./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label10.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/Problem15_label10.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 18ca292e2a6683e70db5d6df9f8f197b4b3fc163 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label10.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 18ca292e2a6683e70db5d6df9f8f197b4b3fc163 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:48:48,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:48,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:48,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:48,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:48,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:48,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:48,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:48,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:48,171 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:48,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:48,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:48,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:48,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:48,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:48,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:48,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:48,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:48,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:48,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:48,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:48,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:48,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:48,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:48,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:48,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:48,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:48,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:48,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:48,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:48,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:48,258 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:48,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:48,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:48,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:48,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:48,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:48,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:48,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:48,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:48,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:48,277 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:48,316 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:48,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:48,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:48,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:48,322 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:48,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:48,324 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:48,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:48,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:48,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:48,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:48,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:48,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:48,329 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:48,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:48,330 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:48,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:48,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:48,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:48,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:48,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:48,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:48,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:48,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:48,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:48,336 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:48,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:48,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:48,337 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 -> 18ca292e2a6683e70db5d6df9f8f197b4b3fc163 [2019-11-26 16:48:48,920 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:48,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:48,959 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:48,966 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:48,966 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:48,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2019-11-26 16:48:49,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fd1e2420/0042cd20a58e4f5a83dbd3185fb22ba8/FLAG9efb7cfa1 [2019-11-26 16:48:50,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:50,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2019-11-26 16:48:50,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fd1e2420/0042cd20a58e4f5a83dbd3185fb22ba8/FLAG9efb7cfa1 [2019-11-26 16:48:50,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9fd1e2420/0042cd20a58e4f5a83dbd3185fb22ba8 [2019-11-26 16:48:50,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:50,676 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:50,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:50,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:50,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:50,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:50" (1/1) ... [2019-11-26 16:48:50,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:50, skipping insertion in model container [2019-11-26 16:48:50,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:50" (1/1) ... [2019-11-26 16:48:50,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:50,893 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:52,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:52,703 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:53,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:53,340 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:53,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53 WrapperNode [2019-11-26 16:48:53,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:53,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:53,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:53,350 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:53,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:53,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:53,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:53,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:53,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:53,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:54,314 INFO L168 Benchmark]: Toolchain (without parser) took 3630.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.8 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,317 INFO L168 Benchmark]: CDTParser took 4.14 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:48:54,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2665.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,322 INFO L168 Benchmark]: Boogie Procedure Inliner took 470.30 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,327 INFO L168 Benchmark]: Boogie Preprocessor took 483.51 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,339 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.14 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2665.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.1 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 470.30 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 483.51 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:58,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:58,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:58,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:58,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:58,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:58,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:58,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:58,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:58,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:58,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:58,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:58,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:58,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:58,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:58,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:58,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:58,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:58,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:58,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:58,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:58,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:58,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:58,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:58,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:58,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:58,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:58,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:58,511 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:58,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:58,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:58,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:58,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:58,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:58,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:58,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:58,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:58,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:58,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:58,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:58,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:58,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:58,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:58,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:58,599 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:58,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:58,603 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:58,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:58,606 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:58,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:58,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:58,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:58,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:58,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:58,608 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:58,614 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:58,614 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:58,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:58,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:58,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:58,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:58,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:58,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:58,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:58,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:58,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:58,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:58,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:58,622 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:58,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:58,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:58,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:58,625 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 -> 18ca292e2a6683e70db5d6df9f8f197b4b3fc163 [2019-11-26 16:48:59,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:59,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:59,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:59,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:59,291 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:59,293 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2019-11-26 16:48:59,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78be4afab/0ed9f9307627451785ed64ca19788112/FLAGa242ef27e [2019-11-26 16:49:00,872 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:00,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label10.c [2019-11-26 16:49:00,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78be4afab/0ed9f9307627451785ed64ca19788112/FLAGa242ef27e [2019-11-26 16:49:01,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78be4afab/0ed9f9307627451785ed64ca19788112 [2019-11-26 16:49:01,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:01,174 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:01,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:01,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:01,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:01,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:01" (1/1) ... [2019-11-26 16:49:01,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@483df1d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:01, skipping insertion in model container [2019-11-26 16:49:01,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:01" (1/1) ... [2019-11-26 16:49:01,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:01,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:03,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:03,457 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:04,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:04,282 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:04,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04 WrapperNode [2019-11-26 16:49:04,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:04,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:04,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:04,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:04,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,394 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:04,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:04,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:04,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:04,622 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,871 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:04,906 INFO L168 Benchmark]: Toolchain (without parser) took 3727.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.1 MB in the beginning and 857.4 MB in the end (delta: 102.8 MB). Peak memory consumption was 102.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:04,907 INFO L168 Benchmark]: CDTParser took 2.68 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:49:04,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3109.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.1 MB in the beginning and 886.0 MB in the end (delta: 74.1 MB). Peak memory consumption was 74.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:04,911 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.50 ms. Allocated memory is still 1.0 GB. Free memory was 886.0 MB in the beginning and 868.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:04,918 INFO L168 Benchmark]: Boogie Preprocessor took 302.11 ms. Allocated memory is still 1.0 GB. Free memory was 868.8 MB in the beginning and 857.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:04,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3109.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.1 MB in the beginning and 886.0 MB in the end (delta: 74.1 MB). Peak memory consumption was 74.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 307.50 ms. Allocated memory is still 1.0 GB. Free memory was 886.0 MB in the beginning and 868.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 302.11 ms. Allocated memory is still 1.0 GB. Free memory was 868.8 MB in the beginning and 857.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...