./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label34.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/Problem16_label34.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 2cbba2f347a5f731d69761cd1db09e4f61b27a47 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label34.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 2cbba2f347a5f731d69761cd1db09e4f61b27a47 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:36:59,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:59,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:59,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:59,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:59,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:59,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:59,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:59,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:59,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:59,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:59,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:59,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:59,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:59,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:59,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:59,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:59,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:59,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:59,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:59,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:59,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:59,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:59,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:59,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:59,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:59,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:59,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:59,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:59,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:59,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:59,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:59,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:59,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:59,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:59,247 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:59,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:59,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:59,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:59,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:59,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:59,259 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:59,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:59,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:59,308 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:59,308 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:59,308 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:59,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:59,309 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:59,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:59,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:59,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:59,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:59,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:59,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:59,315 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:59,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:59,317 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:59,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:59,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:59,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:59,318 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:59,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:59,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:59,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:59,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:59,322 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:59,322 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:59,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:59,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:59,324 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 -> 2cbba2f347a5f731d69761cd1db09e4f61b27a47 [2019-11-27 09:36:59,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:59,925 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:59,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:59,936 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:59,938 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:59,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label34.c [2019-11-27 09:37:00,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fe12a469/32a82c50dc444529ba6f796b36d663a0/FLAG55ef8d61f [2019-11-27 09:37:01,520 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:01,527 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label34.c [2019-11-27 09:37:01,575 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fe12a469/32a82c50dc444529ba6f796b36d663a0/FLAG55ef8d61f [2019-11-27 09:37:01,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fe12a469/32a82c50dc444529ba6f796b36d663a0 [2019-11-27 09:37:01,626 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:01,630 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:01,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:01,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:01,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:01,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:01,656 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 27.11 09:37:01, skipping insertion in model container [2019-11-27 09:37:01,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:01" (1/1) ... [2019-11-27 09:37:01,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:01,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:03,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:03,492 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:03,985 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:04,032 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:04,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04 WrapperNode [2019-11-27 09:37:04,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:04,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:04,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:04,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:04,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:04,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:04,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:04,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:04,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:04" (1/1) ... [2019-11-27 09:37:04,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:04,799 INFO L168 Benchmark]: Toolchain (without parser) took 3161.42 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 892.2 MB in the end (delta: 63.8 MB). Peak memory consumption was 63.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:04,800 INFO L168 Benchmark]: CDTParser took 1.47 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 09:37:04,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2403.78 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 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:04,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 380.62 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:04,810 INFO L168 Benchmark]: Boogie Preprocessor took 370.27 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.2 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:04,823 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 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 2403.78 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 932.5 MB in the end (delta: 23.4 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 380.62 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 370.27 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.2 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:37:08,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:08,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:08,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:08,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:08,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:08,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:08,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:08,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:08,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:08,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:08,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:08,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:08,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:08,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:08,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:08,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:08,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:08,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:08,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:08,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:08,966 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:08,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:08,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:08,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:08,981 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:08,981 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:08,986 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:08,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:08,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:08,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:08,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:08,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:09,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:09,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:09,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:09,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:09,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:09,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:09,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:09,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:09,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:09,060 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:09,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:09,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:09,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:09,069 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:09,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:09,069 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:09,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:09,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:09,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:09,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:09,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:09,074 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:09,075 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:09,077 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:09,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:09,077 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:09,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:09,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:09,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:09,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:09,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:09,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:09,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:09,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:09,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:09,084 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:09,084 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:09,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:09,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:09,089 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 -> 2cbba2f347a5f731d69761cd1db09e4f61b27a47 [2019-11-27 09:37:09,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:09,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:09,705 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:09,713 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:09,714 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:09,716 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label34.c [2019-11-27 09:37:09,876 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43a3e8351/7d173eecfa6e4b338e5fb09e53e25f88/FLAG94dda573c [2019-11-27 09:37:11,278 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:11,285 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label34.c [2019-11-27 09:37:11,335 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43a3e8351/7d173eecfa6e4b338e5fb09e53e25f88/FLAG94dda573c [2019-11-27 09:37:11,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43a3e8351/7d173eecfa6e4b338e5fb09e53e25f88 [2019-11-27 09:37:11,375 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:11,377 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:11,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:11,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:11,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:11,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:11,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:11, skipping insertion in model container [2019-11-27 09:37:11,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:11" (1/1) ... [2019-11-27 09:37:11,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:11,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:13,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:13,508 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:14,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:14,067 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:14,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14 WrapperNode [2019-11-27 09:37:14,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:14,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:14,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:14,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:14,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:14,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:14,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:14,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:14,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:14" (1/1) ... [2019-11-27 09:37:14,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:14,608 INFO L168 Benchmark]: Toolchain (without parser) took 3225.25 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 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:14,611 INFO L168 Benchmark]: CDTParser took 0.46 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 09:37:14,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2677.48 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 921.3 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:14,615 INFO L168 Benchmark]: Boogie Procedure Inliner took 289.52 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 904.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:14,619 INFO L168 Benchmark]: Boogie Preprocessor took 238.94 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:14,630 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2677.48 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 921.3 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 289.52 ms. Allocated memory is still 1.0 GB. Free memory was 921.3 MB in the beginning and 904.1 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 238.94 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...