./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label49.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem01_label49.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 083cea80584760e424718c2c8c78f2ce2da05adc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label49.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 083cea80584760e424718c2c8c78f2ce2da05adc ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:25:53,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:53,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:53,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:53,355 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:53,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:53,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:53,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:53,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:53,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:53,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:53,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:53,399 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:53,403 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:53,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:53,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:53,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:53,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:53,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:53,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:53,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:53,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:53,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:53,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:53,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:53,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:53,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:53,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:53,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:53,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:53,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:53,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:53,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:53,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:53,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:53,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:53,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:53,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:53,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:53,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:53,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:53,490 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:53,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:53,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:53,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:53,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:53,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:53,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:53,536 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:53,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:53,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:53,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:53,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:53,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:53,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:53,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:53,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:53,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:53,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:53,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:53,544 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:53,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:53,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:53,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:53,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:53,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:53,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:53,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:53,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:53,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:53,549 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 -> 083cea80584760e424718c2c8c78f2ce2da05adc [2019-11-25 22:25:54,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:54,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:54,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:54,184 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:54,184 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:54,186 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-25 22:25:54,348 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a24897f50/5c8acd81717f4adcba8141df760350f4/FLAGb0397575a [2019-11-25 22:25:55,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:55,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-25 22:25:55,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a24897f50/5c8acd81717f4adcba8141df760350f4/FLAGb0397575a [2019-11-25 22:25:55,700 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a24897f50/5c8acd81717f4adcba8141df760350f4 [2019-11-25 22:25:55,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:55,710 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:55,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:55,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:55,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:55,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:55" (1/1) ... [2019-11-25 22:25:55,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7397f0d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:55, skipping insertion in model container [2019-11-25 22:25:55,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:55" (1/1) ... [2019-11-25 22:25:55,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:55,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:56,866 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:56,881 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:57,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:57,197 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:57,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57 WrapperNode [2019-11-25 22:25:57,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:57,199 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:57,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:57,200 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:57,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:57,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:57,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:57,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:57,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:57" (1/1) ... [2019-11-25 22:25:57,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:57,625 INFO L168 Benchmark]: Toolchain (without parser) took 1907.25 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 960.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:57,626 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-25 22:25:57,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1481.50 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 971.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:57,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 225.19 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:57,638 INFO L168 Benchmark]: Boogie Preprocessor took 189.72 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:57,652 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1481.50 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 971.7 MB in the end (delta: -10.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 225.19 ms. Allocated memory is still 1.0 GB. Free memory was 971.7 MB in the beginning and 965.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.72 ms. Allocated memory is still 1.0 GB. Free memory was 965.9 MB in the beginning and 960.2 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 0.1.24-65d6cd2 [2019-11-25 22:26:01,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:01,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:01,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:01,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:01,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:01,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:01,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:01,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:01,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:01,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:01,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:01,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:01,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:01,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:01,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:01,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:01,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:01,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:01,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:01,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:01,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:01,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:01,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:01,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:01,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:01,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:01,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:01,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:01,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:01,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:01,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:01,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:01,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:01,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:01,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:01,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:01,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:01,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:01,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:01,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:01,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:01,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:01,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:01,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:01,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:01,654 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:01,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:01,654 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:01,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:01,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:01,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:01,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:01,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:01,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:01,660 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:01,660 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:01,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:01,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:01,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:01,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:01,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:01,665 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:01,665 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:01,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:01,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:01,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:01,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:01,666 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:01,668 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:01,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:01,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:01,670 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 -> 083cea80584760e424718c2c8c78f2ce2da05adc [2019-11-25 22:26:02,257 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:02,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:02,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:02,297 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:02,300 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:02,301 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-25 22:26:02,457 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/942c27350/11f4ad27dcb54da087ab1f60502992af/FLAG6353d0904 [2019-11-25 22:26:03,695 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:03,698 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label49.c [2019-11-25 22:26:03,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/942c27350/11f4ad27dcb54da087ab1f60502992af/FLAG6353d0904 [2019-11-25 22:26:04,262 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/942c27350/11f4ad27dcb54da087ab1f60502992af [2019-11-25 22:26:04,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:04,276 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:04,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:04,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:04,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:04,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:04" (1/1) ... [2019-11-25 22:26:04,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58038550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:04, skipping insertion in model container [2019-11-25 22:26:04,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:04" (1/1) ... [2019-11-25 22:26:04,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:04,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:05,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:05,505 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:05,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:05,848 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:05,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:05 WrapperNode [2019-11-25 22:26:05,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:05,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:05,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:05,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:05,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:05" (1/1) ... [2019-11-25 22:26:05,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:05" (1/1) ... [2019-11-25 22:26:06,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:06,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:06,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:06,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:06,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:05" (1/1) ... [2019-11-25 22:26:06,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:05" (1/1) ... [2019-11-25 22:26:06,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:05" (1/1) ... [2019-11-25 22:26:06,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:05" (1/1) ... [2019-11-25 22:26:06,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:05" (1/1) ... [2019-11-25 22:26:06,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:05" (1/1) ... [2019-11-25 22:26:06,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:05" (1/1) ... [2019-11-25 22:26:06,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:06,298 INFO L168 Benchmark]: Toolchain (without parser) took 2020.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:06,301 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-25 22:26:06,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1568.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.0 MB in the end (delta: -7.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:06,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 244.74 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:06,319 INFO L168 Benchmark]: Boogie Preprocessor took 198.63 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:06,331 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1568.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.0 MB in the end (delta: -7.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 244.74 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.63 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.5 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...