./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label36.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/Problem06_label36.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f135fe02ef12d3aa7472100e4c52c5c4d97bb2e0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_label36.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f135fe02ef12d3aa7472100e4c52c5c4d97bb2e0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:29:53,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:53,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:53,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:53,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:53,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:53,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:53,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:53,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:53,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:53,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:53,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:53,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:53,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:53,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:53,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:53,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:53,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:53,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:53,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:53,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:53,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:53,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:53,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:53,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:53,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:53,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:53,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:53,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:53,514 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:53,516 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:53,517 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:53,519 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:53,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:53,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:53,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:53,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:53,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:53,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:53,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:53,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:53,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:29:53,579 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:53,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:53,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:53,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:53,587 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:53,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:53,588 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:53,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:29:53,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:53,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:53,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:53,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:53,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:53,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:53,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:53,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:53,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:53,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:53,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:53,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:53,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:53,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:53,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:53,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:53,600 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:53,600 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:29:53,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:29:53,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:53,603 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 -> f135fe02ef12d3aa7472100e4c52c5c4d97bb2e0 [2019-11-25 22:29:54,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:54,210 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:54,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:54,219 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:54,223 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:54,225 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label36.c [2019-11-25 22:29:54,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b581cf4b/de5023319a134b3d87e27652c1b0d72b/FLAG1f5246d00 [2019-11-25 22:29:56,338 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:56,341 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label36.c [2019-11-25 22:29:56,441 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b581cf4b/de5023319a134b3d87e27652c1b0d72b/FLAG1f5246d00 [2019-11-25 22:29:56,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b581cf4b/de5023319a134b3d87e27652c1b0d72b [2019-11-25 22:29:56,486 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:56,490 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:56,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:56,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:56,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:56,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:56" (1/1) ... [2019-11-25 22:29:56,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:56, skipping insertion in model container [2019-11-25 22:29:56,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:56" (1/1) ... [2019-11-25 22:29:56,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:56,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:30:01,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:01,261 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:30:03,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:03,868 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:30:03,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03 WrapperNode [2019-11-25 22:30:03,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:03,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:03,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:30:03,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:30:03,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:04,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:04,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:04,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:30:04,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:30:04,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:30:04,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:04,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:04,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:04,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:05,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:05,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:05,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:03" (1/1) ... [2019-11-25 22:30:05,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:05,572 INFO L168 Benchmark]: Toolchain (without parser) took 9077.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 781.4 MB in the end (delta: 157.3 MB). Peak memory consumption was 157.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:05,574 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:30:05,578 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7377.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 907.1 MB in the end (delta: 31.7 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:05,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 898.46 ms. Allocated memory is still 1.0 GB. Free memory was 907.1 MB in the beginning and 831.4 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:05,585 INFO L168 Benchmark]: Boogie Preprocessor took 790.27 ms. Allocated memory is still 1.0 GB. Free memory was 831.4 MB in the beginning and 781.4 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:05,595 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 7377.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 907.1 MB in the end (delta: 31.7 MB). Peak memory consumption was 279.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 898.46 ms. Allocated memory is still 1.0 GB. Free memory was 907.1 MB in the beginning and 831.4 MB in the end (delta: 75.8 MB). Peak memory consumption was 75.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 790.27 ms. Allocated memory is still 1.0 GB. Free memory was 831.4 MB in the beginning and 781.4 MB in the end (delta: 49.9 MB). Peak memory consumption was 49.9 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 0.1.24-65d6cd2 [2019-11-25 22:30:09,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:30:09,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:30:09,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:30:09,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:30:09,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:30:09,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:30:09,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:30:09,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:30:09,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:30:09,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:30:09,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:30:09,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:30:09,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:30:09,798 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:30:09,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:30:09,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:30:09,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:30:09,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:30:09,826 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:30:09,835 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:30:09,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:30:09,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:30:09,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:30:09,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:30:09,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:30:09,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:30:09,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:30:09,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:30:09,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:30:09,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:30:09,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:30:09,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:30:09,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:30:09,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:30:09,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:30:09,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:30:09,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:30:09,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:30:09,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:30:09,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:30:09,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:30:09,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:30:09,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:30:09,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:30:09,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:30:09,945 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:30:09,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:30:09,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:30:09,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:30:09,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:30:09,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:30:09,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:30:09,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:30:09,951 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:30:09,953 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:30:09,954 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:30:09,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:30:09,954 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:30:09,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:30:09,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:30:09,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:30:09,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:30:09,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:30:09,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:30:09,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:30:09,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:30:09,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:30:09,959 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:30:09,961 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:30:09,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:30:09,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:30:09,963 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 -> f135fe02ef12d3aa7472100e4c52c5c4d97bb2e0 [2019-11-25 22:30:10,540 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:30:10,576 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:30:10,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:30:10,589 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:30:10,590 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:30:10,593 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label36.c [2019-11-25 22:30:10,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17253c34d/c619a2fc2164414a948bcb22650d66e0/FLAG017e9fc46 [2019-11-25 22:30:12,788 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:30:12,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label36.c [2019-11-25 22:30:12,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17253c34d/c619a2fc2164414a948bcb22650d66e0/FLAG017e9fc46 [2019-11-25 22:30:12,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17253c34d/c619a2fc2164414a948bcb22650d66e0 [2019-11-25 22:30:12,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:30:12,984 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:30:12,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:12,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:30:12,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:30:13,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:12" (1/1) ... [2019-11-25 22:30:13,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:13, skipping insertion in model container [2019-11-25 22:30:13,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:12" (1/1) ... [2019-11-25 22:30:13,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:30:13,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:30:18,459 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:18,478 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:30:20,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:21,029 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:30:21,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:21 WrapperNode [2019-11-25 22:30:21,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:21,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:21,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:30:21,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:30:21,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:21" (1/1) ... [2019-11-25 22:30:21,221 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:21" (1/1) ... [2019-11-25 22:30:21,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:21,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:30:21,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:30:21,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:30:21,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:21" (1/1) ... [2019-11-25 22:30:21,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:21" (1/1) ... [2019-11-25 22:30:22,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:21" (1/1) ... [2019-11-25 22:30:22,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:21" (1/1) ... [2019-11-25 22:30:22,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:21" (1/1) ... [2019-11-25 22:30:22,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:21" (1/1) ... [2019-11-25 22:30:22,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:21" (1/1) ... [2019-11-25 22:30:22,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:22,714 INFO L168 Benchmark]: Toolchain (without parser) took 9722.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 766.1 MB in the end (delta: 167.0 MB). Peak memory consumption was 167.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:22,715 INFO L168 Benchmark]: CDTParser took 0.37 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 22:30:22,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8041.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 892.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 270.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:22,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 874.57 ms. Allocated memory is still 1.0 GB. Free memory was 892.7 MB in the beginning and 822.6 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:22,724 INFO L168 Benchmark]: Boogie Preprocessor took 796.86 ms. Allocated memory is still 1.0 GB. Free memory was 822.6 MB in the beginning and 766.1 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:22,735 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 8041.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 892.7 MB in the end (delta: 40.4 MB). Peak memory consumption was 270.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 874.57 ms. Allocated memory is still 1.0 GB. Free memory was 892.7 MB in the beginning and 822.6 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 796.86 ms. Allocated memory is still 1.0 GB. Free memory was 822.6 MB in the beginning and 766.1 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...