./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label35.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label35.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 c7f4654ff67788aa54aaf551606d5d8c93a335a5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label35.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 c7f4654ff67788aa54aaf551606d5d8c93a335a5 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:58,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:58,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:58,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:58,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:58,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:58,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:58,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:58,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:58,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:58,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:59,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:59,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:59,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:59,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:59,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:59,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:59,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:59,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:59,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:59,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:59,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:59,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:59,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:59,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:59,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:59,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:59,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:59,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:59,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:59,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:59,082 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:59,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:59,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:59,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:59,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:59,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:59,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:59,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:59,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:59,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:59,103 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:59,142 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:59,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:59,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:59,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:59,149 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:59,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:59,149 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:59,151 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:59,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:59,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:59,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:59,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:59,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:59,157 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:59,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:59,158 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:59,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:59,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:59,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:59,159 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:59,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:59,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:59,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:59,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:59,162 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:59,162 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:59,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:59,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:59,164 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 -> c7f4654ff67788aa54aaf551606d5d8c93a335a5 [2019-11-27 09:36:59,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:59,874 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:59,880 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:59,883 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:59,888 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:59,889 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-11-27 09:37:00,045 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfc003bdd/1c6e37378c2043fb9433c83deb1a7220/FLAGd8edb8ebe [2019-11-27 09:37:01,496 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:01,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-11-27 09:37:01,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfc003bdd/1c6e37378c2043fb9433c83deb1a7220/FLAGd8edb8ebe [2019-11-27 09:37:01,586 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cfc003bdd/1c6e37378c2043fb9433c83deb1a7220 [2019-11-27 09:37:01,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:01,596 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:01,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:01,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:01,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:01,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:01,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:01, skipping insertion in model container [2019-11-27 09:37:01,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:01,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:01,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:03,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:03,470 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:04,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:04,392 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:04,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04 WrapperNode [2019-11-27 09:37:04,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:04,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:04,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:04,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:04,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:04,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:04,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:04,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:04,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:05,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:05,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:05,099 INFO L168 Benchmark]: Toolchain (without parser) took 3499.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.4 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:05,100 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:05,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2797.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:05,106 INFO L168 Benchmark]: Boogie Procedure Inliner took 337.11 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:05,112 INFO L168 Benchmark]: Boogie Preprocessor took 356.05 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:05,120 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 2797.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 932.6 MB in the end (delta: 29.1 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 337.11 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 356.05 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.4 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-da95e15 [2019-11-27 09:37:08,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:08,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:09,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:09,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:09,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:09,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:09,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:09,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:09,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:09,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:09,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:09,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:09,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:09,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:09,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:09,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:09,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:09,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:09,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:09,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:09,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:09,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:09,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:09,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:09,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:09,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:09,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:09,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:09,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:09,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:09,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:09,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:09,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:09,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:09,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:09,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:09,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:09,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:09,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:09,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:09,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:09,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:09,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:09,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:09,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:09,226 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:09,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:09,227 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:09,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:09,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:09,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:09,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:09,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:09,232 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:09,232 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:09,233 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:09,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:09,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:09,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:09,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:09,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:09,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:09,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:09,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:09,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:09,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:09,239 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:09,239 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:09,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:09,241 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:09,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:09,243 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 -> c7f4654ff67788aa54aaf551606d5d8c93a335a5 [2019-11-27 09:37:09,787 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:09,815 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:09,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:09,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:09,829 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:09,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-11-27 09:37:09,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be6addadd/c1222dc7cef34d978ad9959910f1bf7d/FLAG9498eb7a8 [2019-11-27 09:37:11,577 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:11,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-11-27 09:37:11,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be6addadd/c1222dc7cef34d978ad9959910f1bf7d/FLAG9498eb7a8 [2019-11-27 09:37:11,673 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be6addadd/c1222dc7cef34d978ad9959910f1bf7d [2019-11-27 09:37:11,687 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:11,690 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:11,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:11,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:11,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:11,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:11,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e45741f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11, skipping insertion in model container [2019-11-27 09:37:11,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:11,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:11,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:13,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:13,739 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:14,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:14,279 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:14,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14 WrapperNode [2019-11-27 09:37:14,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:14,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:14,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:14,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:14,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,380 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:14,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:14,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:14,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:14,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,764 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:14,800 INFO L168 Benchmark]: Toolchain (without parser) took 3106.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 898.4 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:14,803 INFO L168 Benchmark]: CDTParser took 0.97 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:14,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2586.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:14,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 264.71 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 909.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:14,813 INFO L168 Benchmark]: Boogie Preprocessor took 244.64 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:14,821 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 2586.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.3 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 264.71 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 909.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 244.64 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 898.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...