./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-examples/standard_compare_ground.i --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/array-examples/standard_compare_ground.i -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 5996625f113b951d60e0c18ad4ba163785f321bf ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-examples/standard_compare_ground.i -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 5996625f113b951d60e0c18ad4ba163785f321bf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:37:23,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:37:23,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:37:23,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:37:23,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:37:23,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:37:23,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:37:23,455 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:37:23,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:37:23,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:37:23,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:37:23,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:37:23,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:37:23,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:37:23,484 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:37:23,487 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:37:23,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:37:23,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:37:23,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:37:23,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:37:23,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:37:23,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:37:23,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:37:23,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:37:23,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:37:23,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:37:23,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:37:23,546 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:37:23,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:37:23,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:37:23,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:37:23,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:37:23,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:37:23,555 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:37:23,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:37:23,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:37:23,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:37:23,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:37:23,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:37:23,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:37:23,569 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:37:23,570 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:37:23,611 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:37:23,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:37:23,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:37:23,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:37:23,620 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:37:23,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:37:23,621 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:37:23,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:37:23,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:37:23,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:37:23,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:37:23,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:37:23,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:37:23,626 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:37:23,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:37:23,629 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:37:23,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:37:23,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:37:23,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:37:23,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:37:23,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:37:23,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:37:23,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:37:23,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:37:23,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:37:23,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:37:23,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:37:23,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:37:23,636 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 -> 5996625f113b951d60e0c18ad4ba163785f321bf [2019-11-27 15:37:24,194 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:37:24,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:37:24,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:37:24,235 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:37:24,236 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:37:24,237 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_compare_ground.i [2019-11-27 15:37:24,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a19ee5f3/522475cb412b43598c675c1feb582247/FLAG6be750466 [2019-11-27 15:37:25,464 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:37:25,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_compare_ground.i [2019-11-27 15:37:25,480 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a19ee5f3/522475cb412b43598c675c1feb582247/FLAG6be750466 [2019-11-27 15:37:25,521 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a19ee5f3/522475cb412b43598c675c1feb582247 [2019-11-27 15:37:25,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:37:25,536 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:37:25,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:25,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:37:25,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:37:25,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:25,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:25, skipping insertion in model container [2019-11-27 15:37:25,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:25" (1/1) ... [2019-11-27 15:37:25,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:37:25,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:37:26,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:26,095 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:37:26,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:26,175 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:37:26,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26 WrapperNode [2019-11-27 15:37:26,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:26,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:26,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:37:26,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:37:26,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,310 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,368 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:26,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:37:26,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:37:26,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:37:26,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:26" (1/1) ... [2019-11-27 15:37:26,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:37:26,442 INFO L168 Benchmark]: Toolchain (without parser) took 904.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:37:26,444 INFO L168 Benchmark]: CDTParser took 1.50 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 15:37:26,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.23 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:26,465 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:26,466 INFO L168 Benchmark]: Boogie Preprocessor took 64.71 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:26,480 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 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 640.23 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 996.9 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.71 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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 15:37:30,288 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:37:30,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:37:30,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:37:30,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:37:30,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:37:30,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:37:30,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:37:30,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:37:30,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:37:30,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:37:30,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:37:30,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:37:30,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:37:30,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:37:30,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:37:30,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:37:30,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:37:30,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:37:30,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:37:30,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:37:30,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:37:30,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:37:30,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:37:30,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:37:30,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:37:30,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:37:30,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:37:30,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:37:30,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:37:30,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:37:30,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:37:30,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:37:30,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:37:30,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:37:30,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:37:30,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:37:30,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:37:30,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:37:30,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:37:30,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:37:30,467 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:37:30,508 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:37:30,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:37:30,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:37:30,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:37:30,517 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:37:30,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:37:30,517 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:37:30,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:37:30,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:37:30,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:37:30,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:37:30,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:37:30,522 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:37:30,523 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:37:30,523 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:37:30,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:37:30,524 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:37:30,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:37:30,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:37:30,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:37:30,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:37:30,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:37:30,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:37:30,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:37:30,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:37:30,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:37:30,530 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:37:30,530 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:37:30,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:37:30,532 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:37:30,534 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 -> 5996625f113b951d60e0c18ad4ba163785f321bf [2019-11-27 15:37:31,136 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:37:31,167 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:37:31,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:37:31,180 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:37:31,180 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:37:31,182 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_compare_ground.i [2019-11-27 15:37:31,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef0b471e1/39bd14b71e904397a4061c532a75b8e0/FLAGbae482d2a [2019-11-27 15:37:32,455 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:37:32,458 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_compare_ground.i [2019-11-27 15:37:32,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef0b471e1/39bd14b71e904397a4061c532a75b8e0/FLAGbae482d2a [2019-11-27 15:37:32,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef0b471e1/39bd14b71e904397a4061c532a75b8e0 [2019-11-27 15:37:32,682 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:37:32,685 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:37:32,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:32,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:37:32,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:37:32,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:32" (1/1) ... [2019-11-27 15:37:32,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16306e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:32, skipping insertion in model container [2019-11-27 15:37:32,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:32" (1/1) ... [2019-11-27 15:37:32,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:37:32,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:37:33,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:33,238 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:37:33,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:33,422 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:37:33,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33 WrapperNode [2019-11-27 15:37:33,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:33,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:33,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:37:33,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:37:33,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:33,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:37:33,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:37:33,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:37:33,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:33" (1/1) ... [2019-11-27 15:37:33,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:37:33,582 INFO L168 Benchmark]: Toolchain (without parser) took 893.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:37:33,585 INFO L168 Benchmark]: CDTParser took 1.58 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:37:33,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 733.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:33,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.73 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:37:33,591 INFO L168 Benchmark]: Boogie Preprocessor took 83.16 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:33,598 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 733.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 64.73 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.16 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 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...