./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label43.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/Problem18_label43.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 2144b807b7a19b97f7aa99ec91ba06909c1e3353 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label43.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 2144b807b7a19b97f7aa99ec91ba06909c1e3353 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:57:23,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:23,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:23,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:23,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:23,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:23,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:23,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:23,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:23,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:23,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:23,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:23,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:23,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:23,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:23,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:23,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:23,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:23,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:23,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:23,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:23,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:23,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:23,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:23,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:23,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:23,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:23,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:23,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:23,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:23,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:23,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:23,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:23,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:23,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:23,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:23,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:23,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:23,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:23,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:23,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:23,892 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:23,919 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:23,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:23,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:23,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:23,924 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:23,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:23,927 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:23,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:23,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:23,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:23,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:23,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:23,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:23,929 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:23,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:23,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:23,930 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:23,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:23,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:23,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:23,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:23,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:23,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:23,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:23,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:23,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:23,935 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:23,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:23,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:23,935 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 -> 2144b807b7a19b97f7aa99ec91ba06909c1e3353 [2019-11-24 20:57:24,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:24,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:24,380 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:24,385 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:24,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:24,387 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2019-11-24 20:57:24,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e28e45259/ef6454d29db94025a434bbd15454a852/FLAG8955ba193 [2019-11-24 20:57:25,582 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:25,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2019-11-24 20:57:25,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e28e45259/ef6454d29db94025a434bbd15454a852/FLAG8955ba193 [2019-11-24 20:57:26,059 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e28e45259/ef6454d29db94025a434bbd15454a852 [2019-11-24 20:57:26,069 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:26,072 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:26,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:26,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:26,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:26,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:26" (1/1) ... [2019-11-24 20:57:26,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:26, skipping insertion in model container [2019-11-24 20:57:26,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:26" (1/1) ... [2019-11-24 20:57:26,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:26,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:27,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:27,891 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:28,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:28,661 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:28,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28 WrapperNode [2019-11-24 20:57:28,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:28,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:28,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:28,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:28,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:28,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,036 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:29,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:29,037 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:29,037 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:29,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,095 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:28" (1/1) ... [2019-11-24 20:57:29,515 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:29,523 INFO L168 Benchmark]: Toolchain (without parser) took 3447.24 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 798.7 MB in the end (delta: 150.1 MB). Peak memory consumption was 150.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,524 INFO L168 Benchmark]: CDTParser took 2.42 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 20:57:29,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2589.74 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 867.6 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,529 INFO L168 Benchmark]: Boogie Procedure Inliner took 369.30 ms. Allocated memory is still 1.0 GB. Free memory was 867.6 MB in the beginning and 821.7 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,533 INFO L168 Benchmark]: Boogie Preprocessor took 479.42 ms. Allocated memory is still 1.0 GB. Free memory was 821.7 MB in the beginning and 798.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:29,540 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.42 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 2589.74 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 867.6 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 369.30 ms. Allocated memory is still 1.0 GB. Free memory was 867.6 MB in the beginning and 821.7 MB in the end (delta: 45.9 MB). Peak memory consumption was 45.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 479.42 ms. Allocated memory is still 1.0 GB. Free memory was 821.7 MB in the beginning and 798.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 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 20:57:32,258 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:32,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:32,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:32,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:32,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:32,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:32,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:32,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:32,315 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:32,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:32,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:32,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:32,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:32,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:32,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:32,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:32,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:32,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:32,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:32,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:32,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:32,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:32,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:32,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:32,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:32,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:32,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:32,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:32,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:32,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:32,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:32,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:32,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:32,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:32,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:32,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:32,378 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:32,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:32,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:32,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:32,383 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:32,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:32,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:32,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:32,418 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:32,418 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:32,419 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:32,419 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:32,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:32,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:32,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:32,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:32,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:32,422 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:32,422 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:32,422 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:32,423 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:32,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:32,425 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:32,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:32,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:32,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:32,426 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:32,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:32,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:32,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:32,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:32,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:32,428 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:32,428 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:32,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:32,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:32,431 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 -> 2144b807b7a19b97f7aa99ec91ba06909c1e3353 [2019-11-24 20:57:32,796 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:32,815 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:32,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:32,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:32,826 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:32,826 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2019-11-24 20:57:32,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4760a330/24a64bbbc4054f698770beaccf184dfc/FLAG2c6e77b3a [2019-11-24 20:57:34,034 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:34,038 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label43.c [2019-11-24 20:57:34,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4760a330/24a64bbbc4054f698770beaccf184dfc/FLAG2c6e77b3a [2019-11-24 20:57:34,470 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4760a330/24a64bbbc4054f698770beaccf184dfc [2019-11-24 20:57:34,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:34,482 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:34,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:34,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:34,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:34,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:34,498 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:34, skipping insertion in model container [2019-11-24 20:57:34,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:34" (1/1) ... [2019-11-24 20:57:34,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:34,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:37,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:37,182 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:38,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:38,079 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:38,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:38 WrapperNode [2019-11-24 20:57:38,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:38,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:38,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:38,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:38,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:38" (1/1) ... [2019-11-24 20:57:38,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:38" (1/1) ... [2019-11-24 20:57:38,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:38,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:38,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:38,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:38,423 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:38" (1/1) ... [2019-11-24 20:57:38,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:38" (1/1) ... [2019-11-24 20:57:38,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:38" (1/1) ... [2019-11-24 20:57:38,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:38" (1/1) ... [2019-11-24 20:57:38,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:38" (1/1) ... [2019-11-24 20:57:38,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:38" (1/1) ... [2019-11-24 20:57:38,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:38" (1/1) ... [2019-11-24 20:57:38,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:38,736 INFO L168 Benchmark]: Toolchain (without parser) took 4249.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.3 MB in the end (delta: 150.9 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:38,736 INFO L168 Benchmark]: CDTParser took 1.37 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 20:57:38,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3600.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:38,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 318.58 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:38,745 INFO L168 Benchmark]: Boogie Preprocessor took 326.38 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:38,752 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 3600.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 318.58 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 326.38 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...