./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem17_label25.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 29b85733a45422ebb29e7dee0c52684f84567e53 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem17_label25.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 29b85733a45422ebb29e7dee0c52684f84567e53 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:24,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:24,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:24,317 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:24,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:24,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:24,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:24,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:24,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:24,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:24,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:24,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:24,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:24,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:24,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:24,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:24,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:24,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:24,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:24,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:24,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:24,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:24,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:24,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:24,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:24,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:24,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:24,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:24,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:24,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:24,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:24,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:24,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:24,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:24,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:24,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:24,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:24,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:24,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:24,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:24,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:24,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:24,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:24,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:24,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:24,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:24,512 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:24,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:24,514 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:24,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:24,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:24,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:24,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:24,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:24,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:24,521 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:24,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:24,521 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:24,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:24,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:24,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:24,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:24,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:24,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:24,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:24,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:24,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:24,529 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:24,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:24,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:24,532 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 -> 29b85733a45422ebb29e7dee0c52684f84567e53 [2019-11-27 15:59:25,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:25,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:25,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:25,108 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:25,111 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:25,112 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label25.c [2019-11-27 15:59:25,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b44d71e77/d8a17c889d3448319c0556913b4f60e0/FLAGdd93c9b12 [2019-11-27 15:59:26,723 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:26,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label25.c [2019-11-27 15:59:26,775 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b44d71e77/d8a17c889d3448319c0556913b4f60e0/FLAGdd93c9b12 [2019-11-27 15:59:26,916 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b44d71e77/d8a17c889d3448319c0556913b4f60e0 [2019-11-27 15:59:26,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:26,927 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:26,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:26,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:26,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:26,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:26" (1/1) ... [2019-11-27 15:59:26,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:26, skipping insertion in model container [2019-11-27 15:59:26,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:26" (1/1) ... [2019-11-27 15:59:26,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:27,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:29,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:29,392 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:30,300 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:30,355 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:30,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:30 WrapperNode [2019-11-27 15:59:30,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:30,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:30,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:30,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:30,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:30" (1/1) ... [2019-11-27 15:59:30,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:30" (1/1) ... [2019-11-27 15:59:31,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:31,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:31,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:31,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:31,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:30" (1/1) ... [2019-11-27 15:59:31,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:30" (1/1) ... [2019-11-27 15:59:31,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:30" (1/1) ... [2019-11-27 15:59:31,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:30" (1/1) ... [2019-11-27 15:59:31,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:30" (1/1) ... [2019-11-27 15:59:31,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:30" (1/1) ... [2019-11-27 15:59:31,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:30" (1/1) ... [2019-11-27 15:59:31,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:31,847 INFO L168 Benchmark]: Toolchain (without parser) took 4914.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 791.1 MB in the end (delta: 164.7 MB). Peak memory consumption was 164.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:31,850 INFO L168 Benchmark]: CDTParser took 0.39 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 15:59:31,854 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3427.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 888.5 MB in the end (delta: 61.6 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:31,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 774.02 ms. Allocated memory is still 1.0 GB. Free memory was 888.5 MB in the beginning and 831.2 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:31,862 INFO L168 Benchmark]: Boogie Preprocessor took 700.26 ms. Allocated memory is still 1.0 GB. Free memory was 831.2 MB in the beginning and 791.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:31,875 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 3427.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 888.5 MB in the end (delta: 61.6 MB). Peak memory consumption was 61.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 774.02 ms. Allocated memory is still 1.0 GB. Free memory was 888.5 MB in the beginning and 831.2 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 700.26 ms. Allocated memory is still 1.0 GB. Free memory was 831.2 MB in the beginning and 791.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 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 0.1.24-509859d [2019-11-27 15:59:36,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:36,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:36,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:36,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:36,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:36,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:36,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:36,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:36,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:36,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:36,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:36,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:36,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:36,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:36,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:36,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:36,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:36,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:36,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:36,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:36,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:36,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:36,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:36,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:36,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:36,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:36,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:36,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:36,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:36,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:36,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:36,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:36,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:36,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:36,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:36,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:36,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:36,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:36,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:36,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:36,336 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:36,381 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:36,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:36,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:36,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:36,389 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:36,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:36,391 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:36,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:36,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:36,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:36,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:36,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:36,396 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:36,397 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:36,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:36,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:36,398 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:36,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:36,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:36,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:36,401 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:36,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:36,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:36,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:36,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:36,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:36,404 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:36,404 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:36,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:36,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:36,408 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 -> 29b85733a45422ebb29e7dee0c52684f84567e53 [2019-11-27 15:59:37,098 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:37,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:37,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:37,133 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:37,134 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:37,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label25.c [2019-11-27 15:59:37,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c55786f6/9313e6f028a34488a9da17029b0cf1bc/FLAG4d30d7507 [2019-11-27 15:59:38,762 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:38,763 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label25.c [2019-11-27 15:59:38,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c55786f6/9313e6f028a34488a9da17029b0cf1bc/FLAG4d30d7507 [2019-11-27 15:59:38,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c55786f6/9313e6f028a34488a9da17029b0cf1bc [2019-11-27 15:59:38,979 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:38,981 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:38,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:38,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:38,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:38,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:38" (1/1) ... [2019-11-27 15:59:39,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:38, skipping insertion in model container [2019-11-27 15:59:39,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:38" (1/1) ... [2019-11-27 15:59:39,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:39,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:41,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:41,728 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:42,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:43,019 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:43,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:43 WrapperNode [2019-11-27 15:59:43,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:43,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:43,027 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:43,027 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:43,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:43" (1/1) ... [2019-11-27 15:59:43,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:43" (1/1) ... [2019-11-27 15:59:43,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:43,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:43,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:43,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:43,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:43" (1/1) ... [2019-11-27 15:59:43,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:43" (1/1) ... [2019-11-27 15:59:43,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:43" (1/1) ... [2019-11-27 15:59:43,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:43" (1/1) ... [2019-11-27 15:59:43,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:43" (1/1) ... [2019-11-27 15:59:43,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:43" (1/1) ... [2019-11-27 15:59:43,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:43" (1/1) ... [2019-11-27 15:59:43,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:43,869 INFO L168 Benchmark]: Toolchain (without parser) took 4883.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 787.3 MB in the end (delta: 165.8 MB). Peak memory consumption was 165.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:43,870 INFO L168 Benchmark]: CDTParser took 1.95 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 15:59:43,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4042.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 827.5 MB in the end (delta: 125.6 MB). Peak memory consumption was 125.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:43,873 INFO L168 Benchmark]: Boogie Procedure Inliner took 430.69 ms. Allocated memory is still 1.0 GB. Free memory was 827.5 MB in the beginning and 804.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:43,878 INFO L168 Benchmark]: Boogie Preprocessor took 401.50 ms. Allocated memory is still 1.0 GB. Free memory was 804.6 MB in the beginning and 787.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:43,888 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.95 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 4042.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 827.5 MB in the end (delta: 125.6 MB). Peak memory consumption was 125.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 430.69 ms. Allocated memory is still 1.0 GB. Free memory was 827.5 MB in the beginning and 804.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 401.50 ms. Allocated memory is still 1.0 GB. Free memory was 804.6 MB in the beginning and 787.3 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...