./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-fpi/ifcompf.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-fpi/ifcompf.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 de4e4f9395cc9c20789e46de0a1f371f25bb8eb0 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/ifcompf.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 de4e4f9395cc9c20789e46de0a1f371f25bb8eb0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:23:05,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:05,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:05,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:05,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:05,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:05,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:05,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:05,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:05,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:05,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:05,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:05,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:05,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:05,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:05,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:05,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:05,557 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:05,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:05,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:05,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:05,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:05,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:05,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:05,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:05,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:05,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:05,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:05,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:05,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:05,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:05,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:05,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:05,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:05,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:05,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:05,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:05,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:05,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:05,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:05,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:05,635 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:23:05,678 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:05,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:05,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:05,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:05,689 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:05,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:05,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:05,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:23:05,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:05,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:05,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:05,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:05,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:05,697 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:05,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:05,699 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:05,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:05,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:05,700 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:05,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:05,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:05,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:05,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:05,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:05,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:05,705 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:23:05,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:23:05,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:05,708 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 -> de4e4f9395cc9c20789e46de0a1f371f25bb8eb0 [2019-11-25 22:23:06,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:06,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:06,307 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:06,309 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:06,311 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:06,315 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifcompf.c [2019-11-25 22:23:06,474 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/836a61af9/cbe0837ae4e1428cb27204a57f592471/FLAGd70997476 [2019-11-25 22:23:07,544 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:07,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifcompf.c [2019-11-25 22:23:07,568 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/836a61af9/cbe0837ae4e1428cb27204a57f592471/FLAGd70997476 [2019-11-25 22:23:07,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/836a61af9/cbe0837ae4e1428cb27204a57f592471 [2019-11-25 22:23:07,638 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:07,643 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:07,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:07,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:07,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:07,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:07" (1/1) ... [2019-11-25 22:23:07,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f35d551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:07, skipping insertion in model container [2019-11-25 22:23:07,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:07" (1/1) ... [2019-11-25 22:23:07,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:07,741 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:08,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:08,263 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:08,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:08,443 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:08,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08 WrapperNode [2019-11-25 22:23:08,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:08,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:08,448 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:08,448 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:08,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,503 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:08,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:08,575 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:08,575 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:08,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,622 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:08" (1/1) ... [2019-11-25 22:23:08,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:08,665 INFO L168 Benchmark]: Toolchain (without parser) took 1005.55 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: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:08,669 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:08,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 798.80 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:08,676 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.72 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. [2019-11-25 22:23:08,678 INFO L168 Benchmark]: Boogie Preprocessor took 71.74 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. [2019-11-25 22:23:08,686 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 798.80 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 126.72 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 71.74 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 0.1.24-65d6cd2 [2019-11-25 22:23:12,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:23:12,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:23:12,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:23:12,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:23:12,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:23:12,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:23:12,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:23:12,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:23:12,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:23:12,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:23:12,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:23:12,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:23:12,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:23:12,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:23:12,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:23:12,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:23:12,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:23:12,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:23:12,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:23:12,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:23:12,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:23:12,661 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:23:12,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:23:12,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:23:12,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:23:12,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:23:12,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:23:12,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:23:12,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:23:12,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:23:12,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:23:12,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:23:12,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:23:12,690 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:23:12,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:23:12,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:23:12,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:23:12,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:23:12,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:23:12,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:23:12,702 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:23:12,744 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:23:12,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:23:12,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:23:12,752 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:23:12,753 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:23:12,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:23:12,754 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:23:12,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:23:12,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:23:12,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:23:12,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:23:12,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:23:12,758 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:23:12,760 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:23:12,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:23:12,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:23:12,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:23:12,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:23:12,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:23:12,764 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:23:12,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:23:12,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:23:12,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:23:12,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:23:12,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:23:12,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:23:12,769 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:23:12,769 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:23:12,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:23:12,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:23:12,771 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 -> de4e4f9395cc9c20789e46de0a1f371f25bb8eb0 [2019-11-25 22:23:13,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:23:13,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:23:13,347 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:23:13,353 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:23:13,355 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:23:13,357 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-fpi/ifcompf.c [2019-11-25 22:23:13,516 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad7decc0/0624f27c5a5d4d9cac26f4ec82600281/FLAGfa9b06376 [2019-11-25 22:23:14,590 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:23:14,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-fpi/ifcompf.c [2019-11-25 22:23:14,615 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad7decc0/0624f27c5a5d4d9cac26f4ec82600281/FLAGfa9b06376 [2019-11-25 22:23:14,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cad7decc0/0624f27c5a5d4d9cac26f4ec82600281 [2019-11-25 22:23:14,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:23:14,670 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:23:14,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:14,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:23:14,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:23:14,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:14" (1/1) ... [2019-11-25 22:23:14,692 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 25.11 10:23:14, skipping insertion in model container [2019-11-25 22:23:14,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:23:14" (1/1) ... [2019-11-25 22:23:14,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:23:14,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:23:15,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:15,283 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:23:15,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:23:15,494 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:23:15,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15 WrapperNode [2019-11-25 22:23:15,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:23:15,504 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:15,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:23:15,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:23:15,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:23:15,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:23:15,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:23:15,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:23:15,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:23:15" (1/1) ... [2019-11-25 22:23:15,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:23:15,692 INFO L168 Benchmark]: Toolchain (without parser) took 1018.80 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. [2019-11-25 22:23:15,695 INFO L168 Benchmark]: CDTParser took 3.80 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:15,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 822.32 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:23:15,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.78 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:15,702 INFO L168 Benchmark]: Boogie Preprocessor took 87.35 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:23:15,717 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.80 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 822.32 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 93.78 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.35 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...