./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label23.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/Problem18_label23.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 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label23.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 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:51:06,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:06,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:06,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:06,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:06,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:06,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:06,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:06,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:06,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:06,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:06,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:06,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:06,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:06,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:06,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:06,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:06,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:06,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:06,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:06,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:06,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:06,836 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:06,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:06,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:06,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:06,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:06,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:06,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:06,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:06,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:06,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:06,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:06,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:06,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:06,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:06,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:06,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:06,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:06,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:06,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:06,883 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:06,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:06,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:06,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:06,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:06,932 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:06,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:06,933 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:06,933 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:06,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:06,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:06,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:06,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:06,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:06,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:06,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:06,939 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:06,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:06,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:06,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:06,942 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:06,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:06,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:06,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:06,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:06,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:06,945 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:06,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:06,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:06,947 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 -> 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 [2019-11-26 16:51:07,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:07,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:07,539 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:07,543 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:07,545 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:07,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-26 16:51:07,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1463a570b/ace90ba4050f461584cdd4d26596fe1b/FLAG105acc324 [2019-11-26 16:51:09,359 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:09,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-26 16:51:09,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1463a570b/ace90ba4050f461584cdd4d26596fe1b/FLAG105acc324 [2019-11-26 16:51:09,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1463a570b/ace90ba4050f461584cdd4d26596fe1b [2019-11-26 16:51:09,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:09,487 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:09,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:09,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:09,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:09,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:09" (1/1) ... [2019-11-26 16:51:09,508 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 26.11 04:51:09, skipping insertion in model container [2019-11-26 16:51:09,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:09" (1/1) ... [2019-11-26 16:51:09,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:09,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:13,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:13,213 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:14,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:14,273 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:14,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:14 WrapperNode [2019-11-26 16:51:14,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:14,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:14,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:14,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:14,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:14" (1/1) ... [2019-11-26 16:51:14,402 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:14" (1/1) ... [2019-11-26 16:51:14,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:14,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:14,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:14,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:14,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:14" (1/1) ... [2019-11-26 16:51:14,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:14" (1/1) ... [2019-11-26 16:51:14,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:14" (1/1) ... [2019-11-26 16:51:14,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:14" (1/1) ... [2019-11-26 16:51:15,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:14" (1/1) ... [2019-11-26 16:51:15,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:14" (1/1) ... [2019-11-26 16:51:15,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:14" (1/1) ... [2019-11-26 16:51:15,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:15,348 INFO L168 Benchmark]: Toolchain (without parser) took 5858.00 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 804.4 MB in the end (delta: 151.6 MB). Peak memory consumption was 151.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:15,351 INFO L168 Benchmark]: CDTParser took 0.43 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 16:51:15,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4787.39 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 873.6 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:15,357 INFO L168 Benchmark]: Boogie Procedure Inliner took 509.93 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 833.0 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:15,362 INFO L168 Benchmark]: Boogie Preprocessor took 552.97 ms. Allocated memory is still 1.0 GB. Free memory was 833.0 MB in the beginning and 804.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:15,372 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 4787.39 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 873.6 MB in the end (delta: 82.3 MB). Peak memory consumption was 82.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 509.93 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 833.0 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 552.97 ms. Allocated memory is still 1.0 GB. Free memory was 833.0 MB in the beginning and 804.4 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 16:51:19,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:19,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:19,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:19,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:19,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:19,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:19,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:19,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:19,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:19,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:19,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:19,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:19,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:19,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:19,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:19,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:19,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:19,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:19,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:19,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:19,475 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:19,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:19,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:19,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:19,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:19,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:19,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:19,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:19,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:19,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:19,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:19,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:19,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:19,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:19,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:19,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:19,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:19,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:19,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:19,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:19,522 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:19,564 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:19,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:19,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:19,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:19,569 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:19,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:19,570 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:19,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:19,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:19,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:19,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:19,575 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:19,575 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:19,575 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:19,576 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:19,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:19,578 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:19,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:19,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:19,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:19,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:19,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:19,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:19,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:19,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:19,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:19,583 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:19,585 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:19,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:19,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:19,587 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 -> 1a465e1f2b69db22ad1e4a7a31c9acd239ec59e4 [2019-11-26 16:51:20,176 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:20,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:20,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:20,215 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:20,216 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:20,217 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-26 16:51:20,376 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccbeab991/c88f4e3ab9134cb896d9240a7821f523/FLAGf1aaaa313 [2019-11-26 16:51:22,007 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:22,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label23.c [2019-11-26 16:51:22,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccbeab991/c88f4e3ab9134cb896d9240a7821f523/FLAGf1aaaa313 [2019-11-26 16:51:22,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccbeab991/c88f4e3ab9134cb896d9240a7821f523 [2019-11-26 16:51:22,131 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:22,139 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:22,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:22,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:22,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:22,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:22" (1/1) ... [2019-11-26 16:51:22,167 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 26.11 04:51:22, skipping insertion in model container [2019-11-26 16:51:22,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:22" (1/1) ... [2019-11-26 16:51:22,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:22,467 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:25,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:25,166 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:26,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:26,449 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:26,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:26 WrapperNode [2019-11-26 16:51:26,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:26,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:26,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:26,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:26,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:26" (1/1) ... [2019-11-26 16:51:26,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:26" (1/1) ... [2019-11-26 16:51:26,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:26,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:26,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:26,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:26,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:26" (1/1) ... [2019-11-26 16:51:26,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:26" (1/1) ... [2019-11-26 16:51:26,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:26" (1/1) ... [2019-11-26 16:51:26,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:26" (1/1) ... [2019-11-26 16:51:27,131 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:26" (1/1) ... [2019-11-26 16:51:27,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:26" (1/1) ... [2019-11-26 16:51:27,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:26" (1/1) ... [2019-11-26 16:51:27,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:27,295 INFO L168 Benchmark]: Toolchain (without parser) took 5152.40 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 805.0 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:27,296 INFO L168 Benchmark]: CDTParser took 2.47 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 16:51:27,299 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4312.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 850.8 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:27,301 INFO L168 Benchmark]: Boogie Procedure Inliner took 459.00 ms. Allocated memory is still 1.0 GB. Free memory was 850.8 MB in the beginning and 822.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:27,305 INFO L168 Benchmark]: Boogie Preprocessor took 372.26 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 805.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:27,315 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.47 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 4312.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 850.8 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 459.00 ms. Allocated memory is still 1.0 GB. Free memory was 850.8 MB in the beginning and 822.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 372.26 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 805.0 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...