./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label29.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label29.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 21a69be3cfa2eb122615b56d55aa9771269f2356 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem14_label29.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 21a69be3cfa2eb122615b56d55aa9771269f2356 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:21,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:21,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:21,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:21,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:21,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:21,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:21,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:21,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:21,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:21,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:21,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:21,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:21,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:21,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:21,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:21,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:21,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:21,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:21,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:21,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:21,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:21,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:21,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:21,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:21,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:21,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:21,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:21,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:21,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:21,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:21,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:21,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:21,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:21,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:21,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:21,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:21,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:21,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:21,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:21,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:21,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:54:21,290 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:21,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:21,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:21,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:21,299 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:21,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:21,300 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:21,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:54:21,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:21,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:21,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:21,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:21,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:21,306 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:21,306 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:21,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:21,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:21,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:21,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:21,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:21,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:21,312 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:21,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:21,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:21,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:21,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:21,316 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:54:21,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:54:21,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:21,317 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 -> 21a69be3cfa2eb122615b56d55aa9771269f2356 [2019-11-24 20:54:21,903 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:21,934 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:21,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:21,945 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:21,946 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:21,949 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label29.c [2019-11-24 20:54:22,112 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebe3e1b55/3502587c3cfc4150b2cd1091dad4a051/FLAGb5455af19 [2019-11-24 20:54:23,367 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:23,372 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label29.c [2019-11-24 20:54:23,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebe3e1b55/3502587c3cfc4150b2cd1091dad4a051/FLAGb5455af19 [2019-11-24 20:54:23,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebe3e1b55/3502587c3cfc4150b2cd1091dad4a051 [2019-11-24 20:54:23,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:23,470 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:23,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:23,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:23,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:23,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:23" (1/1) ... [2019-11-24 20:54:23,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:23, skipping insertion in model container [2019-11-24 20:54:23,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:23" (1/1) ... [2019-11-24 20:54:23,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:23,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:24,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:24,817 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:25,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:25,205 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:25,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25 WrapperNode [2019-11-24 20:54:25,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:25,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:25,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:25,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:25,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:25,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:25,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:25,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:25,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:25" (1/1) ... [2019-11-24 20:54:25,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:25,673 INFO L168 Benchmark]: Toolchain (without parser) took 2197.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,676 INFO L168 Benchmark]: CDTParser took 1.04 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. [2019-11-24 20:54:25,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1728.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,682 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.48 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,685 INFO L168 Benchmark]: Boogie Preprocessor took 219.69 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 949.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:25,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.04 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 1728.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.48 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 955.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 219.69 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 949.7 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:54:29,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:54:29,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:54:29,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:54:29,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:54:29,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:54:29,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:54:29,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:54:29,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:54:29,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:54:29,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:54:29,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:54:29,840 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:54:29,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:54:29,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:54:29,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:54:29,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:54:29,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:54:29,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:54:29,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:54:29,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:54:29,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:54:29,892 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:54:29,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:54:29,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:54:29,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:54:29,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:54:29,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:54:29,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:54:29,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:54:29,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:54:29,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:54:29,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:54:29,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:54:29,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:54:29,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:54:29,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:54:29,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:54:29,931 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:54:29,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:54:29,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:54:29,940 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:54:29,983 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:54:29,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:54:29,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:54:29,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:54:29,990 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:54:29,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:54:29,991 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:54:29,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:54:29,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:54:29,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:54:29,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:54:29,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:54:29,997 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:54:29,997 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:54:29,998 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:54:29,998 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:54:29,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:54:29,998 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:54:29,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:54:29,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:54:29,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:54:30,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:54:30,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:54:30,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:54:30,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:54:30,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:54:30,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:54:30,004 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:54:30,005 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:54:30,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:54:30,009 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:54:30,009 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 -> 21a69be3cfa2eb122615b56d55aa9771269f2356 [2019-11-24 20:54:30,561 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:54:30,596 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:54:30,603 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:54:30,607 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:54:30,608 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:54:30,611 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label29.c [2019-11-24 20:54:30,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b9aee72f/d80f6320ad054877b841e46b1b266acd/FLAG080f57395 [2019-11-24 20:54:32,061 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:54:32,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label29.c [2019-11-24 20:54:32,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b9aee72f/d80f6320ad054877b841e46b1b266acd/FLAG080f57395 [2019-11-24 20:54:32,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b9aee72f/d80f6320ad054877b841e46b1b266acd [2019-11-24 20:54:32,152 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:54:32,157 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:54:32,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:32,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:54:32,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:54:32,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:32,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:32, skipping insertion in model container [2019-11-24 20:54:32,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:54:32" (1/1) ... [2019-11-24 20:54:32,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:54:32,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:54:33,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:33,636 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:54:33,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:54:33,983 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:54:33,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33 WrapperNode [2019-11-24 20:54:33,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:54:33,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:33,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:54:34,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:54:34,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:54:34,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:54:34,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:54:34,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:54:34,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,438 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:54:33" (1/1) ... [2019-11-24 20:54:34,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:54:34,483 INFO L168 Benchmark]: Toolchain (without parser) took 2319.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,489 INFO L168 Benchmark]: CDTParser took 0.52 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. [2019-11-24 20:54:34,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1826.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 260.50 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,499 INFO L168 Benchmark]: Boogie Preprocessor took 214.02 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:54:34,513 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 1826.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 260.50 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 955.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 214.02 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...