./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label58.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/Problem18_label58.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 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label58.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 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:38:51,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:51,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:51,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:51,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:51,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:51,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:51,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:51,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:51,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:51,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:51,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:51,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:51,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:51,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:51,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:51,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:51,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:51,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:51,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:51,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:51,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:51,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:51,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:51,211 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:51,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:51,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:51,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:51,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:51,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:51,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:51,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:51,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:51,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:51,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:51,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:51,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:51,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:51,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:51,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:51,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:51,235 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:51,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:51,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:51,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:51,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:51,269 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:51,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:51,269 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:51,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:51,270 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:51,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:51,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:51,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:51,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:51,272 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:51,272 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:51,272 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:51,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:51,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:51,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:51,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:51,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:51,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:51,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:51,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:51,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:51,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:51,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:51,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:51,278 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 -> 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 [2019-11-27 09:38:51,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:51,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:51,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:51,702 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:51,703 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:51,707 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-27 09:38:51,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/354e75a60/3c9515cbb1904fd28d63dc517540a183/FLAG2b5e1164d [2019-11-27 09:38:52,849 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:52,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-27 09:38:52,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/354e75a60/3c9515cbb1904fd28d63dc517540a183/FLAG2b5e1164d [2019-11-27 09:38:53,337 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/354e75a60/3c9515cbb1904fd28d63dc517540a183 [2019-11-27 09:38:53,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:53,342 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:53,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:53,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:53,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:53,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:53" (1/1) ... [2019-11-27 09:38:53,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:53, skipping insertion in model container [2019-11-27 09:38:53,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:53" (1/1) ... [2019-11-27 09:38:53,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:53,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:55,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:55,071 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:55,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:55,787 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:55,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55 WrapperNode [2019-11-27 09:38:55,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:55,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:55,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:55,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:55,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:55,869 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:56,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:56,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:56,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:56,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:56,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:56,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:56,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:56,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:56,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:56,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:56,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:55" (1/1) ... [2019-11-27 09:38:56,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:56,515 INFO L168 Benchmark]: Toolchain (without parser) took 3166.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.8 MB in the end (delta: 145.4 MB). Peak memory consumption was 145.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:56,516 INFO L168 Benchmark]: CDTParser took 0.28 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 09:38:56,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2447.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:56,523 INFO L168 Benchmark]: Boogie Procedure Inliner took 342.69 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:56,525 INFO L168 Benchmark]: Boogie Preprocessor took 367.45 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:56,533 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 2447.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.6 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 342.69 ms. Allocated memory is still 1.0 GB. Free memory was 873.6 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 367.45 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 09:38:59,260 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:59,262 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:59,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:59,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:59,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:59,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:59,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:59,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:59,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:59,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:59,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:59,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:59,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:59,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:59,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:59,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:59,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:59,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:59,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:59,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:59,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:59,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:59,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:59,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:59,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:59,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:59,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:59,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:59,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:59,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:59,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:59,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:59,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:59,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:59,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:59,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:59,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:59,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:59,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:59,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:59,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:59,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:59,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:59,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:59,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:59,421 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:59,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:59,422 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:59,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:59,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:59,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:59,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:59,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:59,424 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:59,424 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:59,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:59,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:59,426 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:59,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:59,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:59,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:59,429 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:59,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:59,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:59,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:59,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:59,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:59,430 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:59,430 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:59,431 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:59,431 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:59,432 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 -> 2ce728ef13404e1df4b7e4252cfc93d0d713f6d5 [2019-11-27 09:38:59,845 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:59,866 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:59,869 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:59,872 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:59,876 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:59,877 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-27 09:38:59,987 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee52d9af5/21a9f1308084476180b4f97b04b51b31/FLAGe7b4c635a [2019-11-27 09:39:01,055 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:01,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label58.c [2019-11-27 09:39:01,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee52d9af5/21a9f1308084476180b4f97b04b51b31/FLAGe7b4c635a [2019-11-27 09:39:01,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee52d9af5/21a9f1308084476180b4f97b04b51b31 [2019-11-27 09:39:01,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:01,527 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:01,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:01,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:01,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:01,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:01" (1/1) ... [2019-11-27 09:39:01,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65072a09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:01, skipping insertion in model container [2019-11-27 09:39:01,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:01" (1/1) ... [2019-11-27 09:39:01,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:01,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:03,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:03,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:04,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:04,299 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:04,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:04 WrapperNode [2019-11-27 09:39:04,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:04,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:04,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:04,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:04,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:04" (1/1) ... [2019-11-27 09:39:04,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:04" (1/1) ... [2019-11-27 09:39:04,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:04,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:04,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:04,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:04,614 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:04" (1/1) ... [2019-11-27 09:39:04,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:04" (1/1) ... [2019-11-27 09:39:04,654 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:04" (1/1) ... [2019-11-27 09:39:04,655 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:04" (1/1) ... [2019-11-27 09:39:04,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:04" (1/1) ... [2019-11-27 09:39:04,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:04" (1/1) ... [2019-11-27 09:39:04,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:04" (1/1) ... [2019-11-27 09:39:04,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:04,877 INFO L168 Benchmark]: Toolchain (without parser) took 3347.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 797.9 MB in the end (delta: 152.4 MB). Peak memory consumption was 152.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:04,878 INFO L168 Benchmark]: CDTParser took 0.29 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 09:39:04,881 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2772.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 843.7 MB in the end (delta: 106.5 MB). Peak memory consumption was 106.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:04,882 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.78 ms. Allocated memory is still 1.0 GB. Free memory was 843.7 MB in the beginning and 815.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:04,885 INFO L168 Benchmark]: Boogie Preprocessor took 272.67 ms. Allocated memory is still 1.0 GB. Free memory was 815.0 MB in the beginning and 797.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:04,893 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 2772.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 843.7 MB in the end (delta: 106.5 MB). Peak memory consumption was 106.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.78 ms. Allocated memory is still 1.0 GB. Free memory was 843.7 MB in the beginning and 815.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 272.67 ms. Allocated memory is still 1.0 GB. Free memory was 815.0 MB in the beginning and 797.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...