./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label49.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/Problem14_label49.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 19252d9b977a1b2caf6b350b292ab440fef944ce ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label49.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 19252d9b977a1b2caf6b350b292ab440fef944ce ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:35:48,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:48,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:48,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:48,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:48,099 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:48,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:48,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:48,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:48,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:48,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:48,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:48,142 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:48,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:48,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:48,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:48,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:48,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:48,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:48,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:48,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:48,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:48,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:48,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:48,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:48,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:48,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:48,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:48,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:48,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:48,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:48,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:48,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:48,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:48,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:48,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:48,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:48,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:48,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:48,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:48,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:48,237 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:48,280 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:48,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:48,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:48,287 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:48,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:48,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:48,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:48,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:48,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:48,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:48,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:48,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:48,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:48,292 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:48,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:48,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:48,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:48,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:48,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:48,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:48,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:48,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:48,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:48,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:48,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:48,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:48,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:48,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:48,305 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 -> 19252d9b977a1b2caf6b350b292ab440fef944ce [2019-11-27 09:35:48,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:48,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:48,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:48,979 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:48,982 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:48,983 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label49.c [2019-11-27 09:35:49,149 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9315ab72b/2b249e89c29049fd95d328430fd6ce0d/FLAG84c7f7a7c [2019-11-27 09:35:50,417 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:50,420 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label49.c [2019-11-27 09:35:50,455 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9315ab72b/2b249e89c29049fd95d328430fd6ce0d/FLAG84c7f7a7c [2019-11-27 09:35:50,492 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9315ab72b/2b249e89c29049fd95d328430fd6ce0d [2019-11-27 09:35:50,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:50,504 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:50,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:50,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:50,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:50,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:50" (1/1) ... [2019-11-27 09:35:50,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:50, skipping insertion in model container [2019-11-27 09:35:50,528 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:50" (1/1) ... [2019-11-27 09:35:50,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:50,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:51,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:51,880 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:52,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:52,276 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:52,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52 WrapperNode [2019-11-27 09:35:52,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:52,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:52,284 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:52,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:52,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,531 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:52,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:52,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:52,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:52,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:52,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:52,768 INFO L168 Benchmark]: Toolchain (without parser) took 2260.18 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 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:52,770 INFO L168 Benchmark]: CDTParser took 1.32 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 09:35:52,773 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1775.65 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:52,777 INFO L168 Benchmark]: Boogie Procedure Inliner took 252.73 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:52,780 INFO L168 Benchmark]: Boogie Preprocessor took 226.00 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:52,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 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 1775.65 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 33.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 252.73 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 226.00 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:56,662 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:56,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:56,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:56,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:56,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:56,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:56,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:56,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:56,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:56,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:56,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:56,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:56,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:56,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:56,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:56,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:56,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:56,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:56,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:56,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:56,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:56,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:56,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:56,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:56,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:56,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:56,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:56,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:56,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:56,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:56,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:56,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:56,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:56,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:56,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:56,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:56,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:56,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:56,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:56,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:56,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:56,886 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:56,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:56,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:56,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:56,898 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:56,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:56,899 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:56,902 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:56,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:56,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:56,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:56,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:56,905 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:56,905 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:56,906 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:56,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:56,906 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:56,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:56,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:56,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:56,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:56,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:56,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:56,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:56,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:56,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:56,912 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:56,913 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:56,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:56,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:56,917 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 -> 19252d9b977a1b2caf6b350b292ab440fef944ce [2019-11-27 09:35:57,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:57,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:57,567 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:57,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:57,572 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:57,574 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label49.c [2019-11-27 09:35:57,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56a12571/6ba6096f59964f9d9bd3e91358bb5557/FLAG41b2d491b [2019-11-27 09:35:58,931 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:58,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label49.c [2019-11-27 09:35:58,963 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56a12571/6ba6096f59964f9d9bd3e91358bb5557/FLAG41b2d491b [2019-11-27 09:35:59,405 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b56a12571/6ba6096f59964f9d9bd3e91358bb5557 [2019-11-27 09:35:59,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:59,430 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:59,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:59,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:59,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:59,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:59" (1/1) ... [2019-11-27 09:35:59,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:59, skipping insertion in model container [2019-11-27 09:35:59,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:59" (1/1) ... [2019-11-27 09:35:59,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:59,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:00,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:00,924 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:01,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:01,360 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:01,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01 WrapperNode [2019-11-27 09:36:01,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:01,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:01,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:01,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:01,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:01,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:01,583 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:01,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:01,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:01,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:01,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:01,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:01,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:01,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:01,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:01,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:01,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:01" (1/1) ... [2019-11-27 09:36:01,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:01,787 INFO L168 Benchmark]: Toolchain (without parser) took 2359.45 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 960.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:01,793 INFO L168 Benchmark]: CDTParser took 2.81 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 09:36:01,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1932.26 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 971.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:01,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 221.74 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 966.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:01,805 INFO L168 Benchmark]: Boogie Preprocessor took 194.61 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:01,816 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.81 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 1932.26 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 971.8 MB in the end (delta: -10.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 221.74 ms. Allocated memory is still 1.0 GB. Free memory was 971.8 MB in the beginning and 966.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.61 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 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...