./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label28.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 3ae06bf9e6d9b117764a13029a64a0f04f489322 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label28.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 3ae06bf9e6d9b117764a13029a64a0f04f489322 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:58:08,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:08,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:08,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:08,268 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:08,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:08,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:08,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:08,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:08,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:08,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:08,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:08,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:08,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:08,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:08,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:08,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:08,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:08,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:08,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:08,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:08,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:08,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:08,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:08,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:08,354 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:08,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:08,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:08,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:08,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:08,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:08,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:08,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:08,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:08,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:08,368 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:08,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:08,369 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:08,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:08,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:08,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:08,377 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:58:08,403 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:08,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:08,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:08,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:08,408 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:08,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:08,409 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:08,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:58:08,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:08,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:08,412 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:08,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:08,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:08,413 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:08,413 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:08,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:08,413 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:08,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:08,416 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:08,416 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:08,416 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:08,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:08,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:08,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:08,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:08,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:08,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:58:08,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:58:08,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:08,420 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 -> 3ae06bf9e6d9b117764a13029a64a0f04f489322 [2019-11-24 20:58:08,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:08,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:08,837 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:08,843 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:08,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:08,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-24 20:58:08,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ef7f00b9/45336477cafe400c8d65672ef496448f/FLAG76e3c9936 [2019-11-24 20:58:10,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:10,201 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-24 20:58:10,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ef7f00b9/45336477cafe400c8d65672ef496448f/FLAG76e3c9936 [2019-11-24 20:58:10,486 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ef7f00b9/45336477cafe400c8d65672ef496448f [2019-11-24 20:58:10,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:10,499 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:10,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:10,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:10,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:10,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:10" (1/1) ... [2019-11-24 20:58:10,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:10, skipping insertion in model container [2019-11-24 20:58:10,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:10" (1/1) ... [2019-11-24 20:58:10,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:10,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:13,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:13,717 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:15,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:15,415 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:15,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:15 WrapperNode [2019-11-24 20:58:15,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:15,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:15,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:15,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:15,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:15" (1/1) ... [2019-11-24 20:58:15,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:15" (1/1) ... [2019-11-24 20:58:16,370 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:16,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:16,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:16,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:16,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:15" (1/1) ... [2019-11-24 20:58:16,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:15" (1/1) ... [2019-11-24 20:58:16,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:15" (1/1) ... [2019-11-24 20:58:16,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:15" (1/1) ... [2019-11-24 20:58:17,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:15" (1/1) ... [2019-11-24 20:58:17,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:15" (1/1) ... [2019-11-24 20:58:17,719 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:15" (1/1) ... [2019-11-24 20:58:17,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:17,948 INFO L168 Benchmark]: Toolchain (without parser) took 7447.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 774.2 MB in the end (delta: 158.9 MB). Peak memory consumption was 387.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:17,949 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:58:17,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4914.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 870.3 MB in the end (delta: 62.8 MB). Peak memory consumption was 271.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:17,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 953.67 ms. Allocated memory is still 1.0 GB. Free memory was 870.3 MB in the beginning and 703.0 MB in the end (delta: 167.3 MB). Peak memory consumption was 167.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:17,959 INFO L168 Benchmark]: Boogie Preprocessor took 1569.68 ms. Allocated memory is still 1.0 GB. Free memory was 703.0 MB in the beginning and 774.2 MB in the end (delta: -71.2 MB). Peak memory consumption was 157.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:17,968 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 4914.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 870.3 MB in the end (delta: 62.8 MB). Peak memory consumption was 271.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 953.67 ms. Allocated memory is still 1.0 GB. Free memory was 870.3 MB in the beginning and 703.0 MB in the end (delta: 167.3 MB). Peak memory consumption was 167.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1569.68 ms. Allocated memory is still 1.0 GB. Free memory was 703.0 MB in the beginning and 774.2 MB in the end (delta: -71.2 MB). Peak memory consumption was 157.2 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 0.1.24-32f2683 [2019-11-24 20:58:20,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:20,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:20,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:20,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:20,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:20,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:20,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:20,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:20,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:20,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:20,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:20,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:20,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:20,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:20,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:20,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:20,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:20,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:20,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:20,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:20,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:20,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:20,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:20,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:20,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:20,785 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:20,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:20,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:20,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:20,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:20,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:20,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:20,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:20,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:20,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:20,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:20,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:20,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:20,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:20,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:20,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:58:20,833 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:20,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:20,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:20,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:20,838 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:20,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:20,839 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:20,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:20,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:20,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:20,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:20,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:20,842 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:20,842 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:58:20,843 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:58:20,843 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:20,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:20,843 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:20,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:20,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:20,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:20,845 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:20,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:20,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:20,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:20,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:20,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:20,847 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:58:20,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:58:20,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:20,850 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:58:20,850 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 -> 3ae06bf9e6d9b117764a13029a64a0f04f489322 [2019-11-24 20:58:21,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:21,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:21,268 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:21,275 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:21,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:21,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-24 20:58:21,371 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0ce15be/1ad025f828dd4208a83c41e349942e3c/FLAGb93e35a75 [2019-11-24 20:58:22,693 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:22,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label28.c [2019-11-24 20:58:22,784 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0ce15be/1ad025f828dd4208a83c41e349942e3c/FLAGb93e35a75 [2019-11-24 20:58:22,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d0ce15be/1ad025f828dd4208a83c41e349942e3c [2019-11-24 20:58:22,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:22,904 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:22,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:22,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:22,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:22,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:22" (1/1) ... [2019-11-24 20:58:22,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:22, skipping insertion in model container [2019-11-24 20:58:22,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:22" (1/1) ... [2019-11-24 20:58:22,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:23,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:26,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:26,800 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:28,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:28,783 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:28,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:28 WrapperNode [2019-11-24 20:58:28,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:28,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:28,789 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:28,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:28,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:28" (1/1) ... [2019-11-24 20:58:28,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:28" (1/1) ... [2019-11-24 20:58:29,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:29,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:29,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:29,308 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:29,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:28" (1/1) ... [2019-11-24 20:58:29,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:28" (1/1) ... [2019-11-24 20:58:29,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:28" (1/1) ... [2019-11-24 20:58:29,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:28" (1/1) ... [2019-11-24 20:58:30,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:28" (1/1) ... [2019-11-24 20:58:30,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:28" (1/1) ... [2019-11-24 20:58:30,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:28" (1/1) ... [2019-11-24 20:58:30,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:30,255 INFO L168 Benchmark]: Toolchain (without parser) took 7350.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 860.7 MB in the end (delta: 70.9 MB). Peak memory consumption was 307.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:30,257 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:58:30,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5880.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 759.7 MB in the end (delta: 171.9 MB). Peak memory consumption was 251.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:30,261 INFO L168 Benchmark]: Boogie Procedure Inliner took 516.83 ms. Allocated memory is still 1.0 GB. Free memory was 759.7 MB in the beginning and 686.2 MB in the end (delta: 73.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:30,264 INFO L168 Benchmark]: Boogie Preprocessor took 945.80 ms. Allocated memory is still 1.0 GB. Free memory was 686.2 MB in the beginning and 860.7 MB in the end (delta: -174.5 MB). Peak memory consumption was 62.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:30,273 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 5880.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 759.7 MB in the end (delta: 171.9 MB). Peak memory consumption was 251.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 516.83 ms. Allocated memory is still 1.0 GB. Free memory was 759.7 MB in the beginning and 686.2 MB in the end (delta: 73.5 MB). Peak memory consumption was 73.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 945.80 ms. Allocated memory is still 1.0 GB. Free memory was 686.2 MB in the beginning and 860.7 MB in the end (delta: -174.5 MB). Peak memory consumption was 62.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...