./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label18.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 4a07236ab6ebb010c6bc705803ec345abf51abd2 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label18.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 4a07236ab6ebb010c6bc705803ec345abf51abd2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:00:06,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:06,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:06,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:06,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:06,728 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:06,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:06,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:06,754 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:06,761 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:06,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:06,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:06,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:06,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:06,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:06,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:06,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:06,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:06,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:06,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:06,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:06,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:06,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:06,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:06,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:06,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:06,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:06,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:06,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:06,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:06,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:06,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:06,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:06,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:06,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:06,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:06,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:06,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:06,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:06,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:06,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:06,854 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:00:06,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:06,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:06,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:06,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:06,917 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:06,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:06,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:06,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:00:06,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:06,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:06,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:06,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:06,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:06,926 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:06,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:06,928 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:06,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:06,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:06,931 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:06,931 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:06,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:06,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:06,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:06,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:06,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:06,936 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:00:06,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:00:06,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:06,938 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 -> 4a07236ab6ebb010c6bc705803ec345abf51abd2 [2019-11-27 16:00:07,526 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:07,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:07,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:07,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:07,572 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:07,574 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-27 16:00:07,733 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cf5926f0/03dbe28561454f32a614452362096701/FLAG36a46b905 [2019-11-27 16:00:09,314 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:09,319 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-27 16:00:09,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cf5926f0/03dbe28561454f32a614452362096701/FLAG36a46b905 [2019-11-27 16:00:09,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cf5926f0/03dbe28561454f32a614452362096701 [2019-11-27 16:00:09,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:09,437 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:09,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:09,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:09,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:09,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:09" (1/1) ... [2019-11-27 16:00:09,466 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 04:00:09, skipping insertion in model container [2019-11-27 16:00:09,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:09" (1/1) ... [2019-11-27 16:00:09,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:09,731 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:11,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:11,954 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:13,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:13,121 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:13,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:13 WrapperNode [2019-11-27 16:00:13,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:13,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:13,128 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:13,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:13,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:13" (1/1) ... [2019-11-27 16:00:13,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:13" (1/1) ... [2019-11-27 16:00:13,723 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:13,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:13,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:13,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:13,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:13" (1/1) ... [2019-11-27 16:00:13,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:13" (1/1) ... [2019-11-27 16:00:13,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:13" (1/1) ... [2019-11-27 16:00:13,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:13" (1/1) ... [2019-11-27 16:00:14,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:13" (1/1) ... [2019-11-27 16:00:14,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:13" (1/1) ... [2019-11-27 16:00:14,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:13" (1/1) ... [2019-11-27 16:00:14,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:14,248 INFO L168 Benchmark]: Toolchain (without parser) took 4807.51 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 804.6 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:14,249 INFO L168 Benchmark]: CDTParser took 0.48 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 16:00:14,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3682.78 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 867.8 MB in the end (delta: 88.2 MB). Peak memory consumption was 88.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:14,256 INFO L168 Benchmark]: Boogie Procedure Inliner took 598.87 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:14,260 INFO L168 Benchmark]: Boogie Preprocessor took 513.15 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.6 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:14,272 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 3682.78 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 867.8 MB in the end (delta: 88.2 MB). Peak memory consumption was 88.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 598.87 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 513.15 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.6 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 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 0.1.24-509859d [2019-11-27 16:00:18,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:00:18,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:00:18,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:00:18,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:00:18,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:00:18,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:00:18,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:00:18,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:00:18,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:00:18,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:00:18,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:00:18,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:00:18,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:00:18,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:00:18,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:00:18,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:00:18,303 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:00:18,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:00:18,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:00:18,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:00:18,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:00:18,332 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:00:18,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:00:18,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:00:18,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:00:18,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:00:18,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:00:18,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:00:18,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:00:18,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:00:18,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:00:18,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:00:18,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:00:18,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:00:18,365 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:00:18,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:00:18,368 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:00:18,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:00:18,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:00:18,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:00:18,376 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:00:18,416 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:00:18,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:00:18,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:00:18,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:00:18,425 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:00:18,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:00:18,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:00:18,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:00:18,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:00:18,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:00:18,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:00:18,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:00:18,433 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:00:18,434 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:00:18,434 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:00:18,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:00:18,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:00:18,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:00:18,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:00:18,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:00:18,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:00:18,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:00:18,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:00:18,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:00:18,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:00:18,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:00:18,440 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:00:18,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:00:18,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:00:18,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:00:18,445 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 -> 4a07236ab6ebb010c6bc705803ec345abf51abd2 [2019-11-27 16:00:18,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:00:19,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:00:19,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:00:19,034 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:00:19,037 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:00:19,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-27 16:00:19,191 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43ca5521a/abfe4c0d3de54be7aa9f300a1a806150/FLAGcdccb9405 [2019-11-27 16:00:20,774 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:00:20,775 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label18.c [2019-11-27 16:00:20,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43ca5521a/abfe4c0d3de54be7aa9f300a1a806150/FLAGcdccb9405 [2019-11-27 16:00:20,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43ca5521a/abfe4c0d3de54be7aa9f300a1a806150 [2019-11-27 16:00:20,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:00:20,898 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:00:20,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:20,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:00:20,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:00:20,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:20" (1/1) ... [2019-11-27 16:00:20,924 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 04:00:20, skipping insertion in model container [2019-11-27 16:00:20,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:00:20" (1/1) ... [2019-11-27 16:00:20,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:00:21,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:23,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:23,912 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:25,088 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:25,150 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:25,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:25 WrapperNode [2019-11-27 16:00:25,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:25,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:25,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:25,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:25,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:25" (1/1) ... [2019-11-27 16:00:25,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:25" (1/1) ... [2019-11-27 16:00:25,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:25,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:25,616 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:25,616 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:25,644 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:25" (1/1) ... [2019-11-27 16:00:25,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:25" (1/1) ... [2019-11-27 16:00:25,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:25" (1/1) ... [2019-11-27 16:00:25,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:25" (1/1) ... [2019-11-27 16:00:25,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:25" (1/1) ... [2019-11-27 16:00:25,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:25" (1/1) ... [2019-11-27 16:00:26,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:25" (1/1) ... [2019-11-27 16:00:26,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:26,151 INFO L168 Benchmark]: Toolchain (without parser) took 5246.99 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 799.3 MB in the end (delta: 156.7 MB). Peak memory consumption was 156.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:26,153 INFO L168 Benchmark]: CDTParser took 0.58 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 16:00:26,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4249.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:26,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 460.66 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:26,164 INFO L168 Benchmark]: Boogie Preprocessor took 525.12 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:26,176 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 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 4249.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 845.1 MB in the end (delta: 110.9 MB). Peak memory consumption was 110.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 460.66 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 525.12 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 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...