./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label22.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/Problem13_label22.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 2047bb5f1ccc66fd589a4b6140986f6542f5fb42 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label22.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 2047bb5f1ccc66fd589a4b6140986f6542f5fb42 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:39:27,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:27,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:27,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:27,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:27,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:27,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:27,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:27,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:27,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:27,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:27,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:27,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:27,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:27,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:27,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:27,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:27,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:27,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:27,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:27,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:27,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:27,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:27,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:27,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:27,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:27,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:27,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:27,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:27,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:27,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:27,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:27,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:27,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:27,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:27,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:27,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:27,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:27,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:27,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:27,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:27,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:39:27,794 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:27,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:27,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:27,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:27,801 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:27,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:27,803 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:27,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:39:27,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:27,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:27,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:27,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:27,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:27,808 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:27,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:27,809 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:27,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:27,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:27,811 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:27,811 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:27,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:27,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:27,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:27,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:27,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:27,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:39:27,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:39:27,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:27,817 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 -> 2047bb5f1ccc66fd589a4b6140986f6542f5fb42 [2019-11-25 22:39:28,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:28,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:28,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:28,409 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:28,410 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:28,412 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2019-11-25 22:39:28,571 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/961ad2ded/4b122a12cfe0437b94f49ebdda187293/FLAGda57e0739 [2019-11-25 22:39:30,263 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:30,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2019-11-25 22:39:30,357 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/961ad2ded/4b122a12cfe0437b94f49ebdda187293/FLAGda57e0739 [2019-11-25 22:39:30,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/961ad2ded/4b122a12cfe0437b94f49ebdda187293 [2019-11-25 22:39:30,406 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:30,411 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:30,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:30,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:30,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:30,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:30" (1/1) ... [2019-11-25 22:39:30,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:30, skipping insertion in model container [2019-11-25 22:39:30,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:30" (1/1) ... [2019-11-25 22:39:30,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:30,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:34,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:34,236 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:35,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:36,018 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:36,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:36 WrapperNode [2019-11-25 22:39:36,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:36,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:36,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:36,026 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:36,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:36" (1/1) ... [2019-11-25 22:39:36,206 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:36" (1/1) ... [2019-11-25 22:39:37,550 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:37,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:37,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:37,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:37,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:36" (1/1) ... [2019-11-25 22:39:37,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:36" (1/1) ... [2019-11-25 22:39:37,731 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:36" (1/1) ... [2019-11-25 22:39:37,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:36" (1/1) ... [2019-11-25 22:39:38,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:36" (1/1) ... [2019-11-25 22:39:38,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:36" (1/1) ... [2019-11-25 22:39:38,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:36" (1/1) ... [2019-11-25 22:39:38,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:38,780 INFO L168 Benchmark]: Toolchain (without parser) took 8364.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 809.8 MB in the end (delta: 133.3 MB). Peak memory consumption was 133.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:38,781 INFO L168 Benchmark]: CDTParser took 1.92 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 22:39:38,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5606.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 779.6 MB in the end (delta: 163.5 MB). Peak memory consumption was 163.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:38,790 INFO L168 Benchmark]: Boogie Procedure Inliner took 1530.52 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.5 MB in the end (delta: -95.9 MB). Peak memory consumption was 139.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:38,792 INFO L168 Benchmark]: Boogie Preprocessor took 1216.27 ms. Allocated memory is still 1.0 GB. Free memory was 875.5 MB in the beginning and 809.8 MB in the end (delta: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:38,803 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92 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 5606.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 779.6 MB in the end (delta: 163.5 MB). Peak memory consumption was 163.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1530.52 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 875.5 MB in the end (delta: -95.9 MB). Peak memory consumption was 139.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1216.27 ms. Allocated memory is still 1.0 GB. Free memory was 875.5 MB in the beginning and 809.8 MB in the end (delta: 65.6 MB). Peak memory consumption was 65.6 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 22:39:42,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:42,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:42,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:42,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:42,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:42,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:42,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:42,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:42,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:42,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:42,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:42,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:42,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:42,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:42,812 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:42,817 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:42,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:42,828 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:42,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:42,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:42,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:42,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:42,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:42,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:42,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:42,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:42,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:42,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:42,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:42,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:42,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:42,881 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:42,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:42,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:42,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:42,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:42,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:42,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:42,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:42,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:42,896 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:42,937 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:42,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:42,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:42,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:42,945 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:42,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:42,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:42,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:42,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:42,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:42,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:42,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:42,951 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:42,951 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:42,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:42,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:42,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:42,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:42,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:42,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:42,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:42,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:42,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:42,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:42,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:42,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:42,961 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:42,962 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:42,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:42,962 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:42,964 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 -> 2047bb5f1ccc66fd589a4b6140986f6542f5fb42 [2019-11-25 22:39:43,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:43,631 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:43,638 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:43,643 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:43,646 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:43,648 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2019-11-25 22:39:43,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ad9821bd/2b0b9b280320497ab57a67afd2dda305/FLAG8a28b2a23 [2019-11-25 22:39:45,560 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:45,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label22.c [2019-11-25 22:39:45,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ad9821bd/2b0b9b280320497ab57a67afd2dda305/FLAG8a28b2a23 [2019-11-25 22:39:46,163 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ad9821bd/2b0b9b280320497ab57a67afd2dda305 [2019-11-25 22:39:46,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:46,179 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:46,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:46,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:46,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:46,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:46" (1/1) ... [2019-11-25 22:39:46,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ede78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:46, skipping insertion in model container [2019-11-25 22:39:46,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:46" (1/1) ... [2019-11-25 22:39:46,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:46,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:49,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:50,009 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:51,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:51,855 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:51,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:51 WrapperNode [2019-11-25 22:39:51,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:51,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:51,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:51,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:52,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:51" (1/1) ... [2019-11-25 22:39:52,150 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:51" (1/1) ... [2019-11-25 22:39:52,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:52,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:52,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:52,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:52,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:51" (1/1) ... [2019-11-25 22:39:52,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:51" (1/1) ... [2019-11-25 22:39:52,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:51" (1/1) ... [2019-11-25 22:39:52,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:51" (1/1) ... [2019-11-25 22:39:52,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:51" (1/1) ... [2019-11-25 22:39:52,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:51" (1/1) ... [2019-11-25 22:39:52,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:51" (1/1) ... [2019-11-25 22:39:53,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:53,050 INFO L168 Benchmark]: Toolchain (without parser) took 6864.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 885.0 MB in the end (delta: 58.1 MB). Peak memory consumption was 58.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:53,051 INFO L168 Benchmark]: CDTParser took 0.36 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 22:39:53,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5676.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.6 MB in the end (delta: 226.5 MB). Peak memory consumption was 226.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:53,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 664.54 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.2 MB in the end (delta: -201.6 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:53,058 INFO L168 Benchmark]: Boogie Preprocessor took 515.88 ms. Allocated memory is still 1.0 GB. Free memory was 918.2 MB in the beginning and 885.0 MB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:53,069 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 5676.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 716.6 MB in the end (delta: 226.5 MB). Peak memory consumption was 226.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 664.54 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 918.2 MB in the end (delta: -201.6 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 515.88 ms. Allocated memory is still 1.0 GB. Free memory was 918.2 MB in the beginning and 885.0 MB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...