./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label04.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label04.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 dbde6802f391f11e9ddf6a611116219d9fad8fd9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label04.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 dbde6802f391f11e9ddf6a611116219d9fad8fd9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:19,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:19,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:19,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:19,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:19,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:19,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:19,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:19,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:19,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:19,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:19,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:19,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:19,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:19,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:19,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:19,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:19,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:19,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:19,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:19,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:19,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:19,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:19,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:19,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:19,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:19,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:19,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:19,330 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:19,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:19,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:19,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:19,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:19,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:19,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:19,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:19,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:19,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:19,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:19,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:19,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:19,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:19,397 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:19,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:19,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:19,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:19,407 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:19,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:19,408 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:19,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:19,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:19,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:19,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:19,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:19,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:19,415 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:19,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:19,416 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:19,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:19,417 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:19,417 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:19,417 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:19,417 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:19,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:19,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:19,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:19,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:19,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:19,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:19,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:19,422 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 -> dbde6802f391f11e9ddf6a611116219d9fad8fd9 [2019-11-27 09:37:19,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:19,998 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:20,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:20,009 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:20,012 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:20,014 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-27 09:37:20,187 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69541de87/fa4b0fe849d44ec4891f71b02714e3e0/FLAGf232d0081 [2019-11-27 09:37:21,687 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:21,690 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-27 09:37:21,756 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69541de87/fa4b0fe849d44ec4891f71b02714e3e0/FLAGf232d0081 [2019-11-27 09:37:21,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69541de87/fa4b0fe849d44ec4891f71b02714e3e0 [2019-11-27 09:37:21,812 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:21,815 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:21,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:21,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:21,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:21,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:21, skipping insertion in model container [2019-11-27 09:37:21,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:21" (1/1) ... [2019-11-27 09:37:21,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:22,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:24,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:24,185 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:25,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:25,224 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:25,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25 WrapperNode [2019-11-27 09:37:25,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:25,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:25,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:25,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:25,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:25,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:25,919 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:25,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:25,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:25,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:25,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:25,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,028 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:25" (1/1) ... [2019-11-27 09:37:26,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:26,822 INFO L168 Benchmark]: Toolchain (without parser) took 5004.79 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 781.7 MB in the end (delta: 174.3 MB). Peak memory consumption was 174.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:26,823 INFO L168 Benchmark]: CDTParser took 1.19 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:26,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3407.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:26,831 INFO L168 Benchmark]: Boogie Procedure Inliner took 694.34 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 816.5 MB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:26,833 INFO L168 Benchmark]: Boogie Preprocessor took 892.13 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 781.7 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:26,846 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.19 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 3407.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.8 MB in the end (delta: 82.1 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 694.34 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 816.5 MB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 892.13 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 781.7 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:30,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:30,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:30,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:30,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:30,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:30,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:30,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:30,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:30,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:30,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:30,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:30,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:30,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:30,913 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:30,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:30,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:30,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:30,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:30,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:30,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:30,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:30,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:30,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:30,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:30,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:30,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:30,971 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:30,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:30,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:30,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:30,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:30,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:30,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:30,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:30,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:30,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:30,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:30,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:30,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:30,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:30,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:31,038 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:31,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:31,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:31,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:31,046 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:31,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:31,049 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:31,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:31,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:31,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:31,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:31,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:31,054 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:31,054 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:31,055 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:31,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:31,055 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:31,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:31,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:31,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:31,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:31,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:31,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:31,061 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:31,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:31,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:31,062 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:31,062 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:31,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:31,065 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:31,066 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 -> dbde6802f391f11e9ddf6a611116219d9fad8fd9 [2019-11-27 09:37:31,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:31,707 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:31,718 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:31,722 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:31,723 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:31,728 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-27 09:37:31,896 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22d70a7ad/24d8009bcca64f62aea8ef3e90c44c15/FLAG9b19f3668 [2019-11-27 09:37:33,460 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:33,462 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label04.c [2019-11-27 09:37:33,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22d70a7ad/24d8009bcca64f62aea8ef3e90c44c15/FLAG9b19f3668 [2019-11-27 09:37:33,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22d70a7ad/24d8009bcca64f62aea8ef3e90c44c15 [2019-11-27 09:37:33,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:33,585 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:33,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:33,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:33,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:33,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:33" (1/1) ... [2019-11-27 09:37:33,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:33, skipping insertion in model container [2019-11-27 09:37:33,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:33" (1/1) ... [2019-11-27 09:37:33,631 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:33,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:36,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:36,282 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:37,305 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:37,353 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:37,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37 WrapperNode [2019-11-27 09:37:37,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:37,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:37,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:37,360 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:37,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:37,490 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:37,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:37,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:37,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:37,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:37,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:37,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:37,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:37,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:38,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:38,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:38,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:37" (1/1) ... [2019-11-27 09:37:38,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:38,196 INFO L168 Benchmark]: Toolchain (without parser) took 4609.58 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 787.8 MB in the end (delta: 173.9 MB). Peak memory consumption was 174.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:38,198 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:37:38,201 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3770.09 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 828.0 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:38,203 INFO L168 Benchmark]: Boogie Procedure Inliner took 435.10 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:38,209 INFO L168 Benchmark]: Boogie Preprocessor took 394.68 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:38,220 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 3770.09 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 828.0 MB in the end (delta: 127.9 MB). Peak memory consumption was 128.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 435.10 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 394.68 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.8 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...