./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_label36.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 3ae465ed16625d50789d96cfbd32c0d97a830456 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label36.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 3ae465ed16625d50789d96cfbd32c0d97a830456 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:56:29,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:29,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:29,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:29,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:29,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:29,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:29,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:29,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:29,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:29,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:29,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:29,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:29,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:29,253 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:29,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:29,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:29,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:29,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:29,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:29,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:29,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:29,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:29,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:29,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:29,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:29,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:29,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:29,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:29,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:29,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:29,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:29,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:29,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:29,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:29,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:29,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:29,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:29,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:29,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:29,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:29,339 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:56:29,378 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:29,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:29,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:29,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:29,386 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:29,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:29,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:29,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:56:29,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:29,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:29,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:29,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:29,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:29,392 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:29,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:29,394 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:29,394 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:29,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:29,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:29,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:29,397 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:29,397 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:29,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:29,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:29,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:29,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:29,401 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:56:29,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:56:29,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:29,402 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 -> 3ae465ed16625d50789d96cfbd32c0d97a830456 [2019-11-24 20:56:29,942 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:29,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:29,985 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:29,989 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:29,991 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:29,993 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-24 20:56:30,165 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84376fdcc/017946646f9c4fc7978d908723166ef9/FLAGfb49f158a [2019-11-24 20:56:31,694 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:31,696 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-24 20:56:31,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84376fdcc/017946646f9c4fc7978d908723166ef9/FLAGfb49f158a [2019-11-24 20:56:31,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84376fdcc/017946646f9c4fc7978d908723166ef9 [2019-11-24 20:56:31,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:31,804 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:31,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:31,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:31,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:31,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:31" (1/1) ... [2019-11-24 20:56:31,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:31, skipping insertion in model container [2019-11-24 20:56:31,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:31" (1/1) ... [2019-11-24 20:56:31,854 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:32,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:34,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:34,361 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:35,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:35,412 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:35,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35 WrapperNode [2019-11-24 20:56:35,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:35,418 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:35,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:35,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:35,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:35,542 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:36,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:36,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:36,214 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:36,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:36,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:35" (1/1) ... [2019-11-24 20:56:37,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:37,028 INFO L168 Benchmark]: Toolchain (without parser) took 5217.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 776.5 MB in the end (delta: 173.7 MB). Peak memory consumption was 173.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:37,030 INFO L168 Benchmark]: CDTParser took 3.14 ms. Allocated memory is still 1.0 GB. Free memory is still 983.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:56:37,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3604.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 873.9 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:37,039 INFO L168 Benchmark]: Boogie Procedure Inliner took 795.15 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:37,042 INFO L168 Benchmark]: Boogie Preprocessor took 805.51 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:37,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.14 ms. Allocated memory is still 1.0 GB. Free memory is still 983.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3604.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 873.9 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 795.15 ms. Allocated memory is still 1.0 GB. Free memory was 873.9 MB in the beginning and 810.9 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 805.51 ms. Allocated memory is still 1.0 GB. Free memory was 810.9 MB in the beginning and 776.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-32f2683 [2019-11-24 20:56:41,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:56:41,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:56:41,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:56:41,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:56:41,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:56:41,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:56:41,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:56:41,213 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:56:41,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:56:41,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:56:41,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:56:41,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:56:41,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:56:41,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:56:41,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:56:41,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:56:41,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:56:41,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:56:41,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:56:41,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:56:41,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:56:41,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:56:41,286 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:56:41,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:56:41,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:56:41,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:56:41,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:56:41,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:56:41,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:56:41,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:56:41,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:56:41,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:56:41,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:56:41,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:56:41,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:56:41,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:56:41,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:56:41,320 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:56:41,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:56:41,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:56:41,324 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:56:41,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:56:41,367 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:56:41,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:56:41,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:56:41,374 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:56:41,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:56:41,375 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:56:41,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:56:41,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:56:41,376 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:56:41,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:56:41,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:56:41,379 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:56:41,380 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:56:41,380 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:56:41,382 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:56:41,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:56:41,382 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:56:41,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:56:41,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:56:41,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:56:41,385 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:56:41,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:56:41,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:56:41,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:56:41,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:56:41,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:56:41,389 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:56:41,389 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:56:41,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:56:41,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:56:41,392 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 -> 3ae465ed16625d50789d96cfbd32c0d97a830456 [2019-11-24 20:56:41,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:56:42,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:56:42,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:56:42,033 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:56:42,039 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:56:42,040 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-24 20:56:42,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a7e7deb4/5bbd497052604ba595fe87756bd77b10/FLAGe41b2ebb9 [2019-11-24 20:56:43,798 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:56:43,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label36.c [2019-11-24 20:56:43,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a7e7deb4/5bbd497052604ba595fe87756bd77b10/FLAGe41b2ebb9 [2019-11-24 20:56:43,911 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a7e7deb4/5bbd497052604ba595fe87756bd77b10 [2019-11-24 20:56:43,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:56:43,925 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:56:43,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:43,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:56:43,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:56:43,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:43" (1/1) ... [2019-11-24 20:56:43,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:43, skipping insertion in model container [2019-11-24 20:56:43,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:56:43" (1/1) ... [2019-11-24 20:56:43,970 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:56:44,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:56:46,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:46,801 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:56:48,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:56:48,074 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:56:48,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:48 WrapperNode [2019-11-24 20:56:48,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:56:48,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:48,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:56:48,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:56:48,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:48" (1/1) ... [2019-11-24 20:56:48,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:48" (1/1) ... [2019-11-24 20:56:48,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:56:48,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:56:48,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:56:48,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:56:48,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:48" (1/1) ... [2019-11-24 20:56:48,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:48" (1/1) ... [2019-11-24 20:56:48,663 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:48" (1/1) ... [2019-11-24 20:56:48,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:48" (1/1) ... [2019-11-24 20:56:48,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:48" (1/1) ... [2019-11-24 20:56:48,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:48" (1/1) ... [2019-11-24 20:56:49,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:56:48" (1/1) ... [2019-11-24 20:56:49,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:56:49,101 INFO L168 Benchmark]: Toolchain (without parser) took 5168.34 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 782.2 MB in the end (delta: 179.5 MB). Peak memory consumption was 179.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:49,102 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-24 20:56:49,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4151.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:49,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 492.54 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:49,115 INFO L168 Benchmark]: Boogie Preprocessor took 517.78 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:56:49,125 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 4151.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 822.3 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 492.54 ms. Allocated memory is still 1.0 GB. Free memory was 822.3 MB in the beginning and 799.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 517.78 ms. Allocated memory is still 1.0 GB. Free memory was 799.4 MB in the beginning and 782.2 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...