./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label50.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 0cc3b5fab91972e60304a2c8d8452a901a263ff9 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label50.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 0cc3b5fab91972e60304a2c8d8452a901a263ff9 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:02,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:02,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:02,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:02,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:02,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:02,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:02,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:02,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:02,273 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:02,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:02,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:02,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:02,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:02,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:02,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:02,295 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:02,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:02,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:02,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:02,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:02,328 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:02,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:02,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:02,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:02,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:02,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:02,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:02,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:02,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:02,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:02,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:02,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:02,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:02,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:02,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:02,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:02,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:02,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:02,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:02,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:02,371 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:02,400 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:02,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:02,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:02,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:02,402 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:02,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:02,404 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:02,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:02,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:02,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:02,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:02,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:02,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:02,409 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:02,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:02,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:02,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:02,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:02,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:02,412 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:02,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:02,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:02,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:02,413 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:02,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:02,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:02,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:02,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:02,414 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 -> 0cc3b5fab91972e60304a2c8d8452a901a263ff9 [2019-11-27 09:35:02,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:03,022 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:03,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:03,033 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:03,035 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:03,036 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label50.c [2019-11-27 09:35:03,193 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0be8401a/9a025d5e04c94d909e10767a959ddfa1/FLAG546b3251d [2019-11-27 09:35:05,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:05,046 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label50.c [2019-11-27 09:35:05,145 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0be8401a/9a025d5e04c94d909e10767a959ddfa1/FLAG546b3251d [2019-11-27 09:35:05,185 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0be8401a/9a025d5e04c94d909e10767a959ddfa1 [2019-11-27 09:35:05,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:05,200 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:05,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:05,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:05,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:05,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:05" (1/1) ... [2019-11-27 09:35:05,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:05, skipping insertion in model container [2019-11-27 09:35:05,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:05" (1/1) ... [2019-11-27 09:35:05,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:05,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:08,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:08,873 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:10,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:10,798 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:10,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10 WrapperNode [2019-11-27 09:35:10,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:10,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:10,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:10,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:10,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:10,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:12,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:12,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:12,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:12,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:12,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:12,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:12,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:12,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:13,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:13,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:13,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:10" (1/1) ... [2019-11-27 09:35:13,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:13,538 INFO L168 Benchmark]: Toolchain (without parser) took 8334.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 803.6 MB in the end (delta: 140.9 MB). Peak memory consumption was 141.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,542 INFO L168 Benchmark]: CDTParser took 1.49 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:13,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5600.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 1490.14 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 872.8 MB in the end (delta: -99.0 MB). Peak memory consumption was 126.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,553 INFO L168 Benchmark]: Boogie Preprocessor took 1238.38 ms. Allocated memory is still 1.0 GB. Free memory was 872.8 MB in the beginning and 803.6 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:13,563 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 5600.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1490.14 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 872.8 MB in the end (delta: -99.0 MB). Peak memory consumption was 126.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1238.38 ms. Allocated memory is still 1.0 GB. Free memory was 872.8 MB in the beginning and 803.6 MB in the end (delta: 69.2 MB). Peak memory consumption was 69.2 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-da95e15 [2019-11-27 09:35:17,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:17,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:17,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:17,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:17,557 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:17,560 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:17,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:17,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:17,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:17,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:17,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:17,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:17,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:17,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:17,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:17,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:17,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:17,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:17,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:17,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:17,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:17,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:17,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:17,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:17,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:17,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:17,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:17,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:17,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:17,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:17,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:17,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:17,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:17,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:17,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:17,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:17,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:17,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:17,692 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:17,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:17,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:17,742 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:17,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:17,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:17,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:17,750 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:17,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:17,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:17,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:17,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:17,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:17,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:17,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:17,757 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:17,757 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:17,757 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:17,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:17,760 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:17,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:17,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:17,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:17,761 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:17,761 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:17,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:17,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:17,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:17,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:17,766 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:17,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:17,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:17,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:17,768 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 -> 0cc3b5fab91972e60304a2c8d8452a901a263ff9 [2019-11-27 09:35:18,305 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:18,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:18,339 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:18,344 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:18,344 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:18,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label50.c [2019-11-27 09:35:18,500 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27441761f/481e80f463244bc9ab179686d9c949ca/FLAGe61d311b9 [2019-11-27 09:35:20,308 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:20,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label50.c [2019-11-27 09:35:20,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27441761f/481e80f463244bc9ab179686d9c949ca/FLAGe61d311b9 [2019-11-27 09:35:20,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27441761f/481e80f463244bc9ab179686d9c949ca [2019-11-27 09:35:20,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:20,467 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:20,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:20,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:20,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:20,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:20" (1/1) ... [2019-11-27 09:35:20,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc5bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:20, skipping insertion in model container [2019-11-27 09:35:20,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:20" (1/1) ... [2019-11-27 09:35:20,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:20,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:24,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:24,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:26,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:26,496 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:26,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26 WrapperNode [2019-11-27 09:35:26,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:26,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:26,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:26,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:26,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:26,795 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,153 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:27,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:27,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:27,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:27,180 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:26" (1/1) ... [2019-11-27 09:35:27,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:27,678 INFO L168 Benchmark]: Toolchain (without parser) took 7212.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 883.9 MB in the end (delta: 60.6 MB). Peak memory consumption was 60.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:27,680 INFO L168 Benchmark]: CDTParser took 1.16 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:27,683 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6029.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:27,684 INFO L168 Benchmark]: Boogie Procedure Inliner took 660.36 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 917.3 MB in the end (delta: -200.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:27,688 INFO L168 Benchmark]: Boogie Preprocessor took 514.25 ms. Allocated memory is still 1.0 GB. Free memory was 917.3 MB in the beginning and 883.9 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:27,698 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 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 6029.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.5 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 660.36 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 917.3 MB in the end (delta: -200.8 MB). Peak memory consumption was 36.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 514.25 ms. Allocated memory is still 1.0 GB. Free memory was 917.3 MB in the beginning and 883.9 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...