./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.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/loop-invgen/id_build.i.p+sep-reducer.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 0e005ade34f94c5c325f6dba20e4a523c0e30c86 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loop-invgen/id_build.i.p+sep-reducer.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 0e005ade34f94c5c325f6dba20e4a523c0e30c86 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:13:25,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:25,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:25,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:25,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:25,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:25,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:25,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:25,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:25,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:25,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:25,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:25,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:25,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:25,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:25,295 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:25,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:25,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:25,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:25,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:25,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:25,332 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:25,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:25,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:25,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:25,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:25,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:25,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:25,356 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:25,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:25,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:25,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:25,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:25,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:25,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:25,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:25,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:25,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:25,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:25,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:25,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:25,381 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:13:25,422 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:25,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:25,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:25,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:25,430 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:25,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:25,432 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:25,432 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:13:25,435 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:25,435 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:25,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:25,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:25,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:25,438 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:25,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:25,440 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:25,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:25,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:25,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:25,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:25,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:25,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:25,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:25,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:25,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:25,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:13:25,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:13:25,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:25,458 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 -> 0e005ade34f94c5c325f6dba20e4a523c0e30c86 [2019-11-27 16:13:25,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:26,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:26,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:26,014 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:26,019 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:26,020 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c [2019-11-27 16:13:26,178 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ec94ad6/cad12d42824a4cb5b6ede4b172644800/FLAG6796a100e [2019-11-27 16:13:27,438 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:27,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c [2019-11-27 16:13:27,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ec94ad6/cad12d42824a4cb5b6ede4b172644800/FLAG6796a100e [2019-11-27 16:13:27,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04ec94ad6/cad12d42824a4cb5b6ede4b172644800 [2019-11-27 16:13:27,537 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:27,541 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:27,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:27,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:27,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:27,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:27" (1/1) ... [2019-11-27 16:13:27,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4f9b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:27, skipping insertion in model container [2019-11-27 16:13:27,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:27" (1/1) ... [2019-11-27 16:13:27,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:27,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:29,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:29,065 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:29,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:29,546 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:29,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:29 WrapperNode [2019-11-27 16:13:29,550 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:29,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:29,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:29,554 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:29,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:29" (1/1) ... [2019-11-27 16:13:29,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:29" (1/1) ... [2019-11-27 16:13:29,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:29,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:29,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:29,827 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:29,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:29" (1/1) ... [2019-11-27 16:13:29,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:29" (1/1) ... [2019-11-27 16:13:29,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:29" (1/1) ... [2019-11-27 16:13:29,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:29" (1/1) ... [2019-11-27 16:13:29,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:29" (1/1) ... [2019-11-27 16:13:29,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:29" (1/1) ... [2019-11-27 16:13:29,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:29" (1/1) ... [2019-11-27 16:13:30,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:30,047 INFO L168 Benchmark]: Toolchain (without parser) took 2498.62 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 956.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:30,048 INFO L168 Benchmark]: CDTParser took 0.37 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 16:13:30,051 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2004.60 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 967.7 MB in the end (delta: -6.1 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:30,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 273.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 962.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:30,063 INFO L168 Benchmark]: Boogie Preprocessor took 208.10 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:30,076 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 2004.60 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 967.7 MB in the end (delta: -6.1 MB). Peak memory consumption was 32.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 273.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 962.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.10 ms. Allocated memory is still 1.0 GB. Free memory was 962.0 MB in the beginning and 956.3 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 0.1.24-509859d [2019-11-27 16:13:34,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:13:34,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:13:34,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:13:34,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:13:34,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:13:34,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:13:34,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:13:34,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:13:34,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:13:34,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:13:34,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:13:34,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:13:34,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:13:34,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:13:34,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:13:34,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:13:34,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:13:34,269 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:13:34,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:13:34,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:13:34,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:13:34,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:13:34,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:13:34,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:13:34,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:13:34,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:13:34,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:13:34,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:13:34,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:13:34,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:13:34,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:13:34,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:13:34,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:13:34,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:13:34,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:13:34,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:13:34,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:13:34,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:13:34,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:13:34,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:13:34,341 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:13:34,382 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:13:34,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:13:34,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:13:34,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:13:34,391 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:13:34,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:13:34,392 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:13:34,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:13:34,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:13:34,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:13:34,397 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:13:34,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:13:34,398 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:13:34,398 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:13:34,399 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:13:34,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:13:34,399 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:13:34,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:13:34,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:13:34,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:13:34,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:13:34,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:13:34,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:13:34,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:13:34,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:13:34,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:13:34,405 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:13:34,405 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:13:34,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:13:34,406 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:13:34,409 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 -> 0e005ade34f94c5c325f6dba20e4a523c0e30c86 [2019-11-27 16:13:34,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:13:34,999 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:13:35,003 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:13:35,008 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:13:35,012 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:13:35,014 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c [2019-11-27 16:13:35,177 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cec3250e/e5f21411297643128844c144a6a2e1ca/FLAG39b40d295 [2019-11-27 16:13:36,474 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:13:36,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-invgen/id_build.i.p+sep-reducer.c [2019-11-27 16:13:36,521 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cec3250e/e5f21411297643128844c144a6a2e1ca/FLAG39b40d295 [2019-11-27 16:13:36,560 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7cec3250e/e5f21411297643128844c144a6a2e1ca [2019-11-27 16:13:36,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:13:36,575 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:13:36,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:36,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:13:36,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:13:36,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:36" (1/1) ... [2019-11-27 16:13:36,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3b2e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:36, skipping insertion in model container [2019-11-27 16:13:36,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:13:36" (1/1) ... [2019-11-27 16:13:36,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:13:36,770 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:13:38,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:38,241 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:13:38,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:13:38,774 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:13:38,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:38 WrapperNode [2019-11-27 16:13:38,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:13:38,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:38,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:13:38,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:13:38,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:38" (1/1) ... [2019-11-27 16:13:38,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:38" (1/1) ... [2019-11-27 16:13:39,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:13:39,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:13:39,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:13:39,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:13:39,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:38" (1/1) ... [2019-11-27 16:13:39,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:38" (1/1) ... [2019-11-27 16:13:39,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:38" (1/1) ... [2019-11-27 16:13:39,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:38" (1/1) ... [2019-11-27 16:13:39,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:38" (1/1) ... [2019-11-27 16:13:39,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:38" (1/1) ... [2019-11-27 16:13:39,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:13:38" (1/1) ... [2019-11-27 16:13:39,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:13:39,339 INFO L168 Benchmark]: Toolchain (without parser) took 2753.03 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 949.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:39,340 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 16:13:39,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2201.35 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 961.0 MB in the end (delta: 696.1 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:39,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 300.42 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:39,354 INFO L168 Benchmark]: Boogie Preprocessor took 242.62 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:13:39,367 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 2201.35 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 961.0 MB in the end (delta: 696.1 kB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 300.42 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 242.62 ms. Allocated memory is still 1.0 GB. Free memory was 955.3 MB in the beginning and 949.5 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...