./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label21.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 ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label21.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 ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:21,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:21,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:21,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:21,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:21,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:21,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:21,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:21,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:21,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:21,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:21,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:21,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:21,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:21,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:21,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:21,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:21,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:21,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:21,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:21,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:21,314 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:21,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:21,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:21,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:21,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:21,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:21,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:21,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:21,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:21,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:21,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:21,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:21,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:21,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:21,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:21,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:21,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:21,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:21,352 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:21,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:21,358 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:35:21,398 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:21,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:21,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:21,403 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:21,406 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:21,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:21,407 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:21,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:35:21,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:21,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:21,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:21,409 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:21,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:21,410 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:21,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:21,412 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:21,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:21,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:21,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:21,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:21,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:21,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:21,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:21,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:21,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:21,418 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:35:21,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:35:21,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:21,419 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 -> ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 [2019-11-26 16:35:21,960 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:21,992 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:21,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:22,001 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:22,002 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:22,003 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-26 16:35:22,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64ee46efa/f6ddd2ed7a974b6eaad088bf2aefc57d/FLAGa874aab61 [2019-11-26 16:35:23,938 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:23,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-26 16:35:24,030 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64ee46efa/f6ddd2ed7a974b6eaad088bf2aefc57d/FLAGa874aab61 [2019-11-26 16:35:24,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64ee46efa/f6ddd2ed7a974b6eaad088bf2aefc57d [2019-11-26 16:35:24,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:24,080 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:24,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:24,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:24,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:24,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:24,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:24, skipping insertion in model container [2019-11-26 16:35:24,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:24" (1/1) ... [2019-11-26 16:35:24,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:24,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:28,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:28,137 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:29,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:29,749 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:29,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29 WrapperNode [2019-11-26 16:35:29,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:29,755 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:29,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:29,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:29,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:29,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:30,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:30,388 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:30,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:30,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:29" (1/1) ... [2019-11-26 16:35:30,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:30,902 INFO L168 Benchmark]: Toolchain (without parser) took 6817.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 745.9 MB in the end (delta: 204.3 MB). Peak memory consumption was 204.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:30,906 INFO L168 Benchmark]: CDTParser took 1.62 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:35:30,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5671.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 814.7 MB in the end (delta: 135.6 MB). Peak memory consumption was 135.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:30,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 628.96 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:30,917 INFO L168 Benchmark]: Boogie Preprocessor took 508.69 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 745.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:30,930 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62 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 5671.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 814.7 MB in the end (delta: 135.6 MB). Peak memory consumption was 135.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 628.96 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 774.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 508.69 ms. Allocated memory is still 1.0 GB. Free memory was 774.6 MB in the beginning and 745.9 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:35:35,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:35:35,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:35:35,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:35:35,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:35:35,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:35:35,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:35:35,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:35:35,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:35:35,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:35:35,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:35:35,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:35:35,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:35:35,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:35:35,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:35:35,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:35:35,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:35:35,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:35:35,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:35:35,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:35:35,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:35:35,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:35:35,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:35:35,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:35:35,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:35:35,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:35:35,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:35:35,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:35:35,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:35:35,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:35:35,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:35:35,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:35:35,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:35:35,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:35:35,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:35:35,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:35:35,301 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:35:35,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:35:35,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:35:35,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:35:35,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:35:35,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:35:35,347 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:35:35,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:35:35,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:35:35,356 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:35:35,356 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:35:35,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:35:35,357 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:35:35,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:35:35,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:35:35,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:35:35,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:35:35,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:35:35,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:35:35,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:35:35,363 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:35:35,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:35:35,363 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:35:35,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:35:35,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:35:35,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:35:35,366 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:35:35,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:35:35,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:35:35,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:35:35,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:35:35,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:35:35,369 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:35:35,370 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:35:35,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:35:35,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:35:35,372 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 -> ab27a0e7e25ce8b68bb13e0a84f2671ab9ef9b99 [2019-11-26 16:35:35,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:35:35,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:35:35,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:35:35,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:35:35,951 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:35:35,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-26 16:35:36,110 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa85f655/3cee4abc7e23415780c2c9a7208792c6/FLAG5282a7f2e [2019-11-26 16:35:37,821 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:35:37,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label21.c [2019-11-26 16:35:37,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa85f655/3cee4abc7e23415780c2c9a7208792c6/FLAG5282a7f2e [2019-11-26 16:35:38,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8aa85f655/3cee4abc7e23415780c2c9a7208792c6 [2019-11-26 16:35:38,308 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:35:38,312 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:35:38,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:38,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:35:38,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:35:38,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:38" (1/1) ... [2019-11-26 16:35:38,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46807bdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:38, skipping insertion in model container [2019-11-26 16:35:38,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:35:38" (1/1) ... [2019-11-26 16:35:38,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:35:38,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:35:42,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:42,235 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:35:43,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:35:44,072 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:35:44,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44 WrapperNode [2019-11-26 16:35:44,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:35:44,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:44,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:35:44,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:35:44,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:35:44,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:35:44,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:35:44,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:35:44,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,678 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:44,991 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:45,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:35:44" (1/1) ... [2019-11-26 16:35:45,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:35:45,123 INFO L168 Benchmark]: Toolchain (without parser) took 6806.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 752.5 MB in the end (delta: 192.0 MB). Peak memory consumption was 192.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:45,124 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-26 16:35:45,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5760.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 822.0 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:45,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 575.06 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 776.2 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:45,134 INFO L168 Benchmark]: Boogie Preprocessor took 461.18 ms. Allocated memory is still 1.0 GB. Free memory was 776.2 MB in the beginning and 752.5 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:35:45,143 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 5760.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 822.0 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 575.06 ms. Allocated memory is still 1.0 GB. Free memory was 822.0 MB in the beginning and 776.2 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 461.18 ms. Allocated memory is still 1.0 GB. Free memory was 776.2 MB in the beginning and 752.5 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...