./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label42.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 74a50420ceac16c5f22c14c41d251d4566219c1a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label42.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 74a50420ceac16c5f22c14c41d251d4566219c1a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:25,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:25,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:25,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:25,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:25,067 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:25,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:25,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:25,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:25,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:25,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:25,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:25,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:25,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:25,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:25,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:25,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:25,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:25,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:25,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:25,143 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:25,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:25,152 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:25,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:25,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:25,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:25,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:25,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:25,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:25,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:25,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:25,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:25,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:25,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:25,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:25,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:25,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:25,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:25,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:25,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:25,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:25,192 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:25,241 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:25,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:25,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:25,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:25,252 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:25,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:25,255 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:25,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:25,255 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:25,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:25,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:25,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:25,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:25,261 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:25,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:25,262 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:25,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:25,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:25,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:25,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:25,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:25,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:25,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:25,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:25,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:25,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:25,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:25,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:25,266 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 -> 74a50420ceac16c5f22c14c41d251d4566219c1a [2019-11-26 16:51:25,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:25,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:25,867 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:25,874 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:25,875 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:25,876 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label42.c [2019-11-26 16:51:26,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2faa005/3d70a28a46ed4e3a972c566ac05978e9/FLAGa771394bd [2019-11-26 16:51:27,618 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:27,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label42.c [2019-11-26 16:51:27,689 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2faa005/3d70a28a46ed4e3a972c566ac05978e9/FLAGa771394bd [2019-11-26 16:51:27,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca2faa005/3d70a28a46ed4e3a972c566ac05978e9 [2019-11-26 16:51:27,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:27,741 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:27,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:27,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:27,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:27,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:27, skipping insertion in model container [2019-11-26 16:51:27,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:27" (1/1) ... [2019-11-26 16:51:27,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:28,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:30,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:30,322 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:31,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:31,481 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:31,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31 WrapperNode [2019-11-26 16:51:31,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:31,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:31,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:31,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:31,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:31,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,022 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:32,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:32,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:32,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:32,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:31" (1/1) ... [2019-11-26 16:51:32,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:32,581 INFO L168 Benchmark]: Toolchain (without parser) took 4834.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.4 MB in the end (delta: 145.9 MB). Peak memory consumption was 145.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:32,582 INFO L168 Benchmark]: CDTParser took 1.53 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. [2019-11-26 16:51:32,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3744.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:32,588 INFO L168 Benchmark]: Boogie Procedure Inliner took 539.33 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:32,592 INFO L168 Benchmark]: Boogie Preprocessor took 543.10 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:32,604 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 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 3744.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 539.33 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.6 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 543.10 ms. Allocated memory is still 1.0 GB. Free memory was 827.6 MB in the beginning and 804.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 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 0.1.24-025d5a2 [2019-11-26 16:51:36,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:36,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:36,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:36,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:36,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:36,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:36,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:36,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:36,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:36,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:36,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:36,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:36,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:36,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:36,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:36,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:36,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:36,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:36,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:36,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:36,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:36,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:36,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:36,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:36,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:36,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:36,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:36,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:36,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:36,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:36,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:36,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:36,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:36,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:36,598 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:36,599 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:36,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:36,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:36,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:36,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:36,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:36,645 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:36,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:36,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:36,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:36,654 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:36,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:36,654 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:36,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:36,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:36,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:36,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:36,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:36,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:36,660 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:36,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:36,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:36,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:36,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:36,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:36,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:36,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:36,665 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:36,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:36,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:36,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:36,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:36,668 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:36,669 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:36,669 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:36,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:36,670 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 -> 74a50420ceac16c5f22c14c41d251d4566219c1a [2019-11-26 16:51:37,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:37,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:37,266 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:37,273 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:37,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:37,275 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label42.c [2019-11-26 16:51:37,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/571ce7c1c/d68f9a03a790487697b665c269fe0b6c/FLAGb5736e71f [2019-11-26 16:51:39,073 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:39,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label42.c [2019-11-26 16:51:39,131 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/571ce7c1c/d68f9a03a790487697b665c269fe0b6c/FLAGb5736e71f [2019-11-26 16:51:39,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/571ce7c1c/d68f9a03a790487697b665c269fe0b6c [2019-11-26 16:51:39,642 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:39,646 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:39,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:39,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:39,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:39,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:39,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:39, skipping insertion in model container [2019-11-26 16:51:39,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:39" (1/1) ... [2019-11-26 16:51:39,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:39,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:42,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:42,444 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:43,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:43,824 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:43,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:43 WrapperNode [2019-11-26 16:51:43,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:43,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:43,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:43,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:43,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:43" (1/1) ... [2019-11-26 16:51:43,961 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:43" (1/1) ... [2019-11-26 16:51:44,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:44,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:44,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:44,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:44,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:43" (1/1) ... [2019-11-26 16:51:44,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:43" (1/1) ... [2019-11-26 16:51:44,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:43" (1/1) ... [2019-11-26 16:51:44,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:43" (1/1) ... [2019-11-26 16:51:44,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:43" (1/1) ... [2019-11-26 16:51:44,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:43" (1/1) ... [2019-11-26 16:51:44,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:43" (1/1) ... [2019-11-26 16:51:44,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:44,677 INFO L168 Benchmark]: Toolchain (without parser) took 5026.47 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 798.5 MB in the end (delta: 150.3 MB). Peak memory consumption was 150.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:44,678 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. [2019-11-26 16:51:44,682 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4164.38 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 844.3 MB in the end (delta: 104.5 MB). Peak memory consumption was 104.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:44,686 INFO L168 Benchmark]: Boogie Procedure Inliner took 456.16 ms. Allocated memory is still 1.0 GB. Free memory was 844.3 MB in the beginning and 821.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:44,688 INFO L168 Benchmark]: Boogie Preprocessor took 386.46 ms. Allocated memory is still 1.0 GB. Free memory was 821.4 MB in the beginning and 804.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:44,699 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 4164.38 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 844.3 MB in the end (delta: 104.5 MB). Peak memory consumption was 104.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 456.16 ms. Allocated memory is still 1.0 GB. Free memory was 844.3 MB in the beginning and 821.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 386.46 ms. Allocated memory is still 1.0 GB. Free memory was 821.4 MB in the beginning and 804.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...