./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem15_label12.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 23cec877a36776c7adc8d7c2f2f1f13375e9850d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem15_label12.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 23cec877a36776c7adc8d7c2f2f1f13375e9850d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:48:48,593 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:48,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:48,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:48,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:48,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:48,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:48,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:48,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:48,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:48,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:48,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:48,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:48,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:48,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:48,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:48,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:48,696 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:48,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:48,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:48,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:48,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:48,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:48,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:48,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:48,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:48,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:48,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:48,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:48,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:48,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:48,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:48,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:48,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:48,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:48,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:48,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:48,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:48,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:48,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:48,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:48,771 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:48,811 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:48,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:48,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:48,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:48,819 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:48,820 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:48,820 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:48,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:48,821 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:48,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:48,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:48,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:48,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:48,825 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:48,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:48,826 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:48,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:48,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:48,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:48,830 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:48,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:48,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:48,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:48,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:48,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:48,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:48,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:48,833 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:48,835 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 -> 23cec877a36776c7adc8d7c2f2f1f13375e9850d [2019-11-26 16:48:49,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:49,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:49,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:49,502 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:49,503 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:49,505 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-26 16:48:49,667 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfb047c0a/421c916e92434fbc80fb94c6331706e6/FLAG8489ac155 [2019-11-26 16:48:51,151 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:48:51,158 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-26 16:48:51,207 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfb047c0a/421c916e92434fbc80fb94c6331706e6/FLAG8489ac155 [2019-11-26 16:48:51,243 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfb047c0a/421c916e92434fbc80fb94c6331706e6 [2019-11-26 16:48:51,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:48:51,255 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:48:51,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:51,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:48:51,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:48:51,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,280 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 26.11 04:48:51, skipping insertion in model container [2019-11-26 16:48:51,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:48:51" (1/1) ... [2019-11-26 16:48:51,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:48:51,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:48:53,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:53,299 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:48:53,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:48:53,945 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:48:53,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53 WrapperNode [2019-11-26 16:48:53,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:48:53,948 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:53,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:48:53,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:48:53,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:48:54,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:48:54,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:48:54,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:48:54,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,743 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:48:53" (1/1) ... [2019-11-26 16:48:54,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:48:54,903 INFO L168 Benchmark]: Toolchain (without parser) took 3640.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 857.9 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,904 INFO L168 Benchmark]: CDTParser took 3.90 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. [2019-11-26 16:48:54,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2687.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,910 INFO L168 Benchmark]: Boogie Procedure Inliner took 472.25 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,916 INFO L168 Benchmark]: Boogie Preprocessor took 472.98 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 857.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:48:54,926 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.90 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 2687.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 915.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 472.25 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 472.98 ms. Allocated memory is still 1.0 GB. Free memory was 875.1 MB in the beginning and 857.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-025d5a2 [2019-11-26 16:48:58,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:58,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:58,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:58,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:58,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:58,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:59,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:59,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:59,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:59,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:59,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:59,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:59,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:59,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:59,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:59,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:59,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:59,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:59,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:59,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:59,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:59,078 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:59,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:59,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:59,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:59,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:59,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:59,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:59,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:59,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:59,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:59,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:59,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:59,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:59,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:59,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:59,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:59,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:59,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:59,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:59,122 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:48:59,164 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:59,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:59,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:59,171 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:59,171 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:59,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:59,173 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:59,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:59,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:59,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:59,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:59,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:59,178 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:48:59,179 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:48:59,179 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:59,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:59,181 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:59,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:59,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:59,185 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:59,185 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:59,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:59,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:59,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:59,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:59,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:59,187 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:48:59,187 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:48:59,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:59,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:48:59,192 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 -> 23cec877a36776c7adc8d7c2f2f1f13375e9850d [2019-11-26 16:48:59,814 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:59,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:59,853 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:59,857 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:59,860 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:59,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-26 16:49:00,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3428fb44c/70ea500213e845388e9dd9f2516729cf/FLAGb9d495c0b [2019-11-26 16:49:01,501 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:01,502 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label12.c [2019-11-26 16:49:01,555 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3428fb44c/70ea500213e845388e9dd9f2516729cf/FLAGb9d495c0b [2019-11-26 16:49:01,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3428fb44c/70ea500213e845388e9dd9f2516729cf [2019-11-26 16:49:01,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:01,610 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:01,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:01,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:01,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:01,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:01" (1/1) ... [2019-11-26 16:49:01,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:01, skipping insertion in model container [2019-11-26 16:49:01,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:01" (1/1) ... [2019-11-26 16:49:01,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:01,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:03,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:03,853 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:04,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:04,686 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:04,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04 WrapperNode [2019-11-26 16:49:04,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:04,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:04,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:04,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:04,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:05,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:05,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:05,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:05,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,082 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:05,309 INFO L168 Benchmark]: Toolchain (without parser) took 3696.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 851.9 MB in the end (delta: 109.7 MB). Peak memory consumption was 109.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,310 INFO L168 Benchmark]: CDTParser took 2.91 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. [2019-11-26 16:49:05,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3078.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.8 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,317 INFO L168 Benchmark]: Boogie Procedure Inliner took 321.98 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,322 INFO L168 Benchmark]: Boogie Preprocessor took 286.68 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 851.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,333 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.91 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 3078.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 880.8 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 321.98 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 286.68 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 851.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...