./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifeqn5.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/array-fpi/ifeqn5.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 4541b09b5bcdfe6c35fa4937426cb6eab14db4b6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ifeqn5.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 4541b09b5bcdfe6c35fa4937426cb6eab14db4b6 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:40:04,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:04,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:04,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:04,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:04,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:04,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:04,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:04,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:04,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:04,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:04,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:04,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:04,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:04,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:04,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:04,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:04,451 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:04,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:04,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:04,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:04,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:04,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:04,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:04,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:04,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:04,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:04,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:04,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:04,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:04,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:04,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:04,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:04,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:04,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:04,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:04,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:04,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:04,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:04,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:04,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:04,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:40:04,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:04,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:04,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:04,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:04,581 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:04,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:04,582 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:04,582 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:40:04,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:04,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:04,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:04,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:04,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:04,587 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:04,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:04,589 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:04,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:04,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:04,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:04,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:04,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:04,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:04,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:04,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:04,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:04,598 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:40:04,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:40:04,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:04,599 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 -> 4541b09b5bcdfe6c35fa4937426cb6eab14db4b6 [2019-11-27 15:40:05,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:05,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:05,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:05,239 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:05,241 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:05,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn5.c [2019-11-27 15:40:05,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac1a4c9a7/542992a93c7d40c689df128b09ea4c39/FLAG9133de871 [2019-11-27 15:40:06,509 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:06,510 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn5.c [2019-11-27 15:40:06,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac1a4c9a7/542992a93c7d40c689df128b09ea4c39/FLAG9133de871 [2019-11-27 15:40:06,568 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac1a4c9a7/542992a93c7d40c689df128b09ea4c39 [2019-11-27 15:40:06,576 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:06,585 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:06,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:06,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:06,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:06,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:06" (1/1) ... [2019-11-27 15:40:06,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@741f73c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:06, skipping insertion in model container [2019-11-27 15:40:06,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:06" (1/1) ... [2019-11-27 15:40:06,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:06,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:07,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:07,233 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:07,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:07,449 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:07,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:07 WrapperNode [2019-11-27 15:40:07,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:07,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:07,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:07,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:07,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:07" (1/1) ... [2019-11-27 15:40:07,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:07" (1/1) ... [2019-11-27 15:40:07,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:07,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:07,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:07,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:07,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:07" (1/1) ... [2019-11-27 15:40:07,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:07" (1/1) ... [2019-11-27 15:40:07,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:07" (1/1) ... [2019-11-27 15:40:07,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:07" (1/1) ... [2019-11-27 15:40:07,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:07" (1/1) ... [2019-11-27 15:40:07,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:07" (1/1) ... [2019-11-27 15:40:07,650 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:07" (1/1) ... [2019-11-27 15:40:07,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:07,665 INFO L168 Benchmark]: Toolchain (without parser) took 1075.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.1 MB in the end (delta: -30.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:40:07,666 INFO L168 Benchmark]: CDTParser took 4.09 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 15:40:07,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 863.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:07,686 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.31 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:40:07,687 INFO L168 Benchmark]: Boogie Preprocessor took 74.90 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. [2019-11-27 15:40:07,698 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.09 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 863.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 996.8 MB in the end (delta: -36.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.31 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 74.90 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:40:11,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:40:11,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:40:11,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:40:11,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:40:11,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:40:11,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:40:11,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:40:11,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:40:11,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:40:11,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:40:11,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:40:11,753 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:40:11,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:40:11,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:40:11,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:40:11,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:40:11,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:40:11,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:40:11,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:40:11,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:40:11,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:40:11,809 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:40:11,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:40:11,819 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:40:11,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:40:11,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:40:11,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:40:11,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:40:11,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:40:11,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:40:11,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:40:11,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:40:11,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:40:11,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:40:11,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:40:11,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:40:11,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:40:11,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:40:11,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:40:11,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:40:11,856 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:40:11,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:40:11,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:40:11,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:40:11,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:40:11,910 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:40:11,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:40:11,910 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:40:11,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:40:11,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:40:11,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:40:11,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:40:11,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:40:11,916 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:40:11,916 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:40:11,918 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:40:11,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:40:11,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:40:11,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:40:11,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:40:11,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:40:11,922 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:40:11,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:40:11,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:40:11,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:40:11,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:40:11,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:40:11,926 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:40:11,927 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:40:11,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:40:11,927 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:40:11,930 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 -> 4541b09b5bcdfe6c35fa4937426cb6eab14db4b6 [2019-11-27 15:40:12,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:40:12,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:40:12,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:40:12,601 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:40:12,601 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:40:12,603 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifeqn5.c [2019-11-27 15:40:12,772 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b72416b77/bb6980ab7dbd4699aceb95fbe8270e31/FLAG3ff3bdd8f [2019-11-27 15:40:13,927 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:40:13,930 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifeqn5.c [2019-11-27 15:40:13,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b72416b77/bb6980ab7dbd4699aceb95fbe8270e31/FLAG3ff3bdd8f [2019-11-27 15:40:13,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b72416b77/bb6980ab7dbd4699aceb95fbe8270e31 [2019-11-27 15:40:13,999 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:40:14,007 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:40:14,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:14,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:40:14,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:40:14,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:14,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@116ef4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:14, skipping insertion in model container [2019-11-27 15:40:14,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:40:13" (1/1) ... [2019-11-27 15:40:14,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:40:14,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:40:14,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:14,658 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:40:14,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:40:14,849 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:40:14,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:14 WrapperNode [2019-11-27 15:40:14,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:40:14,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:14,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:40:14,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:40:14,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:14" (1/1) ... [2019-11-27 15:40:14,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:14" (1/1) ... [2019-11-27 15:40:14,923 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:40:14,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:40:14,924 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:40:14,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:40:14,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:14" (1/1) ... [2019-11-27 15:40:14,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:14" (1/1) ... [2019-11-27 15:40:14,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:14" (1/1) ... [2019-11-27 15:40:14,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:14" (1/1) ... [2019-11-27 15:40:14,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:14" (1/1) ... [2019-11-27 15:40:14,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:14" (1/1) ... [2019-11-27 15:40:14,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:40:14" (1/1) ... [2019-11-27 15:40:14,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:40:15,001 INFO L168 Benchmark]: Toolchain (without parser) took 994.42 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. [2019-11-27 15:40:15,003 INFO L168 Benchmark]: CDTParser took 3.70 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 15:40:15,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 843.10 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. [2019-11-27 15:40:15,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.22 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. [2019-11-27 15:40:15,009 INFO L168 Benchmark]: Boogie Preprocessor took 71.99 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. [2019-11-27 15:40:15,026 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.70 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 843.10 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 66.22 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 71.99 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...