./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label49.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/Problem04_label49.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 aaecc1448bc6ab71cb9dcd630018e0cbd00bc10b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label49.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 aaecc1448bc6ab71cb9dcd630018e0cbd00bc10b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:35:47,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:47,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:47,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:47,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:47,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:47,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:47,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:47,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:47,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:47,223 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:47,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:47,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:47,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:47,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:47,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:47,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:47,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:47,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:47,258 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:47,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:47,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:47,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:47,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:47,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:47,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:47,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:47,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:47,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:47,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:47,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:47,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:47,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:47,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:47,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:47,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:47,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:47,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:47,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:47,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:47,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:47,323 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:47,362 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:47,364 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:47,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:47,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:47,372 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:47,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:47,372 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:47,373 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:47,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:47,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:47,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:47,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:47,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:47,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:47,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:47,379 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:47,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:47,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:47,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:47,382 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:47,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:47,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:47,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:47,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:47,384 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:47,384 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:47,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:47,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:47,387 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 -> aaecc1448bc6ab71cb9dcd630018e0cbd00bc10b [2019-11-26 16:35:47,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:47,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:47,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:47,961 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:47,961 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:47,963 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label49.c [2019-11-26 16:35:48,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aee6aff22/dc5ef280eca74f6683ce0a21b6b92631/FLAGcf241cf81 [2019-11-26 16:35:50,005 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:50,012 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label49.c [2019-11-26 16:35:50,074 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aee6aff22/dc5ef280eca74f6683ce0a21b6b92631/FLAGcf241cf81 [2019-11-26 16:35:50,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aee6aff22/dc5ef280eca74f6683ce0a21b6b92631 [2019-11-26 16:35:50,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:50,127 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:50,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:50,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:50,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:50,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:50,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:50, skipping insertion in model container [2019-11-26 16:35:50,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:50" (1/1) ... [2019-11-26 16:35:50,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:50,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:53,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:53,510 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:55,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:55,150 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:55,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55 WrapperNode [2019-11-26 16:35:55,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:55,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:55,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:55,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:55,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:55,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:55,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:55,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:55,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:55,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:56,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:56,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:55" (1/1) ... [2019-11-26 16:35:56,145 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:56,157 INFO L168 Benchmark]: Toolchain (without parser) took 6025.19 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 745.8 MB in the end (delta: 198.7 MB). Peak memory consumption was 198.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:56,158 INFO L168 Benchmark]: CDTParser took 3.02 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:56,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5025.08 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 814.7 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:56,164 INFO L168 Benchmark]: Boogie Procedure Inliner took 531.25 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:56,169 INFO L168 Benchmark]: Boogie Preprocessor took 459.97 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.8 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:56,180 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.02 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 5025.08 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 814.7 MB in the end (delta: 129.9 MB). Peak memory consumption was 129.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 531.25 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.5 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 459.97 ms. Allocated memory is still 1.0 GB. Free memory was 774.5 MB in the beginning and 745.8 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 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 16:36:00,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:00,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:00,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:00,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:00,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:00,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:00,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:00,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:00,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:00,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:00,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:00,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:00,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:00,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:00,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:00,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:00,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:00,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:00,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:00,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:00,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:00,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:00,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:00,445 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:00,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:00,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:00,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:00,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:00,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:00,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:00,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:00,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:00,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:00,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:00,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:00,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:00,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:00,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:00,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:00,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:00,476 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:00,520 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:00,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:00,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:00,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:00,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:00,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:00,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:00,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:00,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:00,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:00,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:00,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:00,534 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:00,537 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:00,538 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:00,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:00,538 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:00,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:00,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:00,539 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:00,539 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:00,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:00,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:00,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:00,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:00,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:00,543 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:00,544 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:00,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:00,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:00,548 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 -> aaecc1448bc6ab71cb9dcd630018e0cbd00bc10b [2019-11-26 16:36:01,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:01,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:01,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:01,177 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:01,180 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:01,182 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label49.c [2019-11-26 16:36:01,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f78a65454/cdbdfc1768af491f964b6ad695951b8d/FLAGee302ab88 [2019-11-26 16:36:03,053 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:03,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label49.c [2019-11-26 16:36:03,121 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f78a65454/cdbdfc1768af491f964b6ad695951b8d/FLAGee302ab88 [2019-11-26 16:36:03,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f78a65454/cdbdfc1768af491f964b6ad695951b8d [2019-11-26 16:36:03,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:03,541 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:03,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:03,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:03,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:03,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:03, skipping insertion in model container [2019-11-26 16:36:03,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:03" (1/1) ... [2019-11-26 16:36:03,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:03,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:07,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:07,121 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:08,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:08,791 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:08,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:08 WrapperNode [2019-11-26 16:36:08,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:08,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:08,799 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:08,799 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:08,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:08,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:09,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:09,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:09,340 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:09,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:09,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:09,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:09,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:09,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:09,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:09,692 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:09,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:08" (1/1) ... [2019-11-26 16:36:09,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:09,814 INFO L168 Benchmark]: Toolchain (without parser) took 6269.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 737.8 MB in the end (delta: 211.0 MB). Peak memory consumption was 211.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:09,817 INFO L168 Benchmark]: CDTParser took 1.05 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 16:36:09,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5248.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 802.3 MB in the end (delta: 146.5 MB). Peak memory consumption was 146.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:09,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 539.59 ms. Allocated memory is still 1.0 GB. Free memory was 802.3 MB in the beginning and 767.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:09,826 INFO L168 Benchmark]: Boogie Preprocessor took 467.99 ms. Allocated memory is still 1.0 GB. Free memory was 767.9 MB in the beginning and 737.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:09,837 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05 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 5248.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 802.3 MB in the end (delta: 146.5 MB). Peak memory consumption was 146.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 539.59 ms. Allocated memory is still 1.0 GB. Free memory was 802.3 MB in the beginning and 767.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 467.99 ms. Allocated memory is still 1.0 GB. Free memory was 767.9 MB in the beginning and 737.8 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...