./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label27.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 67d707f6fecf777903bc30ad9f2e82b365f04672 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label27.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 67d707f6fecf777903bc30ad9f2e82b365f04672 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:40:31,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:31,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:31,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:31,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:31,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:31,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:31,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:31,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:31,222 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:31,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:31,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:31,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:31,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:31,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:31,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:31,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:31,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:31,261 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:31,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:31,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:31,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:31,282 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:31,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:31,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:31,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:31,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:31,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:31,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:31,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:31,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:31,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:31,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:31,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:31,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:31,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:31,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:31,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:31,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:31,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:31,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:31,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:40:31,364 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:31,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:31,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:31,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:31,374 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:31,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:31,375 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:31,375 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:40:31,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:31,375 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:31,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:31,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:31,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:31,379 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:31,379 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:31,380 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:31,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:31,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:31,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:31,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:31,383 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:31,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:31,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:31,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:31,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:31,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:40:31,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:40:31,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:31,389 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 -> 67d707f6fecf777903bc30ad9f2e82b365f04672 [2019-11-25 22:40:32,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:32,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:32,039 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:32,043 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:32,045 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:32,048 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-25 22:40:32,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce58febe0/b54456a44e574c9ca2c4c4ac33b1e3d7/FLAG10eeb0839 [2019-11-25 22:40:33,545 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:33,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-25 22:40:33,585 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce58febe0/b54456a44e574c9ca2c4c4ac33b1e3d7/FLAG10eeb0839 [2019-11-25 22:40:33,625 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce58febe0/b54456a44e574c9ca2c4c4ac33b1e3d7 [2019-11-25 22:40:33,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:33,637 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:33,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:33,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:33,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:33,652 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:33" (1/1) ... [2019-11-25 22:40:33,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:33, skipping insertion in model container [2019-11-25 22:40:33,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:33" (1/1) ... [2019-11-25 22:40:33,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:33,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:35,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:35,098 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:35,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:35,422 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:35,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35 WrapperNode [2019-11-25 22:40:35,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:35,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:35,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:35,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:35,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35" (1/1) ... [2019-11-25 22:40:35,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35" (1/1) ... [2019-11-25 22:40:35,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:35,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:35,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:35,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:35,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35" (1/1) ... [2019-11-25 22:40:35,737 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35" (1/1) ... [2019-11-25 22:40:35,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35" (1/1) ... [2019-11-25 22:40:35,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35" (1/1) ... [2019-11-25 22:40:35,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35" (1/1) ... [2019-11-25 22:40:35,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35" (1/1) ... [2019-11-25 22:40:35,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:35" (1/1) ... [2019-11-25 22:40:35,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:35,919 INFO L168 Benchmark]: Toolchain (without parser) took 2277.15 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 955.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:35,920 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. [2019-11-25 22:40:35,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1783.99 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:35,926 INFO L168 Benchmark]: Boogie Procedure Inliner took 284.91 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:35,929 INFO L168 Benchmark]: Boogie Preprocessor took 198.83 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:35,942 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 1783.99 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 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 284.91 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 961.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.83 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 955.9 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 0.1.24-65d6cd2 [2019-11-25 22:40:39,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:40:39,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:40:39,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:40:39,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:40:39,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:40:39,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:40:39,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:40:39,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:40:39,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:40:39,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:40:39,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:40:39,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:40:39,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:40:39,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:40:39,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:40:39,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:40:39,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:40:39,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:40:39,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:40:39,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:40:39,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:40:39,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:40:39,976 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:40:39,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:40:39,984 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:40:39,984 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:40:39,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:40:39,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:40:39,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:40:39,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:40:39,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:40:39,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:40:39,999 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:40:40,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:40:40,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:40:40,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:40:40,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:40:40,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:40:40,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:40:40,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:40:40,014 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:40:40,069 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:40:40,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:40:40,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:40:40,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:40:40,076 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:40:40,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:40:40,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:40:40,081 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:40:40,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:40:40,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:40:40,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:40:40,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:40:40,084 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:40:40,084 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:40:40,085 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:40:40,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:40:40,086 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:40:40,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:40:40,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:40:40,089 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:40:40,089 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:40:40,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:40:40,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:40:40,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:40:40,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:40:40,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:40:40,092 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:40:40,092 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:40:40,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:40:40,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:40:40,095 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 -> 67d707f6fecf777903bc30ad9f2e82b365f04672 [2019-11-25 22:40:40,674 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:40:40,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:40:40,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:40:40,727 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:40:40,728 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:40:40,732 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-25 22:40:40,892 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63fff6f7e/057e88c01d844db6a114cf5a725ee17b/FLAG991364222 [2019-11-25 22:40:42,159 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:40:42,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label27.c [2019-11-25 22:40:42,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63fff6f7e/057e88c01d844db6a114cf5a725ee17b/FLAG991364222 [2019-11-25 22:40:42,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63fff6f7e/057e88c01d844db6a114cf5a725ee17b [2019-11-25 22:40:42,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:40:42,241 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:40:42,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:42,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:40:42,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:40:42,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:42" (1/1) ... [2019-11-25 22:40:42,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:42, skipping insertion in model container [2019-11-25 22:40:42,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:40:42" (1/1) ... [2019-11-25 22:40:42,288 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:40:42,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:40:43,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:43,758 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:40:44,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:40:44,197 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:40:44,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44 WrapperNode [2019-11-25 22:40:44,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:40:44,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:44,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:40:44,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:40:44,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:40:44,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:40:44,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:40:44,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:40:44,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:40:44" (1/1) ... [2019-11-25 22:40:44,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:40:44,704 INFO L168 Benchmark]: Toolchain (without parser) took 2454.37 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 943.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:44,705 INFO L168 Benchmark]: CDTParser took 0.47 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. [2019-11-25 22:40:44,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1954.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:44,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 261.35 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:44,715 INFO L168 Benchmark]: Boogie Preprocessor took 228.17 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:40:44,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 1954.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 261.35 ms. Allocated memory is still 1.0 GB. Free memory was 955.0 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 228.17 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 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...