./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label37.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/Problem02_label37.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 a2597194a43836f4c4ad9c950ead0db96723770b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label37.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 a2597194a43836f4c4ad9c950ead0db96723770b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:26:13,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:13,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:13,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:13,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:13,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:13,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:13,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:13,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:13,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:13,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:13,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:13,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:13,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:13,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:13,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:13,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:13,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:13,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:13,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:13,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:13,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:13,535 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:13,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:13,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:13,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:13,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:13,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:13,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:13,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:13,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:13,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:13,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:13,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:13,566 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:13,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:13,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:13,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:13,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:13,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:13,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:13,577 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:13,618 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:13,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:13,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:13,625 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:13,628 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:13,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:13,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:13,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:13,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:13,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:13,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:13,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:13,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:13,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:13,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:13,635 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:13,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:13,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:13,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:13,637 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:13,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:13,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:13,640 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:13,640 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:13,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:13,643 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:13,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:13,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:13,644 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 -> a2597194a43836f4c4ad9c950ead0db96723770b [2019-11-25 22:26:14,189 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:14,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:14,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:14,235 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:14,236 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:14,237 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label37.c [2019-11-25 22:26:14,403 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa1342b2b/9c3c551e01704483838ada2763b9a967/FLAGdff424adb [2019-11-25 22:26:15,660 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:15,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label37.c [2019-11-25 22:26:15,703 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa1342b2b/9c3c551e01704483838ada2763b9a967/FLAGdff424adb [2019-11-25 22:26:15,740 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa1342b2b/9c3c551e01704483838ada2763b9a967 [2019-11-25 22:26:15,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:15,753 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:15,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:15,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:15,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:15,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:15, skipping insertion in model container [2019-11-25 22:26:15,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:15" (1/1) ... [2019-11-25 22:26:15,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:15,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:16,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:16,971 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:17,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:17,314 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:17,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17 WrapperNode [2019-11-25 22:26:17,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:17,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:17,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:17,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:17,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:17,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:17,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:17,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:17,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:17" (1/1) ... [2019-11-25 22:26:17,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:17,725 INFO L168 Benchmark]: Toolchain (without parser) took 1962.18 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 961.7 MB in the end (delta: 3.2 kB). Peak memory consumption was 68.7 kB. Max. memory is 12.5 GB. [2019-11-25 22:26:17,726 INFO L168 Benchmark]: CDTParser took 2.72 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 22:26:17,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1560.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:17,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.80 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:17,736 INFO L168 Benchmark]: Boogie Preprocessor took 173.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:17,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.72 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 1560.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.80 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.66 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.7 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 22:26:21,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:21,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:21,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:21,759 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:21,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:21,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:21,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:21,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:21,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:21,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:21,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:21,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:21,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:21,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:21,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:21,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:21,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:21,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:21,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:21,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:21,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:21,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:21,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:21,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:21,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:21,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:21,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:21,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:21,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:21,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:21,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:21,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:21,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:21,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:21,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:21,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:21,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:21,895 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:21,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:21,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:21,902 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:21,943 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:21,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:21,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:21,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:21,951 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:21,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:21,951 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:21,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:21,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:21,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:21,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:21,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:21,957 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:21,957 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:21,959 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:21,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:21,959 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:21,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:21,960 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:21,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:21,965 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:21,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:21,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:21,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:21,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:21,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:21,967 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:21,967 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:21,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:21,968 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:21,969 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 -> a2597194a43836f4c4ad9c950ead0db96723770b [2019-11-25 22:26:22,535 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:22,563 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:22,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:22,576 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:22,577 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:22,579 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label37.c [2019-11-25 22:26:22,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edf2b3f41/59c5fdc9116d472795eebdb35dc87161/FLAG10a3740c2 [2019-11-25 22:26:24,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:24,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label37.c [2019-11-25 22:26:24,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edf2b3f41/59c5fdc9116d472795eebdb35dc87161/FLAG10a3740c2 [2019-11-25 22:26:24,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edf2b3f41/59c5fdc9116d472795eebdb35dc87161 [2019-11-25 22:26:24,094 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:24,099 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:24,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:24,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:24,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:24,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:24" (1/1) ... [2019-11-25 22:26:24,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a9e384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:24, skipping insertion in model container [2019-11-25 22:26:24,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:24" (1/1) ... [2019-11-25 22:26:24,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:24,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:25,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:25,374 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:25,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:25,722 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:25,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25 WrapperNode [2019-11-25 22:26:25,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:25,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:25,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:25,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:25,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:25,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:25,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:25,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:25,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:25,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:26,011 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:26,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:25" (1/1) ... [2019-11-25 22:26:26,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:26,073 INFO L168 Benchmark]: Toolchain (without parser) took 1968.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 962.2 MB in the end (delta: -4.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:26:26,075 INFO L168 Benchmark]: CDTParser took 1.12 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 22:26:26,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1620.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 973.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:26,084 INFO L168 Benchmark]: Boogie Procedure Inliner took 174.66 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 968.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:26,085 INFO L168 Benchmark]: Boogie Preprocessor took 160.95 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:26,101 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12 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 1620.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 973.7 MB in the end (delta: -16.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 174.66 ms. Allocated memory is still 1.0 GB. Free memory was 973.7 MB in the beginning and 968.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 160.95 ms. Allocated memory is still 1.0 GB. Free memory was 968.0 MB in the beginning and 962.2 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...