./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label14.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/Problem02_label14.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 bf623cbfa27d5f25c20ae418fc6508fd949965cd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label14.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 bf623cbfa27d5f25c20ae418fc6508fd949965cd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:21:14,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:14,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:14,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:14,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:14,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:14,156 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:14,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:14,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:14,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:14,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:14,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:14,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:14,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:14,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:14,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:14,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:14,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:14,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:14,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:14,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:14,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:14,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:14,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:14,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:14,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:14,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:14,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:14,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:14,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:14,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:14,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:14,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:14,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:14,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:14,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:14,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:14,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:14,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:14,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:14,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:14,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:21:14,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:14,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:14,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:14,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:14,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:14,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:14,341 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:14,345 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:21:14,345 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:14,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:14,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:14,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:14,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:14,348 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:14,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:14,349 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:14,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:14,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:14,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:14,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:14,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:14,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:14,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:14,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:14,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:14,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:21:14,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:21:14,356 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:14,356 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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2019-11-27 09:21:14,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:14,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:14,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:14,977 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:14,979 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:14,980 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-27 09:21:15,132 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ce783319/0628aeffcd3849638dee5566fb19bc69/FLAG8303b7026 [2019-11-27 09:21:16,410 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:16,414 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-27 09:21:16,458 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ce783319/0628aeffcd3849638dee5566fb19bc69/FLAG8303b7026 [2019-11-27 09:21:16,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ce783319/0628aeffcd3849638dee5566fb19bc69 [2019-11-27 09:21:16,508 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:16,513 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:16,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:16,519 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:16,526 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:16,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:16" (1/1) ... [2019-11-27 09:21:16,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:16, skipping insertion in model container [2019-11-27 09:21:16,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:16" (1/1) ... [2019-11-27 09:21:16,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:16,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:17,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:17,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:17,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:17,992 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:17,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:17 WrapperNode [2019-11-27 09:21:17,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:17,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:17,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:17,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:18,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:17" (1/1) ... [2019-11-27 09:21:18,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:17" (1/1) ... [2019-11-27 09:21:18,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:18,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:18,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:18,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:18,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:17" (1/1) ... [2019-11-27 09:21:18,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:17" (1/1) ... [2019-11-27 09:21:18,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:17" (1/1) ... [2019-11-27 09:21:18,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:17" (1/1) ... [2019-11-27 09:21:18,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:17" (1/1) ... [2019-11-27 09:21:18,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:17" (1/1) ... [2019-11-27 09:21:18,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:17" (1/1) ... [2019-11-27 09:21:18,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:18,397 INFO L168 Benchmark]: Toolchain (without parser) took 1876.10 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 961.5 MB in the end (delta: 196.5 kB). Peak memory consumption was 262.0 kB. Max. memory is 12.5 GB. [2019-11-27 09:21:18,398 INFO L168 Benchmark]: CDTParser took 1.52 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. [2019-11-27 09:21:18,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1477.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:18,403 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.65 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:18,407 INFO L168 Benchmark]: Boogie Preprocessor took 167.79 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:18,419 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 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 1477.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.0 MB in the end (delta: -11.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.65 ms. Allocated memory is still 1.0 GB. Free memory was 973.0 MB in the beginning and 967.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 167.79 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 961.5 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 09:21:22,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:21:22,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:21:22,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:21:22,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:21:22,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:21:22,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:21:22,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:21:22,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:21:22,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:21:22,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:21:22,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:21:22,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:21:22,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:21:22,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:21:22,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:21:22,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:21:22,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:21:22,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:21:22,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:21:22,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:21:22,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:21:22,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:21:22,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:21:22,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:21:22,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:21:22,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:21:22,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:21:22,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:21:22,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:21:22,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:21:22,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:21:22,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:21:22,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:21:22,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:21:22,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:21:22,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:21:22,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:21:22,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:21:22,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:21:22,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:21:22,681 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:21:22,735 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:21:22,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:21:22,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:21:22,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:21:22,751 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:21:22,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:21:22,754 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:21:22,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:21:22,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:21:22,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:21:22,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:21:22,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:21:22,760 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:21:22,764 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:21:22,764 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:21:22,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:21:22,765 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:21:22,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:21:22,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:21:22,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:21:22,767 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:21:22,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:21:22,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:21:22,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:21:22,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:21:22,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:21:22,771 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:21:22,771 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:21:22,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:21:22,775 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:21:22,777 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 -> bf623cbfa27d5f25c20ae418fc6508fd949965cd [2019-11-27 09:21:23,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:21:23,330 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:21:23,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:21:23,342 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:21:23,344 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:21:23,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-27 09:21:23,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a211269d4/e0792a81594c4047b81b1532da625295/FLAG18b2fa878 [2019-11-27 09:21:24,756 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:21:24,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label14.c [2019-11-27 09:21:24,797 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a211269d4/e0792a81594c4047b81b1532da625295/FLAG18b2fa878 [2019-11-27 09:21:24,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a211269d4/e0792a81594c4047b81b1532da625295 [2019-11-27 09:21:24,844 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:21:24,849 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:21:24,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:24,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:21:24,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:21:24,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:24,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:24, skipping insertion in model container [2019-11-27 09:21:24,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:21:24" (1/1) ... [2019-11-27 09:21:24,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:21:25,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:21:26,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:26,077 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:21:26,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:21:26,403 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:21:26,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:26 WrapperNode [2019-11-27 09:21:26,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:21:26,406 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:26,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:21:26,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:21:26,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:26" (1/1) ... [2019-11-27 09:21:26,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:26" (1/1) ... [2019-11-27 09:21:26,600 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:21:26,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:21:26,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:21:26,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:21:26,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:26" (1/1) ... [2019-11-27 09:21:26,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:26" (1/1) ... [2019-11-27 09:21:26,645 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:26" (1/1) ... [2019-11-27 09:21:26,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:26" (1/1) ... [2019-11-27 09:21:26,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:26" (1/1) ... [2019-11-27 09:21:26,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:26" (1/1) ... [2019-11-27 09:21:26,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:21:26" (1/1) ... [2019-11-27 09:21:26,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:21:26,791 INFO L168 Benchmark]: Toolchain (without parser) took 1936.15 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: 995.2 kB). Peak memory consumption was 1.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:26,792 INFO L168 Benchmark]: CDTParser took 3.16 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 09:21:26,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1548.70 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:26,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.10 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:21:26,801 INFO L168 Benchmark]: Boogie Preprocessor took 178.24 ms. Allocated memory is still 1.0 GB. Free memory is still 960.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:21:26,816 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.16 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 1548.70 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 966.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.10 ms. Allocated memory is still 1.0 GB. Free memory was 966.4 MB in the beginning and 960.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.24 ms. Allocated memory is still 1.0 GB. Free memory is still 960.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...