./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label57.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label57.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 7289a24916410dada55d7befe9c59871f03a3aa1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label57.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 7289a24916410dada55d7befe9c59871f03a3aa1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:21:37,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:37,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:37,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:37,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:37,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:37,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:37,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:37,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:37,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:37,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:37,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:37,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:37,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:37,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:37,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:37,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:37,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:37,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:37,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:37,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:37,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:37,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:37,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:37,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:37,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:37,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:37,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:37,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:37,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:37,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:37,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:37,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:37,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:37,587 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:37,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:37,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:37,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:37,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:37,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:37,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:37,602 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:37,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:37,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:37,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:37,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:37,648 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:37,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:37,648 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:37,650 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:37,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:37,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:37,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:37,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:37,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:37,653 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:37,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:37,655 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:37,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:37,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:37,658 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:37,658 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:37,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:37,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:37,659 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:37,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:37,660 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:37,663 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:37,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:37,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:37,664 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 -> 7289a24916410dada55d7befe9c59871f03a3aa1 [2019-11-27 09:21:38,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:38,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:38,288 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:38,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:38,293 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:38,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label57.c [2019-11-27 09:21:38,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c97d0ee85/79db25aea45741028afee88d9176c25d/FLAGd81c77ac6 [2019-11-27 09:21:39,734 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:39,741 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label57.c [2019-11-27 09:21:39,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c97d0ee85/79db25aea45741028afee88d9176c25d/FLAGd81c77ac6 [2019-11-27 09:21:39,815 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c97d0ee85/79db25aea45741028afee88d9176c25d [2019-11-27 09:21:39,823 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:39,827 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:39,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:39,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:39,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:39,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:39" (1/1) ... [2019-11-27 09:21:39,851 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 27.11 09:21:39, skipping insertion in model container [2019-11-27 09:21:39,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:39" (1/1) ... [2019-11-27 09:21:39,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:39,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:41,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:41,095 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:41,388 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:41,427 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:41,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41 WrapperNode [2019-11-27 09:21:41,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:41,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:41,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:41,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:41,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:41,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:41,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:41,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:41,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:41" (1/1) ... [2019-11-27 09:21:41,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:41,878 INFO L168 Benchmark]: Toolchain (without parser) took 2044.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 961.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:41,879 INFO L168 Benchmark]: CDTParser took 1.55 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. [2019-11-27 09:21:41,886 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1604.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.2 MB in the end (delta: -7.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:41,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.80 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 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. [2019-11-27 09:21:41,892 INFO L168 Benchmark]: Boogie Preprocessor took 202.74 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. [2019-11-27 09:21:41,907 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 1604.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.2 MB in the end (delta: -7.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 229.80 ms. Allocated memory is still 1.0 GB. Free memory was 973.2 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 202.74 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-da95e15 [2019-11-27 09:21:45,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:45,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:45,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:45,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:45,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:45,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:45,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:46,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:46,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:46,009 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:46,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:46,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:46,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:46,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:46,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:46,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:46,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:46,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:46,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:46,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:46,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:46,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:46,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:46,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:46,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:46,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:46,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:46,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:46,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:46,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:46,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:46,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:46,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:46,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:46,101 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:46,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:46,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:46,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:46,108 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:46,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:46,113 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:46,153 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:46,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:46,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:46,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:46,158 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:46,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:46,158 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:46,159 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:46,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:46,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:46,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:46,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:46,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:46,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:46,164 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:46,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:46,168 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:46,168 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:46,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:46,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:46,169 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:46,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:46,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:46,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:46,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:46,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:46,173 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:46,173 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:46,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:46,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:46,175 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 -> 7289a24916410dada55d7befe9c59871f03a3aa1 [2019-11-27 09:21:46,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:46,786 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:46,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:46,795 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:46,799 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:46,801 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label57.c [2019-11-27 09:21:46,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/011823dad/0049b6eac2594ca39d1499bb1e0d00d1/FLAG7927d7c2e [2019-11-27 09:21:48,155 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:48,162 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label57.c [2019-11-27 09:21:48,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/011823dad/0049b6eac2594ca39d1499bb1e0d00d1/FLAG7927d7c2e [2019-11-27 09:21:48,624 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/011823dad/0049b6eac2594ca39d1499bb1e0d00d1 [2019-11-27 09:21:48,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:48,640 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:48,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:48,647 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:48,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:48,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:48" (1/1) ... [2019-11-27 09:21:48,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5421ec35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:48, skipping insertion in model container [2019-11-27 09:21:48,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:48" (1/1) ... [2019-11-27 09:21:48,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:48,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:49,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:49,833 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:50,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:50,261 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:50,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:50 WrapperNode [2019-11-27 09:21:50,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:50,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:50,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:50,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:50,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:50" (1/1) ... [2019-11-27 09:21:50,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:50" (1/1) ... [2019-11-27 09:21:50,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:50,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:50,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:50,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:50,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:50" (1/1) ... [2019-11-27 09:21:50,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:50" (1/1) ... [2019-11-27 09:21:50,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:50" (1/1) ... [2019-11-27 09:21:50,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:50" (1/1) ... [2019-11-27 09:21:50,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:50" (1/1) ... [2019-11-27 09:21:50,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:50" (1/1) ... [2019-11-27 09:21:50,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:50" (1/1) ... [2019-11-27 09:21:50,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:50,684 INFO L168 Benchmark]: Toolchain (without parser) took 2042.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.3 MB in the end (delta: -12.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:50,688 INFO L168 Benchmark]: CDTParser took 2.84 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:50,691 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1616.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.8 MB in the end (delta: -23.5 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:50,696 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.21 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:50,698 INFO L168 Benchmark]: Boogie Preprocessor took 185.62 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:50,709 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.84 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 1616.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 983.8 MB in the end (delta: -23.5 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.21 ms. Allocated memory is still 1.0 GB. Free memory was 983.8 MB in the beginning and 978.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.62 ms. Allocated memory is still 1.0 GB. Free memory was 978.1 MB in the beginning and 972.3 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...