./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label26.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_label26.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 cd82d8957ec3d054ef5fb23d2f3219145d553947 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label26.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 cd82d8957ec3d054ef5fb23d2f3219145d553947 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:36:53,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:53,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:53,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:53,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:53,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:53,068 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:53,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:53,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:53,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:53,100 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:53,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:53,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:53,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:53,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:53,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:53,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:53,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:53,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:53,139 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:53,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:53,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:53,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:53,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:53,172 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:53,172 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:53,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:53,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:53,175 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:53,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:53,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:53,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:53,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:53,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:53,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:53,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:53,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:53,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:53,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:53,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:53,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:53,201 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:53,256 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:53,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:53,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:53,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:53,266 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:53,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:53,267 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:53,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:53,267 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:53,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:53,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:53,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:53,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:53,272 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:53,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:53,274 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:53,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:53,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:53,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:53,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:53,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:53,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:53,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:53,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:53,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:53,280 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:53,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:53,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:53,283 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 -> cd82d8957ec3d054ef5fb23d2f3219145d553947 [2019-11-27 09:36:53,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:53,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:53,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:53,939 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:53,943 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:53,944 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label26.c [2019-11-27 09:36:54,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bad89d99/7cb2339b3b0a4c769a779f7ec06a8c8f/FLAG00dd93622 [2019-11-27 09:36:55,544 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:55,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label26.c [2019-11-27 09:36:55,595 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bad89d99/7cb2339b3b0a4c769a779f7ec06a8c8f/FLAG00dd93622 [2019-11-27 09:36:55,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1bad89d99/7cb2339b3b0a4c769a779f7ec06a8c8f [2019-11-27 09:36:55,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:55,648 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:55,657 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:55,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:55,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:55,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:55" (1/1) ... [2019-11-27 09:36:55,675 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 09:36:55, skipping insertion in model container [2019-11-27 09:36:55,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:55" (1/1) ... [2019-11-27 09:36:55,695 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:55,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:57,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:57,575 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:58,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:58,253 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:58,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:58 WrapperNode [2019-11-27 09:36:58,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:58,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:58,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:58,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:58,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:58" (1/1) ... [2019-11-27 09:36:58,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:58" (1/1) ... [2019-11-27 09:36:58,645 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:58,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:58,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:58,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:58,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:58" (1/1) ... [2019-11-27 09:36:58,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:58" (1/1) ... [2019-11-27 09:36:58,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:58" (1/1) ... [2019-11-27 09:36:58,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:58" (1/1) ... [2019-11-27 09:36:58,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:58" (1/1) ... [2019-11-27 09:36:58,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:58" (1/1) ... [2019-11-27 09:36:58,992 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:58" (1/1) ... [2019-11-27 09:36:59,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:59,059 INFO L168 Benchmark]: Toolchain (without parser) took 3405.39 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 892.4 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:59,060 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:36:59,063 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2600.83 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 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:59,065 INFO L168 Benchmark]: Boogie Procedure Inliner took 390.14 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 09:36:59,069 INFO L168 Benchmark]: Boogie Preprocessor took 401.65 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 09:36:59,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2600.83 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 932.6 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 390.14 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 401.65 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 09:37:02,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:02,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:02,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:02,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:02,947 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:02,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:02,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:02,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:02,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:02,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:02,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:02,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:02,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:02,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:03,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:03,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:03,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:03,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:03,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:03,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:03,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:03,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:03,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:03,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:03,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:03,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:03,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:03,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:03,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:03,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:03,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:03,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:03,067 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:03,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:03,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:03,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:03,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:03,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:03,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:03,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:03,084 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:03,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:03,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:03,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:03,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:03,132 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:03,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:03,133 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:03,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:03,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:03,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:03,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:03,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:03,137 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:03,138 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:03,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:03,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:03,139 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:03,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:03,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:03,143 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:03,143 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:03,143 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:03,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:03,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:03,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:03,145 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:03,145 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:03,145 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:03,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:03,146 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:03,147 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 -> cd82d8957ec3d054ef5fb23d2f3219145d553947 [2019-11-27 09:37:03,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:03,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:03,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:03,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:03,839 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:03,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label26.c [2019-11-27 09:37:04,014 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2c7eb00/b8ea313ad4be4853adbfb50d30772e16/FLAGcc983f83e [2019-11-27 09:37:05,473 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:05,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label26.c [2019-11-27 09:37:05,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2c7eb00/b8ea313ad4be4853adbfb50d30772e16/FLAGcc983f83e [2019-11-27 09:37:05,564 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2c7eb00/b8ea313ad4be4853adbfb50d30772e16 [2019-11-27 09:37:05,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:05,578 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:05,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:05,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:05,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:05,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,600 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 27.11 09:37:05, skipping insertion in model container [2019-11-27 09:37:05,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,621 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:05,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:07,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:07,753 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:08,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:08,525 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:08,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08 WrapperNode [2019-11-27 09:37:08,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:08,532 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:08,532 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:08,532 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:08,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:08,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:08,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:08,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:08,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:08,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:09,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:08" (1/1) ... [2019-11-27 09:37:09,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:09,060 INFO L168 Benchmark]: Toolchain (without parser) took 3475.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 892.6 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:09,060 INFO L168 Benchmark]: CDTParser took 1.47 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 09:37:09,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2950.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 915.6 MB in the end (delta: 44.7 MB). Peak memory consumption was 44.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:09,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 271.65 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:09,072 INFO L168 Benchmark]: Boogie Preprocessor took 245.96 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:09,082 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 2950.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 915.6 MB in the end (delta: 44.7 MB). Peak memory consumption was 44.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 271.65 ms. Allocated memory is still 1.0 GB. Free memory was 915.6 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 245.96 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...