./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem17_label19.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 ae44815abe4c47f139211779a869862d37e7c620 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_label19.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 ae44815abe4c47f139211779a869862d37e7c620 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:19,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:19,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:19,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:19,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:19,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:19,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:19,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:19,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:19,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:19,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:19,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:19,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:19,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:19,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:19,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:19,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:19,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:19,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:19,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:19,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:19,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:19,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:19,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:19,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:19,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:19,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:19,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:19,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:19,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:19,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:19,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:19,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:19,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:19,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:19,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:19,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:19,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:19,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:19,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:19,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:19,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:19,331 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:19,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:19,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:19,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:19,337 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:19,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:19,340 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:19,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:19,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:19,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:19,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:19,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:19,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:19,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:19,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:19,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:19,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:19,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:19,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:19,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:19,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:19,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:19,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:19,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:19,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:19,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:19,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:19,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:19,354 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 -> ae44815abe4c47f139211779a869862d37e7c620 [2019-11-27 15:59:19,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:19,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:19,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:19,995 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:19,995 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:19,998 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label19.c [2019-11-27 15:59:20,156 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb77531dd/f3db1c730b6c4510a78a5dafb7a4ce93/FLAG6c556bd0e [2019-11-27 15:59:21,788 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:21,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label19.c [2019-11-27 15:59:21,853 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb77531dd/f3db1c730b6c4510a78a5dafb7a4ce93/FLAG6c556bd0e [2019-11-27 15:59:21,897 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb77531dd/f3db1c730b6c4510a78a5dafb7a4ce93 [2019-11-27 15:59:21,906 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:21,911 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:21,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:21,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:21,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:21,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:21" (1/1) ... [2019-11-27 15:59:21,959 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 03:59:21, skipping insertion in model container [2019-11-27 15:59:21,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:21" (1/1) ... [2019-11-27 15:59:21,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:22,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:24,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:24,426 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:25,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:25,456 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:25,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25 WrapperNode [2019-11-27 15:59:25,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:25,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:25,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:25,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:25,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:25,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:26,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:26,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:26,209 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:26,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:26,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:25" (1/1) ... [2019-11-27 15:59:27,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:27,138 INFO L168 Benchmark]: Toolchain (without parser) took 5223.91 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 781.6 MB in the end (delta: 180.1 MB). Peak memory consumption was 180.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:27,142 INFO L168 Benchmark]: CDTParser took 1.80 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 15:59:27,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3547.20 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: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:27,146 INFO L168 Benchmark]: Boogie Procedure Inliner took 740.10 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:27,151 INFO L168 Benchmark]: Boogie Preprocessor took 925.01 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:27,162 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.80 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 3547.20 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: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 740.10 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.8 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 925.01 ms. Allocated memory is still 1.0 GB. Free memory was 810.8 MB in the beginning and 781.6 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 0.1.24-509859d [2019-11-27 15:59:30,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:30,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:30,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:30,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:31,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:31,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:31,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:31,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:31,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:31,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:31,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:31,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:31,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:31,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:31,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:31,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:31,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:31,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:31,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:31,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:31,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:31,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:31,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:31,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:31,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:31,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:31,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:31,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:31,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:31,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:31,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:31,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:31,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:31,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:31,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:31,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:31,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:31,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:31,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:31,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:31,134 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:31,185 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:31,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:31,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:31,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:31,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:31,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:31,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:31,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:31,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:31,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:31,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:31,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:31,201 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:31,204 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:31,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:31,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:31,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:31,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:31,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:31,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:31,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:31,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:31,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:31,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:31,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:31,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:31,211 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:31,211 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:31,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:31,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:31,214 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 -> ae44815abe4c47f139211779a869862d37e7c620 [2019-11-27 15:59:31,744 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:31,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:31,788 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:31,796 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:31,797 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:31,798 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label19.c [2019-11-27 15:59:31,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4d308555/6a65df68ae314575894be4809b5211ea/FLAG7cae2e279 [2019-11-27 15:59:33,440 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:33,442 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label19.c [2019-11-27 15:59:33,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4d308555/6a65df68ae314575894be4809b5211ea/FLAG7cae2e279 [2019-11-27 15:59:33,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4d308555/6a65df68ae314575894be4809b5211ea [2019-11-27 15:59:33,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:33,656 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:33,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:33,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:33,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:33,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:33" (1/1) ... [2019-11-27 15:59:33,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:33, skipping insertion in model container [2019-11-27 15:59:33,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:33" (1/1) ... [2019-11-27 15:59:33,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:33,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:36,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:36,481 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:37,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:37,766 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:37,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37 WrapperNode [2019-11-27 15:59:37,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:37,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:37,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:37,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:37,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:37,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,184 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:38,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:38,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:38,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:38,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,263 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:37" (1/1) ... [2019-11-27 15:59:38,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:38,629 INFO L168 Benchmark]: Toolchain (without parser) took 4969.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 792.2 MB in the end (delta: 163.6 MB). Peak memory consumption was 163.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:38,630 INFO L168 Benchmark]: CDTParser took 0.42 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 15:59:38,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4108.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 832.6 MB in the end (delta: 117.5 MB). Peak memory consumption was 117.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:38,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 416.71 ms. Allocated memory is still 1.0 GB. Free memory was 832.6 MB in the beginning and 809.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:38,643 INFO L168 Benchmark]: Boogie Preprocessor took 435.98 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 792.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:38,654 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 4108.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 832.6 MB in the end (delta: 117.5 MB). Peak memory consumption was 117.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 416.71 ms. Allocated memory is still 1.0 GB. Free memory was 832.6 MB in the beginning and 809.4 MB in the end (delta: 23.2 MB). Peak memory consumption was 23.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 435.98 ms. Allocated memory is still 1.0 GB. Free memory was 809.4 MB in the beginning and 792.2 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...