./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label17.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/Problem12_label17.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 8e1267f947047495fcc46c38dd2cd90f911189c4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem12_label17.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 8e1267f947047495fcc46c38dd2cd90f911189c4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:55:21,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:21,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:21,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:21,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:21,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:21,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:21,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:21,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:21,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:21,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:21,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:21,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:21,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:21,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:21,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:21,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:21,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:21,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:21,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:21,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:21,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:21,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:21,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:21,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:21,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:21,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:21,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:21,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:21,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:21,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:21,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:21,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:21,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:21,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:21,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:21,480 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:21,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:21,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:21,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:21,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:21,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:21,514 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:21,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:21,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:21,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:21,521 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:21,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:21,522 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:21,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:21,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:21,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:21,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:21,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:21,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:21,524 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:21,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:21,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:21,525 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:21,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:21,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:21,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:21,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:21,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:21,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:21,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:21,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:21,530 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:21,530 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:21,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:21,530 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 -> 8e1267f947047495fcc46c38dd2cd90f911189c4 [2019-11-27 15:55:21,987 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:22,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:22,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:22,013 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:22,014 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:22,015 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label17.c [2019-11-27 15:55:22,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6582d8ddf/5792b377419f4248b37035c4101db007/FLAG22b6280a1 [2019-11-27 15:55:23,260 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:23,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label17.c [2019-11-27 15:55:23,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6582d8ddf/5792b377419f4248b37035c4101db007/FLAG22b6280a1 [2019-11-27 15:55:23,649 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6582d8ddf/5792b377419f4248b37035c4101db007 [2019-11-27 15:55:23,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:23,656 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:23,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:23,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:23,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:23,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:23,679 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 27.11 03:55:23, skipping insertion in model container [2019-11-27 15:55:23,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:23" (1/1) ... [2019-11-27 15:55:23,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:23,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:25,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:25,877 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:26,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:26,927 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:26,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:26 WrapperNode [2019-11-27 15:55:26,929 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:26,930 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:26,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:26,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:26,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:26" (1/1) ... [2019-11-27 15:55:27,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:26" (1/1) ... [2019-11-27 15:55:27,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:27,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:27,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:27,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:27,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:26" (1/1) ... [2019-11-27 15:55:27,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:26" (1/1) ... [2019-11-27 15:55:27,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:26" (1/1) ... [2019-11-27 15:55:27,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:26" (1/1) ... [2019-11-27 15:55:27,818 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:26" (1/1) ... [2019-11-27 15:55:27,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:26" (1/1) ... [2019-11-27 15:55:28,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:26" (1/1) ... [2019-11-27 15:55:28,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:28,428 INFO L168 Benchmark]: Toolchain (without parser) took 4769.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 908.3 MB in the end (delta: 41.9 MB). Peak memory consumption was 313.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:28,429 INFO L168 Benchmark]: CDTParser took 1.94 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 15:55:28,432 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3266.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:28,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 520.42 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 746.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:28,438 INFO L168 Benchmark]: Boogie Preprocessor took 970.66 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 908.3 MB in the end (delta: -162.0 MB). Peak memory consumption was 109.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:28,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 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 3266.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 820.9 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 520.42 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 746.4 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 970.66 ms. Allocated memory is still 1.0 GB. Free memory was 746.4 MB in the beginning and 908.3 MB in the end (delta: -162.0 MB). Peak memory consumption was 109.9 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 15:55:31,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:31,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:31,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:31,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:31,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:31,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:31,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:31,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:31,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:31,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:31,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:31,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:31,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:31,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:31,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:31,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:31,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:31,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:31,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:31,346 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:31,347 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:31,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:31,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:31,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:31,358 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:31,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:31,361 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:31,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:31,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:31,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:31,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:31,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:31,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:31,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:31,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:31,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:31,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:31,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:31,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:31,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:31,381 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:31,410 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:31,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:31,414 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:31,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:31,417 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:31,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:31,417 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:31,417 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:31,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:31,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:31,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:31,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:31,419 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:31,420 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:31,420 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:31,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:31,422 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:31,422 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:31,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:31,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:31,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:31,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:31,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:31,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:31,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:31,424 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:31,426 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:31,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:31,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:31,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:31,427 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 -> 8e1267f947047495fcc46c38dd2cd90f911189c4 [2019-11-27 15:55:31,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:31,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:31,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:31,884 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:31,887 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:31,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label17.c [2019-11-27 15:55:31,984 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24d866b7/e12b21dad04e4e249726d747c5e29a55/FLAGea150d622 [2019-11-27 15:55:33,131 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:33,132 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label17.c [2019-11-27 15:55:33,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24d866b7/e12b21dad04e4e249726d747c5e29a55/FLAGea150d622 [2019-11-27 15:55:33,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b24d866b7/e12b21dad04e4e249726d747c5e29a55 [2019-11-27 15:55:33,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:33,528 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:33,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:33,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:33,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:33,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:33" (1/1) ... [2019-11-27 15:55:33,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:33, skipping insertion in model container [2019-11-27 15:55:33,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:33" (1/1) ... [2019-11-27 15:55:33,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:33,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:35,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:35,914 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:37,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:37,098 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:37,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37 WrapperNode [2019-11-27 15:55:37,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:37,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:37,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:37,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:37,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:37,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:37,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:37,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:37,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,691 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:37,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:37" (1/1) ... [2019-11-27 15:55:38,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:38,058 INFO L168 Benchmark]: Toolchain (without parser) took 4527.80 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 945.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 286.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,059 INFO L168 Benchmark]: CDTParser took 0.25 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 15:55:38,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3575.93 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 769.3 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,063 INFO L168 Benchmark]: Boogie Procedure Inliner took 356.19 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,065 INFO L168 Benchmark]: Boogie Preprocessor took 589.17 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 945.1 MB in the end (delta: -210.2 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:38,073 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 3575.93 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 769.3 MB in the end (delta: 180.9 MB). Peak memory consumption was 181.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 356.19 ms. Allocated memory is still 1.0 GB. Free memory was 769.3 MB in the beginning and 734.9 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 589.17 ms. Allocated memory is still 1.0 GB. Free memory was 734.9 MB in the beginning and 945.1 MB in the end (delta: -210.2 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...