./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label00.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/Problem13_label00.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 91a66a05a208dec9d0bb9c763df8658485c02625 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label00.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 91a66a05a208dec9d0bb9c763df8658485c02625 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:34:17,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:17,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:17,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:17,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:17,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:17,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:17,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:17,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:17,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:17,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:17,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:17,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:17,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:17,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:17,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:17,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:17,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:17,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:17,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:17,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:17,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:17,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:17,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:17,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:17,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:17,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:17,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:17,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:17,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:17,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:17,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:17,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:17,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:17,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:17,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:17,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:17,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:17,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:17,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:17,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:17,990 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:18,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:18,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:18,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:18,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:18,037 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:18,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:18,039 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:18,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:18,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:18,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:18,041 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:18,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:18,044 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:18,045 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:18,045 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:18,045 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:18,046 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:18,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:18,046 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:18,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:18,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:18,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:18,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:18,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:18,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:18,051 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:18,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:18,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:18,051 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 -> 91a66a05a208dec9d0bb9c763df8658485c02625 [2019-11-27 09:34:18,598 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:18,632 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:18,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:18,646 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:18,647 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:18,648 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label00.c [2019-11-27 09:34:18,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d30291f66/52a53ba52ffc486fa59312e29da53b7d/FLAG0487d2ea1 [2019-11-27 09:34:20,584 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:20,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label00.c [2019-11-27 09:34:20,672 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d30291f66/52a53ba52ffc486fa59312e29da53b7d/FLAG0487d2ea1 [2019-11-27 09:34:20,711 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d30291f66/52a53ba52ffc486fa59312e29da53b7d [2019-11-27 09:34:20,719 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:20,725 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:20,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:20,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:20,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:20,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:20" (1/1) ... [2019-11-27 09:34:20,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:20, skipping insertion in model container [2019-11-27 09:34:20,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:20" (1/1) ... [2019-11-27 09:34:20,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:21,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:24,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:24,289 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:26,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:26,122 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:26,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:26 WrapperNode [2019-11-27 09:34:26,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:26,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:26,129 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:26,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:26,154 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:26" (1/1) ... [2019-11-27 09:34:26,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:26" (1/1) ... [2019-11-27 09:34:27,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:27,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:27,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:27,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:27,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:26" (1/1) ... [2019-11-27 09:34:27,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:26" (1/1) ... [2019-11-27 09:34:27,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:26" (1/1) ... [2019-11-27 09:34:27,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:26" (1/1) ... [2019-11-27 09:34:28,235 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:26" (1/1) ... [2019-11-27 09:34:28,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:26" (1/1) ... [2019-11-27 09:34:28,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:26" (1/1) ... [2019-11-27 09:34:28,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:28,649 INFO L168 Benchmark]: Toolchain (without parser) took 7917.99 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 806.4 MB in the end (delta: 138.1 MB). Peak memory consumption was 138.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:28,650 INFO L168 Benchmark]: CDTParser took 0.35 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 09:34:28,654 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5399.96 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 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:28,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 1409.64 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 877.8 MB in the end (delta: -103.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:28,661 INFO L168 Benchmark]: Boogie Preprocessor took 1100.72 ms. Allocated memory is still 1.0 GB. Free memory was 877.8 MB in the beginning and 806.4 MB in the end (delta: 71.4 MB). Peak memory consumption was 71.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:28,674 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 5399.96 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 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1409.64 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 877.8 MB in the end (delta: -103.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1100.72 ms. Allocated memory is still 1.0 GB. Free memory was 877.8 MB in the beginning and 806.4 MB in the end (delta: 71.4 MB). Peak memory consumption was 71.4 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-da95e15 [2019-11-27 09:34:32,814 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:32,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:32,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:32,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:32,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:32,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:32,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:32,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:32,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:32,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:32,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:32,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:32,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:32,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:32,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:32,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:32,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:32,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:32,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:32,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:32,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:32,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:32,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:32,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:32,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:32,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:32,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:32,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:32,983 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:32,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:32,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:32,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:32,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:32,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:32,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:32,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:33,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:33,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:33,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:33,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:33,014 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:33,058 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:33,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:33,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:33,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:33,069 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:33,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:33,072 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:33,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:33,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:33,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:33,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:33,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:33,077 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:33,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:33,078 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:33,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:33,080 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:33,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:33,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:33,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:33,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:33,084 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:33,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:33,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:33,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:33,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:33,088 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:33,088 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:33,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:33,091 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:33,093 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 -> 91a66a05a208dec9d0bb9c763df8658485c02625 [2019-11-27 09:34:33,695 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:33,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:33,731 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:33,736 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:33,737 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:33,739 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label00.c [2019-11-27 09:34:33,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05dc4a59/b9f3fad1e24e4b9e88b85d5a0a8c6d6f/FLAG6fffd38b9 [2019-11-27 09:34:35,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:35,638 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label00.c [2019-11-27 09:34:35,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05dc4a59/b9f3fad1e24e4b9e88b85d5a0a8c6d6f/FLAG6fffd38b9 [2019-11-27 09:34:35,772 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05dc4a59/b9f3fad1e24e4b9e88b85d5a0a8c6d6f [2019-11-27 09:34:35,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:35,788 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:35,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:35,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:35,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:35,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:35" (1/1) ... [2019-11-27 09:34:35,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:35, skipping insertion in model container [2019-11-27 09:34:35,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:35" (1/1) ... [2019-11-27 09:34:35,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:36,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:39,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:39,848 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:41,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:41,819 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:41,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41 WrapperNode [2019-11-27 09:34:41,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:41,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:41,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:41,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:41,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:42,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:42,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:42,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:42,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:42,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:42,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:42,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:42,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:42,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:42,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:43,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:43,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:41" (1/1) ... [2019-11-27 09:34:43,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:43,206 INFO L168 Benchmark]: Toolchain (without parser) took 7415.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 877.8 MB in the end (delta: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:43,207 INFO L168 Benchmark]: CDTParser took 2.03 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 09:34:43,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6036.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.5 MB in the end (delta: 226.5 MB). Peak memory consumption was 226.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:43,214 INFO L168 Benchmark]: Boogie Procedure Inliner took 690.57 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 910.9 MB in the end (delta: -194.3 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:43,217 INFO L168 Benchmark]: Boogie Preprocessor took 679.15 ms. Allocated memory is still 1.0 GB. Free memory was 910.9 MB in the beginning and 877.8 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:43,230 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.03 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 6036.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.5 MB in the end (delta: 226.5 MB). Peak memory consumption was 226.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 690.57 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 910.9 MB in the end (delta: -194.3 MB). Peak memory consumption was 36.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 679.15 ms. Allocated memory is still 1.0 GB. Free memory was 910.9 MB in the beginning and 877.8 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...