./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label53.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/Problem01_label53.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 bab2da56573ef206e3542dbf4ea35e0da738901e ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label53.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 bab2da56573ef206e3542dbf4ea35e0da738901e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:33:52,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:52,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:52,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:52,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:52,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:52,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:52,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:52,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:52,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:52,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:52,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:52,178 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:52,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:52,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:52,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:52,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:52,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:52,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:52,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:52,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:52,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:52,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:52,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:52,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:52,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:52,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:52,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:52,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:52,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:52,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:52,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:52,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:52,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:52,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:52,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:52,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:52,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:52,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:52,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:52,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:52,281 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:52,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:52,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:52,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:52,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:52,325 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:52,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:52,328 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:52,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:52,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:52,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:52,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:52,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:52,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:52,333 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:52,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:52,334 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:52,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:52,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:52,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:52,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:52,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:52,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:52,338 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:52,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:52,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:52,339 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:52,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:52,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:52,341 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 -> bab2da56573ef206e3542dbf4ea35e0da738901e [2019-11-26 16:33:52,870 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:52,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:52,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:52,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:52,914 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:52,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-26 16:33:53,075 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34fb07240/5f830a1fbc3741be849a8f4f2921738e/FLAGf3e7b84de [2019-11-26 16:33:54,269 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:54,270 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-26 16:33:54,318 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34fb07240/5f830a1fbc3741be849a8f4f2921738e/FLAGf3e7b84de [2019-11-26 16:33:54,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34fb07240/5f830a1fbc3741be849a8f4f2921738e [2019-11-26 16:33:54,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:54,761 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:54,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:54,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:54,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:54,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:54, skipping insertion in model container [2019-11-26 16:33:54,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:54" (1/1) ... [2019-11-26 16:33:54,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:54,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:55,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:55,773 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:56,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:56,141 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:56,142 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56 WrapperNode [2019-11-26 16:33:56,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:56,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:56,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:56,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:56,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:56,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:56,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:56,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:56,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:56" (1/1) ... [2019-11-26 16:33:56,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:56,548 INFO L168 Benchmark]: Toolchain (without parser) took 1792.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.2 MB in the end (delta: -10.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:56,552 INFO L168 Benchmark]: CDTParser took 1.30 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 16:33:56,556 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1373.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.6 MB in the end (delta: -21.9 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:56,562 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.09 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 977.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:56,565 INFO L168 Benchmark]: Boogie Preprocessor took 186.27 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:56,579 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 1373.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 983.6 MB in the end (delta: -21.9 MB). Peak memory consumption was 34.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.09 ms. Allocated memory is still 1.0 GB. Free memory was 983.6 MB in the beginning and 977.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.27 ms. Allocated memory is still 1.0 GB. Free memory was 977.9 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:34:00,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:34:00,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:34:00,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:34:00,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:34:00,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:34:00,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:34:00,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:34:00,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:34:00,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:34:00,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:34:00,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:34:00,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:34:00,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:34:00,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:34:00,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:34:00,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:34:00,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:34:00,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:34:00,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:34:00,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:34:00,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:34:00,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:34:00,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:34:00,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:34:00,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:34:00,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:34:00,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:34:00,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:34:00,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:34:00,512 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:34:00,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:34:00,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:34:00,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:34:00,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:34:00,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:34:00,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:34:00,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:34:00,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:34:00,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:34:00,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:34:00,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:34:00,587 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:34:00,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:34:00,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:34:00,598 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:34:00,598 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:34:00,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:34:00,601 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:34:00,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:34:00,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:34:00,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:34:00,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:34:00,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:34:00,602 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:34:00,604 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:34:00,607 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:34:00,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:34:00,607 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:34:00,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:34:00,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:34:00,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:34:00,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:34:00,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:34:00,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:34:00,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:34:00,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:34:00,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:34:00,613 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:34:00,613 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:34:00,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:34:00,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:34:00,617 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 -> bab2da56573ef206e3542dbf4ea35e0da738901e [2019-11-26 16:34:01,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:34:01,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:34:01,207 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:34:01,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:34:01,219 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:34:01,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-26 16:34:01,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a061ab9e/c6943b79719c49319c39febd6f261d91/FLAG167f11db9 [2019-11-26 16:34:02,545 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:34:02,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label53.c [2019-11-26 16:34:02,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a061ab9e/c6943b79719c49319c39febd6f261d91/FLAG167f11db9 [2019-11-26 16:34:03,048 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a061ab9e/c6943b79719c49319c39febd6f261d91 [2019-11-26 16:34:03,054 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:34:03,060 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:34:03,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:03,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:34:03,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:34:03,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:03" (1/1) ... [2019-11-26 16:34:03,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:03, skipping insertion in model container [2019-11-26 16:34:03,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:34:03" (1/1) ... [2019-11-26 16:34:03,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:34:03,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:34:04,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:04,341 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:34:04,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:34:04,554 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:34:04,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04 WrapperNode [2019-11-26 16:34:04,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:34:04,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:04,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:34:04,559 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:34:04,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,607 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:34:04,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:34:04,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:34:04,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:34:04,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,806 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,806 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:34:04" (1/1) ... [2019-11-26 16:34:04,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:34:04,964 INFO L168 Benchmark]: Toolchain (without parser) took 1903.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.5 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:34:04,965 INFO L168 Benchmark]: CDTParser took 0.31 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 16:34:04,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1493.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:04,974 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.09 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:04,975 INFO L168 Benchmark]: Boogie Preprocessor took 198.96 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:34:04,990 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1493.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.0 MB in the end (delta: -16.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.09 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.96 ms. Allocated memory is still 1.0 GB. Free memory was 972.2 MB in the beginning and 966.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...