06,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:06,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:06,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:06,014 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:06,014 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:06,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:06,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:06,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:06,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:06,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:06,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:06,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:06,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:06,028 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:06,029 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:06,029 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:06,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:06,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:06,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:06,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:53:06,074 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:06,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:06,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:06,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:06,084 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:06,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:06,084 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:06,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:53:06,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:06,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:06,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:06,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:06,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:06,090 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:06,090 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:06,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:06,091 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:06,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:06,094 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:06,094 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:06,094 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:06,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:06,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:06,095 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:06,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:06,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:06,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:53:06,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:53:06,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:06,101 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 -> 3ce78cd1ef7b2077edf2e183e624444c65155a64 [2019-11-24 20:53:06,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:06,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:06,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:06,725 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:06,727 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:06,728 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label07.c [2019-11-24 20:53:06,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8786c682f/f280990f0a5f462883ecd1d999295cb7/FLAGf76ff8079 [2019-11-24 20:53:08,469 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:08,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label07.c [2019-11-24 20:53:08,555 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8786c682f/f280990f0a5f462883ecd1d999295cb7/FLAGf76ff8079 [2019-11-24 20:53:08,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8786c682f/f280990f0a5f462883ecd1d999295cb7 [2019-11-24 20:53:08,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:08,657 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:08,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:08,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:08,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:08,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:08" (1/1) ... [2019-11-24 20:53:08,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ede78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:08, skipping insertion in model container [2019-11-24 20:53:08,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:08" (1/1) ... [2019-11-24 20:53:08,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:09,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:12,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:12,137 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:13,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:13,750 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:13,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13 WrapperNode [2019-11-24 20:53:13,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:13,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:13,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:13,760 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:13,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:13,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:15,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:15,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:15,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:15,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:15,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:15,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:15,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:15,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:15,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:16,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:16,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:13" (1/1) ... [2019-11-24 20:53:16,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:16,352 INFO L168 Benchmark]: Toolchain (without parser) took 7686.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 805.0 MB in the end (delta: 143.8 MB). Peak memory consumption was 143.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,353 INFO L168 Benchmark]: CDTParser took 2.05 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. [2019-11-24 20:53:16,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5091.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 779.6 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,362 INFO L168 Benchmark]: Boogie Procedure Inliner took 1474.09 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.2 MB in the end (delta: -91.7 MB). Peak memory consumption was 137.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,365 INFO L168 Benchmark]: Boogie Preprocessor took 1108.71 ms. Allocated memory is still 1.0 GB. Free memory was 871.2 MB in the beginning and 805.0 MB in the end (delta: 66.2 MB). Peak memory consumption was 66.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:16,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.05 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 5091.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 779.6 MB in the end (delta: 169.2 MB). Peak memory consumption was 169.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1474.09 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.2 MB in the end (delta: -91.7 MB). Peak memory consumption was 137.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1108.71 ms. Allocated memory is still 1.0 GB. Free memory was 871.2 MB in the beginning and 805.0 MB in the end (delta: 66.2 MB). Peak memory consumption was 66.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:53:20,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:53:20,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:53:20,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:53:20,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:53:20,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:53:20,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:53:20,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:53:20,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:53:20,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:53:20,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:53:20,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:53:20,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:53:20,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:53:20,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:53:20,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:53:20,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:53:20,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:53:20,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:53:20,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:53:20,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:53:20,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:53:20,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:53:20,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:53:20,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:53:20,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:53:20,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:53:20,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:53:20,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:53:20,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:53:20,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:53:20,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:53:20,599 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:53:20,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:53:20,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:53:20,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:53:20,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:53:20,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:53:20,610 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:53:20,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:53:20,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:53:20,615 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:53:20,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:53:20,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:53:20,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:53:20,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:53:20,679 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:53:20,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:53:20,682 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:53:20,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:53:20,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:53:20,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:53:20,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:53:20,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:53:20,687 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:53:20,687 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:53:20,687 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:53:20,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:53:20,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:53:20,692 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:53:20,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:53:20,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:53:20,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:53:20,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:53:20,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:53:20,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:53:20,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:53:20,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:53:20,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:53:20,699 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:53:20,700 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:53:20,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:53:20,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:53:20,703 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 -> 3ce78cd1ef7b2077edf2e183e624444c65155a64 [2019-11-24 20:53:21,249 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:53:21,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:53:21,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:53:21,295 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:53:21,301 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:53:21,302 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label07.c [2019-11-24 20:53:21,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac4561c8/e603f5af56d9441eb034f2a5932c2126/FLAGbda4f1832 [2019-11-24 20:53:23,241 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:53:23,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label07.c [2019-11-24 20:53:23,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac4561c8/e603f5af56d9441eb034f2a5932c2126/FLAGbda4f1832 [2019-11-24 20:53:23,363 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eac4561c8/e603f5af56d9441eb034f2a5932c2126 [2019-11-24 20:53:23,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:53:23,377 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:53:23,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:23,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:53:23,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:53:23,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:23" (1/1) ... [2019-11-24 20:53:23,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:23, skipping insertion in model container [2019-11-24 20:53:23,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:53:23" (1/1) ... [2019-11-24 20:53:23,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:53:23,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:53:27,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:27,298 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:53:28,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:53:29,025 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:53:29,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29 WrapperNode [2019-11-24 20:53:29,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:53:29,034 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:29,034 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:53:29,037 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:53:29,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:29,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:53:30,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:53:30,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:53:30,038 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:53:30,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:53:29" (1/1) ... [2019-11-24 20:53:30,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:53:30,545 INFO L168 Benchmark]: Toolchain (without parser) took 7165.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 883.7 MB in the end (delta: 60.8 MB). Peak memory consumption was 60.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:30,547 INFO L168 Benchmark]: CDTParser took 0.33 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 20:53:30,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5644.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:30,552 INFO L168 Benchmark]: Boogie Procedure Inliner took 1004.03 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.1 MB in the end (delta: -200.5 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:30,556 INFO L168 Benchmark]: Boogie Preprocessor took 500.67 ms. Allocated memory is still 1.0 GB. Free memory was 917.1 MB in the beginning and 883.7 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:53:30,566 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 5644.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1004.03 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 917.1 MB in the end (delta: -200.5 MB). Peak memory consumption was 38.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 500.67 ms. Allocated memory is still 1.0 GB. Free memory was 917.1 MB in the beginning and 883.7 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...