./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem10_label02.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 2fe32dd1d26a4cf82120db07241724c51fa6ea29 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem10_label02.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 2fe32dd1d26a4cf82120db07241724c51fa6ea29 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:53:41,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:53:41,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:53:41,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:53:41,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:53:41,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:53:41,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:53:41,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:53:41,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:53:41,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:53:41,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:53:41,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:53:41,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:53:41,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:53:41,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:53:41,383 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:53:41,385 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:53:41,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:53:41,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:53:41,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:53:41,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:53:41,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:53:41,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:53:41,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:53:41,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:53:41,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:53:41,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:53:41,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:53:41,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:53:41,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:53:41,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:53:41,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:53:41,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:53:41,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:53:41,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:53:41,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:53:41,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:53:41,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:53:41,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:53:41,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:53:41,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:53:41,442 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:53:41,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:53:41,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:53:41,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:53:41,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:53:41,478 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:53:41,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:53:41,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:53:41,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:53:41,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:53:41,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:53:41,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:53:41,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:53:41,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:53:41,481 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:53:41,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:53:41,483 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:53:41,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:53:41,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:53:41,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:53:41,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:53:41,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:53:41,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:53:41,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:53:41,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:53:41,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:53:41,486 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:53:41,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:53:41,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:53:41,486 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 -> 2fe32dd1d26a4cf82120db07241724c51fa6ea29 [2019-11-27 15:53:41,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:53:41,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:53:41,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:53:41,922 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:53:41,924 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:53:41,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label02.c [2019-11-27 15:53:42,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aed6a7dc5/d1c7168358c643f2980c0fa05b27fb7f/FLAG397afa74a [2019-11-27 15:53:42,854 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:53:42,857 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label02.c [2019-11-27 15:53:42,888 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aed6a7dc5/d1c7168358c643f2980c0fa05b27fb7f/FLAG397afa74a [2019-11-27 15:53:43,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aed6a7dc5/d1c7168358c643f2980c0fa05b27fb7f [2019-11-27 15:53:43,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:53:43,054 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:53:43,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:43,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:53:43,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:53:43,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:43" (1/1) ... [2019-11-27 15:53:43,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:43, skipping insertion in model container [2019-11-27 15:53:43,073 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:43" (1/1) ... [2019-11-27 15:53:43,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:53:43,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:53:43,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:43,881 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:53:44,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:44,112 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:53:44,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:44 WrapperNode [2019-11-27 15:53:44,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:44,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:44,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:53:44,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:53:44,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:44" (1/1) ... [2019-11-27 15:53:44,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:44" (1/1) ... [2019-11-27 15:53:44,287 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:44,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:53:44,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:53:44,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:53:44,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:44" (1/1) ... [2019-11-27 15:53:44,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:44" (1/1) ... [2019-11-27 15:53:44,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:44" (1/1) ... [2019-11-27 15:53:44,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:44" (1/1) ... [2019-11-27 15:53:44,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:44" (1/1) ... [2019-11-27 15:53:44,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:44" (1/1) ... [2019-11-27 15:53:44,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:44" (1/1) ... [2019-11-27 15:53:44,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:53:44,455 INFO L168 Benchmark]: Toolchain (without parser) took 1396.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:44,457 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:53:44,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1060.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.6 MB in the end (delta: -5.9 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:44,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.6 MB in the beginning and 956.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:44,465 INFO L168 Benchmark]: Boogie Preprocessor took 156.18 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 950.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:44,473 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1060.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.6 MB in the end (delta: -5.9 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 173.92 ms. Allocated memory is still 1.0 GB. Free memory was 967.6 MB in the beginning and 956.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 156.18 ms. Allocated memory is still 1.0 GB. Free memory was 956.1 MB in the beginning and 950.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-509859d [2019-11-27 15:53:47,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:53:47,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:53:47,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:53:47,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:53:47,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:53:47,296 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:53:47,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:53:47,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:53:47,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:53:47,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:53:47,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:53:47,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:53:47,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:53:47,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:53:47,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:53:47,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:53:47,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:53:47,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:53:47,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:53:47,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:53:47,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:53:47,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:53:47,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:53:47,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:53:47,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:53:47,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:53:47,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:53:47,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:53:47,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:53:47,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:53:47,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:53:47,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:53:47,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:53:47,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:53:47,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:53:47,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:53:47,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:53:47,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:53:47,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:53:47,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:53:47,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:53:47,416 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:53:47,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:53:47,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:53:47,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:53:47,421 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:53:47,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:53:47,424 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:53:47,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:53:47,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:53:47,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:53:47,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:53:47,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:53:47,426 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:53:47,426 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:53:47,426 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:53:47,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:53:47,429 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:53:47,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:53:47,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:53:47,430 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:53:47,430 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:53:47,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:53:47,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:53:47,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:53:47,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:53:47,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:53:47,434 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:53:47,434 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:53:47,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:53:47,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:53:47,435 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 -> 2fe32dd1d26a4cf82120db07241724c51fa6ea29 [2019-11-27 15:53:47,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:53:47,928 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:53:47,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:53:47,938 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:53:47,939 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:53:47,940 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label02.c [2019-11-27 15:53:48,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412c369e5/5ef0843c19ed4ba19fc45730d39aa89b/FLAGa082b8a9d [2019-11-27 15:53:48,879 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:53:48,879 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label02.c [2019-11-27 15:53:48,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412c369e5/5ef0843c19ed4ba19fc45730d39aa89b/FLAGa082b8a9d [2019-11-27 15:53:49,062 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412c369e5/5ef0843c19ed4ba19fc45730d39aa89b [2019-11-27 15:53:49,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:53:49,071 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:53:49,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:49,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:53:49,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:53:49,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:49" (1/1) ... [2019-11-27 15:53:49,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:49, skipping insertion in model container [2019-11-27 15:53:49,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:53:49" (1/1) ... [2019-11-27 15:53:49,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:53:49,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:53:49,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:49,982 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:53:50,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:53:50,252 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:53:50,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:50 WrapperNode [2019-11-27 15:53:50,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:53:50,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:50,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:53:50,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:53:50,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:50" (1/1) ... [2019-11-27 15:53:50,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:50" (1/1) ... [2019-11-27 15:53:50,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:53:50,387 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:53:50,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:53:50,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:53:50,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:50" (1/1) ... [2019-11-27 15:53:50,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:50" (1/1) ... [2019-11-27 15:53:50,421 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:50" (1/1) ... [2019-11-27 15:53:50,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:50" (1/1) ... [2019-11-27 15:53:50,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:50" (1/1) ... [2019-11-27 15:53:50,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:50" (1/1) ... [2019-11-27 15:53:50,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:53:50" (1/1) ... [2019-11-27 15:53:50,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:53:50,532 INFO L168 Benchmark]: Toolchain (without parser) took 1455.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:50,536 INFO L168 Benchmark]: CDTParser took 3.64 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:53:50,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1179.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:50,545 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.80 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:50,545 INFO L168 Benchmark]: Boogie Preprocessor took 137.76 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:53:50,556 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.64 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1179.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.80 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.76 ms. Allocated memory is still 1.0 GB. Free memory was 961.1 MB in the beginning and 955.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...