./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label36.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/Problem18_label36.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 f7420dce44638a885927165557e089195a4e3b11 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label36.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 f7420dce44638a885927165557e089195a4e3b11 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:57:18,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:18,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:18,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:18,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:18,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:18,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:18,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:18,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:18,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:18,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:18,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:18,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:18,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:18,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:18,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:18,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:18,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:18,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:18,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:18,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:18,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:18,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:18,248 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:18,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:18,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:18,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:18,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:18,261 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:18,262 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:18,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:18,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:18,268 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:18,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:18,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:18,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:18,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:18,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:18,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:18,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:18,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:18,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:18,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:18,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:18,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:18,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:18,334 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:18,335 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:18,335 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:18,336 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:18,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:18,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:18,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:18,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:18,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:18,341 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:18,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:18,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:18,345 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:18,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:18,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:18,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:18,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:18,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:18,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:18,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:18,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:18,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:18,348 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:18,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:18,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:18,350 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 -> f7420dce44638a885927165557e089195a4e3b11 [2019-11-24 20:57:18,939 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:18,969 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:18,980 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:18,983 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:18,984 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:18,986 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2019-11-24 20:57:19,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/982e4e77b/0dc0607e9cb8447197366dd38a87ac1d/FLAGc426ce5bf [2019-11-24 20:57:20,835 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:20,839 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2019-11-24 20:57:20,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/982e4e77b/0dc0607e9cb8447197366dd38a87ac1d/FLAGc426ce5bf [2019-11-24 20:57:20,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/982e4e77b/0dc0607e9cb8447197366dd38a87ac1d [2019-11-24 20:57:20,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:20,958 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:20,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:20,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:20,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:20,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:20,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:20, skipping insertion in model container [2019-11-24 20:57:20,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:20" (1/1) ... [2019-11-24 20:57:21,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:21,247 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:23,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:23,675 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:24,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:24,964 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:24,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24 WrapperNode [2019-11-24 20:57:24,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:24,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:24,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:24,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:24,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:25,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:25,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:25,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:25,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:25,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:26,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:26,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:26,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:24" (1/1) ... [2019-11-24 20:57:26,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:26,363 INFO L168 Benchmark]: Toolchain (without parser) took 5399.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.7 MB in the end (delta: 146.5 MB). Peak memory consumption was 146.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:26,366 INFO L168 Benchmark]: CDTParser took 3.07 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 20:57:26,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4006.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:26,373 INFO L168 Benchmark]: Boogie Procedure Inliner took 693.99 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 832.9 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:26,377 INFO L168 Benchmark]: Boogie Preprocessor took 688.58 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 803.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:26,387 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.07 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 4006.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 693.99 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 832.9 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 688.58 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 803.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 20:57:30,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:30,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:30,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:30,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:30,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:30,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:30,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:30,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:30,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:30,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:30,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:30,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:30,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:30,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:30,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:30,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:30,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:30,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:30,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:30,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:30,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:30,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:30,555 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:30,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:30,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:30,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:30,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:30,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:30,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:30,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:30,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:30,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:30,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:30,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:30,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:30,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:30,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:30,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:30,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:30,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:30,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:57:30,633 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:30,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:30,638 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:30,640 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:30,640 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:30,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:30,644 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:30,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:30,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:30,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:30,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:30,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:30,647 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:30,648 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:57:30,648 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:57:30,651 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:30,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:30,652 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:30,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:30,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:30,653 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:30,653 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:30,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:30,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:30,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:30,656 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:30,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:30,657 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:57:30,657 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:57:30,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:30,660 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:57:30,660 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 -> f7420dce44638a885927165557e089195a4e3b11 [2019-11-24 20:57:31,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:31,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:31,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:31,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:31,291 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:31,292 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2019-11-24 20:57:31,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e77beb771/00ac2416935b49afb52f40a508306f53/FLAG0780beed2 [2019-11-24 20:57:33,173 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:33,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label36.c [2019-11-24 20:57:33,245 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e77beb771/00ac2416935b49afb52f40a508306f53/FLAG0780beed2 [2019-11-24 20:57:33,286 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e77beb771/00ac2416935b49afb52f40a508306f53 [2019-11-24 20:57:33,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:33,298 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:33,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:33,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:33,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:33,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:33" (1/1) ... [2019-11-24 20:57:33,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:33, skipping insertion in model container [2019-11-24 20:57:33,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:33" (1/1) ... [2019-11-24 20:57:33,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:33,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:36,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:36,329 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:37,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:37,740 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:37,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37 WrapperNode [2019-11-24 20:57:37,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:37,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:37,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:37,749 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:37,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:37,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:38,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:38,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:57:38,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:57:38,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:57:38,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:38,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:38,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:38,286 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:38,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:38,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:38,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:37" (1/1) ... [2019-11-24 20:57:38,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:57:38,665 INFO L168 Benchmark]: Toolchain (without parser) took 5360.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.2 MB in the end (delta: 156.8 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:38,667 INFO L168 Benchmark]: CDTParser took 1.47 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. [2019-11-24 20:57:38,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4445.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.0 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:38,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 451.62 ms. Allocated memory is still 1.0 GB. Free memory was 845.0 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:38,678 INFO L168 Benchmark]: Boogie Preprocessor took 456.39 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:57:38,689 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 4445.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.0 MB in the end (delta: 110.9 MB). Peak memory consumption was 111.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 451.62 ms. Allocated memory is still 1.0 GB. Free memory was 845.0 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 456.39 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 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...