./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label04.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/Problem18_label04.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 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label04.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 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:54,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:54,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:54,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:54,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:54,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:54,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:54,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:54,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:54,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:54,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:54,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:54,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:54,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:54,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:54,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:54,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:54,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:54,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:54,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:54,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:54,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:54,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:54,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:54,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:54,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:54,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:54,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:54,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:54,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:54,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:54,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:54,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:54,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:54,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:54,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:54,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:54,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:54,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:54,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:54,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:54,824 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:54,848 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:54,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:54,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:54,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:54,854 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:54,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:54,855 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:54,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:54,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:54,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:54,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:54,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:54,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:54,859 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:54,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:54,860 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:54,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:54,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:54,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:54,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:54,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:54,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:54,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:54,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:54,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:54,863 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:54,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:54,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:54,866 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 -> 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 [2019-11-26 16:50:55,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:55,305 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:55,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:55,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:55,315 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:55,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-26 16:50:55,411 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c46ab4011/83ae79d6d7534e8fb5d31f2e2a81616e/FLAG6493be9fd [2019-11-26 16:50:56,495 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:56,500 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-26 16:50:56,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c46ab4011/83ae79d6d7534e8fb5d31f2e2a81616e/FLAG6493be9fd [2019-11-26 16:50:56,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c46ab4011/83ae79d6d7534e8fb5d31f2e2a81616e [2019-11-26 16:50:56,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:56,946 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:56,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:56,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:56,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:56,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b847048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56, skipping insertion in model container [2019-11-26 16:50:56,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,971 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:57,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:58,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:58,885 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:59,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:59,611 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:59,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59 WrapperNode [2019-11-26 16:50:59,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:59,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:59,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:59,619 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:59,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:50:59,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:50:59,977 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:59,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:59,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:59,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:59,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:59" (1/1) ... [2019-11-26 16:51:00,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:00,315 INFO L168 Benchmark]: Toolchain (without parser) took 3361.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:00,315 INFO L168 Benchmark]: CDTParser took 0.23 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 16:51:00,317 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2666.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:00,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 364.00 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 827.9 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:00,322 INFO L168 Benchmark]: Boogie Preprocessor took 322.40 ms. Allocated memory is still 1.0 GB. Free memory was 827.9 MB in the beginning and 799.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:00,330 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 2666.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 364.00 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 827.9 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 322.40 ms. Allocated memory is still 1.0 GB. Free memory was 827.9 MB in the beginning and 799.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-025d5a2 [2019-11-26 16:51:03,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:03,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:03,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:03,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:03,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:03,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:03,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:03,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:03,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:03,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:03,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:03,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:03,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:03,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:03,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:03,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:03,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:03,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:03,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:03,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:03,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:03,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:03,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:03,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:03,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:03,120 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:03,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:03,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:03,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:03,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:03,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:03,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:03,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:03,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:03,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:03,134 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:03,134 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:03,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:03,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:03,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:03,139 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:03,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:03,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:03,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:03,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:03,173 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:03,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:03,173 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:03,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:03,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:03,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:03,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:03,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:03,179 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:03,179 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:03,179 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:03,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:03,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:03,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:03,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:03,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:03,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:03,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:03,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:03,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:03,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:03,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:03,184 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:03,184 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:03,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:03,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:03,185 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 -> 4cddce50c30e5627ba45312bcae018bd2ae5d8e1 [2019-11-26 16:51:03,573 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:03,588 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:03,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:03,597 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:03,600 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:03,601 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-26 16:51:03,691 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13816e545/b5bfb132ec0245f485199c9cac07c337/FLAG43abafd79 [2019-11-26 16:51:04,724 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:04,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label04.c [2019-11-26 16:51:04,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13816e545/b5bfb132ec0245f485199c9cac07c337/FLAG43abafd79 [2019-11-26 16:51:05,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13816e545/b5bfb132ec0245f485199c9cac07c337 [2019-11-26 16:51:05,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:05,227 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:05,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:05,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:05,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:05,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:05,246 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 26.11 04:51:05, skipping insertion in model container [2019-11-26 16:51:05,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:05,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:05,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:07,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:07,113 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:07,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:07,969 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:07,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07 WrapperNode [2019-11-26 16:51:07,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:07,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:07,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:07,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:07,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:08,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:08,240 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:08,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:08,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:08,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:08,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:08,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:08,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:08,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:08,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:08,492 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:08,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:07" (1/1) ... [2019-11-26 16:51:08,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:08,585 INFO L168 Benchmark]: Toolchain (without parser) took 3353.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 797.8 MB in the end (delta: 158.1 MB). Peak memory consumption was 158.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:08,586 INFO L168 Benchmark]: CDTParser took 0.23 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 16:51:08,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2738.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 843.7 MB in the end (delta: 112.3 MB). Peak memory consumption was 112.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:08,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.81 ms. Allocated memory is still 1.0 GB. Free memory was 843.7 MB in the beginning and 815.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:08,593 INFO L168 Benchmark]: Boogie Preprocessor took 334.46 ms. Allocated memory is still 1.0 GB. Free memory was 815.0 MB in the beginning and 797.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:08,599 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 2738.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 843.7 MB in the end (delta: 112.3 MB). Peak memory consumption was 112.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 270.81 ms. Allocated memory is still 1.0 GB. Free memory was 843.7 MB in the beginning and 815.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 334.46 ms. Allocated memory is still 1.0 GB. Free memory was 815.0 MB in the beginning and 797.8 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...