./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifeqn3f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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-fpi/ifeqn3f.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 ebf5d98846752a57fac2a507e38ab464af4ccce6 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-fpi/ifeqn3f.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 ebf5d98846752a57fac2a507e38ab464af4ccce6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:31:18,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:18,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:18,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:18,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:18,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:18,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:18,351 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:18,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:18,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:18,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:18,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:18,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:18,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:18,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:18,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:18,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:18,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:18,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:18,406 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:18,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:18,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:18,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:18,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:18,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:18,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:18,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:18,444 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:18,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:18,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:18,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:18,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:18,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:18,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:18,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:18,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:18,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:18,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:18,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:18,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:18,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:18,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:31:18,529 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:18,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:18,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:18,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:18,540 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:18,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:18,541 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:18,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:31:18,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:18,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:18,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:18,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:18,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:18,546 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:18,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:18,548 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:18,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:18,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:18,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:18,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:18,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:18,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:18,551 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:18,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:18,555 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:18,555 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:31:18,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:31:18,556 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:18,557 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 -> ebf5d98846752a57fac2a507e38ab464af4ccce6 [2019-11-26 16:31:19,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:19,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:19,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:19,153 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:19,154 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:19,156 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn3f.c [2019-11-26 16:31:19,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddfc3f7c0/7d9764e004c645af83cbd40e5be757f0/FLAG3800fcf36 [2019-11-26 16:31:20,385 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:20,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn3f.c [2019-11-26 16:31:20,402 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddfc3f7c0/7d9764e004c645af83cbd40e5be757f0/FLAG3800fcf36 [2019-11-26 16:31:20,441 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddfc3f7c0/7d9764e004c645af83cbd40e5be757f0 [2019-11-26 16:31:20,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:20,452 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:20,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:20,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:20,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:20,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75988438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:20, skipping insertion in model container [2019-11-26 16:31:20,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:20" (1/1) ... [2019-11-26 16:31:20,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:20,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:21,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:21,043 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:21,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:21,221 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:21,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21 WrapperNode [2019-11-26 16:31:21,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:21,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:21,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:21,227 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:21,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:21,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:21,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:21,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:21,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:21" (1/1) ... [2019-11-26 16:31:21,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:21,420 INFO L168 Benchmark]: Toolchain (without parser) took 961.95 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. [2019-11-26 16:31:21,436 INFO L168 Benchmark]: CDTParser took 2.78 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. [2019-11-26 16:31:21,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.82 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:21,446 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.39 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. [2019-11-26 16:31:21,447 INFO L168 Benchmark]: Boogie Preprocessor took 73.72 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. [2019-11-26 16:31:21,454 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.78 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 763.82 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.39 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 73.72 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 0.1.24-025d5a2 [2019-11-26 16:31:25,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:31:25,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:31:25,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:31:25,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:31:25,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:31:25,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:31:25,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:31:25,394 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:31:25,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:31:25,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:31:25,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:31:25,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:31:25,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:31:25,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:31:25,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:31:25,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:31:25,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:31:25,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:31:25,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:31:25,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:31:25,460 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:31:25,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:31:25,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:31:25,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:31:25,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:31:25,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:31:25,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:31:25,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:31:25,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:31:25,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:31:25,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:31:25,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:31:25,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:31:25,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:31:25,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:31:25,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:31:25,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:31:25,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:31:25,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:31:25,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:31:25,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:31:25,549 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:31:25,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:31:25,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:31:25,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:31:25,559 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:31:25,560 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:31:25,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:31:25,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:31:25,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:31:25,561 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:31:25,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:31:25,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:31:25,566 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:31:25,566 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:31:25,567 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:31:25,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:31:25,567 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:31:25,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:31:25,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:31:25,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:31:25,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:31:25,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:31:25,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:31:25,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:31:25,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:31:25,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:31:25,574 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:31:25,575 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:31:25,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:31:25,578 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:31:25,579 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 -> ebf5d98846752a57fac2a507e38ab464af4ccce6 [2019-11-26 16:31:26,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:31:26,198 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:31:26,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:31:26,210 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:31:26,213 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:31:26,215 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn3f.c [2019-11-26 16:31:26,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/889922308/f9d39886c66145ec8883149549930130/FLAG2d5788a79 [2019-11-26 16:31:27,457 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:31:27,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn3f.c [2019-11-26 16:31:27,477 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/889922308/f9d39886c66145ec8883149549930130/FLAG2d5788a79 [2019-11-26 16:31:27,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/889922308/f9d39886c66145ec8883149549930130 [2019-11-26 16:31:27,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:31:27,529 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:31:27,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:27,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:31:27,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:31:27,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:27,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c7cbcc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:27, skipping insertion in model container [2019-11-26 16:31:27,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:31:27" (1/1) ... [2019-11-26 16:31:27,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:31:27,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:31:28,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:28,140 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:31:28,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:31:28,337 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:31:28,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28 WrapperNode [2019-11-26 16:31:28,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:31:28,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:28,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:31:28,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:31:28,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:31:28,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:31:28,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:31:28,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:31:28,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:31:28" (1/1) ... [2019-11-26 16:31:28,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:31:28,483 INFO L168 Benchmark]: Toolchain (without parser) took 952.05 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 991.1 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:28,484 INFO L168 Benchmark]: CDTParser took 1.03 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. [2019-11-26 16:31:28,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 806.72 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 991.1 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:31:28,487 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.02 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:28,488 INFO L168 Benchmark]: Boogie Preprocessor took 53.36 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:31:28,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03 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 806.72 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 991.1 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 77.02 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 53.36 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...