./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem02_label20.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 5360c3d4aebe9582cd01259f723ea710f280bf1f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem02_label20.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 5360c3d4aebe9582cd01259f723ea710f280bf1f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:10,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:10,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:10,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:10,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:10,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:10,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:10,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:10,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:10,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:10,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:10,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:10,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:10,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:10,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:10,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:10,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:10,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:10,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:10,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:10,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:10,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:10,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:11,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:11,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:11,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:11,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:11,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:11,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:11,018 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:11,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:11,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:11,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:11,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:11,031 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:11,031 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:11,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:11,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:11,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:11,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:11,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:11,043 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:26:11,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:11,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:11,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:11,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:11,090 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:11,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:11,091 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:11,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:26:11,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:11,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:11,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:11,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:11,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:11,097 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:11,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:11,097 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:11,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:11,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:11,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:11,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:11,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:11,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:11,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:11,103 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:11,103 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:11,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:26:11,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:26:11,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:11,108 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 -> 5360c3d4aebe9582cd01259f723ea710f280bf1f [2019-11-25 22:26:11,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:11,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:11,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:11,756 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:11,760 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:11,762 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label20.c [2019-11-25 22:26:11,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee2118fe6/2fa3abd364c54838abfa1beca369ad6c/FLAGf3e8875ed [2019-11-25 22:26:13,266 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:13,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label20.c [2019-11-25 22:26:13,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee2118fe6/2fa3abd364c54838abfa1beca369ad6c/FLAGf3e8875ed [2019-11-25 22:26:13,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee2118fe6/2fa3abd364c54838abfa1beca369ad6c [2019-11-25 22:26:13,355 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:13,358 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:13,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:13,365 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:13,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:13,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:13" (1/1) ... [2019-11-25 22:26:13,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:13, skipping insertion in model container [2019-11-25 22:26:13,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:13" (1/1) ... [2019-11-25 22:26:13,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:13,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:14,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:14,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:14,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:14,981 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:14,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14 WrapperNode [2019-11-25 22:26:14,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:14,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:14,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:14,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:15,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:15,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:15,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:15,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:15,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:15,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:15,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:15,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:15,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:15,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:15,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:15,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:15,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:14" (1/1) ... [2019-11-25 22:26:15,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:15,408 INFO L168 Benchmark]: Toolchain (without parser) took 2046.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.9 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:15,413 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-25 22:26:15,417 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1623.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.0 MB in the end (delta: -11.6 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:15,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.54 ms. Allocated memory is still 1.0 GB. Free memory was 979.0 MB in the beginning and 973.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:15,425 INFO L168 Benchmark]: Boogie Preprocessor took 176.65 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 961.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:15,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1623.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 979.0 MB in the end (delta: -11.6 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.54 ms. Allocated memory is still 1.0 GB. Free memory was 979.0 MB in the beginning and 973.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 176.65 ms. Allocated memory is still 1.0 GB. Free memory was 973.3 MB in the beginning and 961.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:26:19,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:26:19,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:26:19,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:26:19,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:26:19,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:26:19,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:26:19,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:26:19,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:26:19,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:26:19,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:26:19,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:26:19,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:26:19,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:26:19,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:26:19,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:26:19,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:26:19,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:26:19,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:26:19,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:26:19,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:26:19,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:26:19,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:26:19,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:26:19,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:26:19,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:26:19,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:26:19,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:26:19,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:26:19,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:26:19,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:26:19,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:26:19,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:26:19,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:26:19,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:26:19,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:26:19,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:26:19,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:26:19,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:26:19,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:26:19,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:26:19,509 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:26:19,554 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:26:19,557 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:26:19,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:26:19,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:26:19,562 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:26:19,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:26:19,563 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:26:19,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:26:19,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:26:19,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:26:19,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:26:19,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:26:19,571 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:26:19,572 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:26:19,572 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:26:19,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:26:19,573 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:26:19,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:26:19,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:26:19,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:26:19,576 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:26:19,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:26:19,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:26:19,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:26:19,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:26:19,578 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:26:19,579 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:26:19,579 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:26:19,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:26:19,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:26:19,582 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 -> 5360c3d4aebe9582cd01259f723ea710f280bf1f [2019-11-25 22:26:20,180 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:26:20,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:26:20,221 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:26:20,223 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:26:20,226 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:26:20,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label20.c [2019-11-25 22:26:20,394 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1d013737/958ff0e9835841a2a4731732ab97f365/FLAG771969cf1 [2019-11-25 22:26:21,682 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:21,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label20.c [2019-11-25 22:26:21,721 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1d013737/958ff0e9835841a2a4731732ab97f365/FLAG771969cf1 [2019-11-25 22:26:21,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1d013737/958ff0e9835841a2a4731732ab97f365 [2019-11-25 22:26:21,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:21,776 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:21,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:21,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:21,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:21,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:21" (1/1) ... [2019-11-25 22:26:21,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3225affb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:21, skipping insertion in model container [2019-11-25 22:26:21,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:21" (1/1) ... [2019-11-25 22:26:21,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:21,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:23,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:23,064 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:23,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:23,408 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:23,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23 WrapperNode [2019-11-25 22:26:23,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:23,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:23,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:23,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:23,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,492 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,631 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:23,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:23,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:23,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:23,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:23" (1/1) ... [2019-11-25 22:26:23,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:23,838 INFO L168 Benchmark]: Toolchain (without parser) took 2059.71 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 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:23,845 INFO L168 Benchmark]: CDTParser took 0.46 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. [2019-11-25 22:26:23,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1635.77 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:23,853 INFO L168 Benchmark]: Boogie Procedure Inliner took 219.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:23,854 INFO L168 Benchmark]: Boogie Preprocessor took 196.24 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:23,865 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 1635.77 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 966.5 MB in the end (delta: -4.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 219.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.5 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 196.24 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...