./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label01.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 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label01.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 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:39:51,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:51,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:51,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:51,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:51,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:51,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:51,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:51,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:51,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:51,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:51,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:51,554 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:51,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:51,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:51,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:51,570 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:51,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:51,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:51,589 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:51,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:51,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:51,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:51,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:51,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:51,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:51,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:51,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:51,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:39:51,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:39:51,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:39:51,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:39:51,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:39:51,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:39:51,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:39:51,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:39:51,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:39:51,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:39:51,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:39:51,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:39:51,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:39:51,651 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:39:51,691 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:39:51,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:39:51,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:39:51,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:39:51,699 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:39:51,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:39:51,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:39:51,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:39:51,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:39:51,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:39:51,707 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:39:51,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:39:51,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:39:51,708 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:39:51,708 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:39:51,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:39:51,709 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:39:51,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:39:51,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:39:51,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:39:51,713 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:39:51,713 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:39:51,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:39:51,714 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:39:51,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:39:51,714 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:39:51,717 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:39:51,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:39:51,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:39:51,718 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 -> 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd [2019-11-24 20:39:52,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:39:52,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:39:52,368 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:39:52,373 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:39:52,374 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:39:52,378 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-24 20:39:52,542 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad363ebc7/bdbc5a8b62074a968c42309033ae8d17/FLAG003d54ce8 [2019-11-24 20:39:53,768 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:39:53,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-24 20:39:53,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad363ebc7/bdbc5a8b62074a968c42309033ae8d17/FLAG003d54ce8 [2019-11-24 20:39:53,833 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad363ebc7/bdbc5a8b62074a968c42309033ae8d17 [2019-11-24 20:39:53,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:39:53,845 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:39:53,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:53,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:39:53,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:39:53,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:53" (1/1) ... [2019-11-24 20:39:53,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:53, skipping insertion in model container [2019-11-24 20:39:53,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:39:53" (1/1) ... [2019-11-24 20:39:53,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:39:53,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:39:55,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:55,050 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:39:55,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:39:55,388 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:39:55,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55 WrapperNode [2019-11-24 20:39:55,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:39:55,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:55,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:39:55,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:39:55,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:55,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:55,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:39:55,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:39:55,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:39:55,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:39:55,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:55,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:55,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:55,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:55,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:55,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:55,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:39:55" (1/1) ... [2019-11-24 20:39:55,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:39:55,775 INFO L168 Benchmark]: Toolchain (without parser) took 1923.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:55,781 INFO L168 Benchmark]: CDTParser took 1.21 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. [2019-11-24 20:39:55,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1542.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.4 MB in the end (delta: 5.2 kB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:55,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 191.11 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. [2019-11-24 20:39:55,791 INFO L168 Benchmark]: Boogie Preprocessor took 181.07 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 956.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:39:55,802 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 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 1542.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.4 MB in the end (delta: 5.2 kB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 191.11 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. * Boogie Preprocessor took 181.07 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 956.0 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 0.1.24-32f2683 [2019-11-24 20:39:59,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:39:59,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:39:59,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:39:59,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:39:59,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:39:59,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:39:59,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:39:59,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:39:59,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:39:59,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:39:59,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:39:59,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:39:59,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:39:59,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:39:59,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:39:59,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:39:59,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:39:59,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:39:59,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:39:59,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:39:59,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:39:59,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:39:59,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:39:59,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:39:59,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:39:59,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:39:59,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:39:59,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:00,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:00,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:00,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:00,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:00,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:00,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:00,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:00,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:00,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:00,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:00,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:00,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:00,022 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:00,067 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:00,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:00,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:00,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:00,082 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:00,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:00,086 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:00,086 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:00,086 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:00,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:00,089 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:00,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:00,091 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:00,092 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:00,092 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:00,092 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:00,093 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:00,094 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:00,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:00,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:00,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:00,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:00,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:00,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:00,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:00,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:00,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:00,105 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:00,105 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:00,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:00,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:00,110 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 -> 4facd755ec6bf0af5c404932d2a8a73ce9edcfbd [2019-11-24 20:40:00,731 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:00,761 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:00,769 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:00,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:00,776 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:00,779 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-24 20:40:00,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7406faaf/2df6b31ca55b4959a1e8d4ea14e10fca/FLAG0ce8c708a [2019-11-24 20:40:02,233 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:02,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label01.c [2019-11-24 20:40:02,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7406faaf/2df6b31ca55b4959a1e8d4ea14e10fca/FLAG0ce8c708a [2019-11-24 20:40:02,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7406faaf/2df6b31ca55b4959a1e8d4ea14e10fca [2019-11-24 20:40:02,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:02,327 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:02,329 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:02,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:02,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:02,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:02" (1/1) ... [2019-11-24 20:40:02,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6a88b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:02, skipping insertion in model container [2019-11-24 20:40:02,348 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:02" (1/1) ... [2019-11-24 20:40:02,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:02,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:03,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:03,571 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:03,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:03,872 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:03,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:03 WrapperNode [2019-11-24 20:40:03,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:03,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:03,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:03,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:03,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:03" (1/1) ... [2019-11-24 20:40:03,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:03" (1/1) ... [2019-11-24 20:40:04,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:04,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:04,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:04,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:04,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:03" (1/1) ... [2019-11-24 20:40:04,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:03" (1/1) ... [2019-11-24 20:40:04,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:03" (1/1) ... [2019-11-24 20:40:04,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:03" (1/1) ... [2019-11-24 20:40:04,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:03" (1/1) ... [2019-11-24 20:40:04,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:03" (1/1) ... [2019-11-24 20:40:04,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:03" (1/1) ... [2019-11-24 20:40:04,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:04,257 INFO L168 Benchmark]: Toolchain (without parser) took 1926.66 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 960.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 1.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:04,258 INFO L168 Benchmark]: CDTParser took 0.51 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. [2019-11-24 20:40:04,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1545.09 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 972.0 MB in the end (delta: -10.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:04,264 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.0 MB in the beginning and 966.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:04,272 INFO L168 Benchmark]: Boogie Preprocessor took 186.19 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:04,282 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 1545.09 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 972.0 MB in the end (delta: -10.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 181.18 ms. Allocated memory is still 1.0 GB. Free memory was 972.0 MB in the beginning and 966.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 186.19 ms. Allocated memory is still 1.0 GB. Free memory was 966.3 MB in the beginning and 960.6 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...