./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/filter2_set.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/float-benchs/filter2_set.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 8b85ef5e1dcc40735951b08f6181fd3d895983c8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/float-benchs/filter2_set.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 8b85ef5e1dcc40735951b08f6181fd3d895983c8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:06:57,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:06:57,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:06:57,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:06:57,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:06:57,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:06:57,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:06:57,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:06:57,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:06:57,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:06:57,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:06:57,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:06:57,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:06:57,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:06:57,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:06:57,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:06:57,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:06:57,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:06:57,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:06:57,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:06:57,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:06:57,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:06:57,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:06:57,551 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:06:57,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:06:57,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:06:57,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:06:57,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:06:57,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:06:57,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:06:57,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:06:57,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:06:57,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:06:57,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:06:57,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:06:57,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:06:57,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:06:57,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:06:57,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:06:57,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:06:57,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:06:57,594 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:06:57,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:06:57,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:06:57,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:06:57,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:06:57,642 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:06:57,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:06:57,642 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:06:57,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:06:57,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:06:57,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:06:57,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:06:57,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:06:57,648 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:06:57,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:06:57,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:06:57,651 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:06:57,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:06:57,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:06:57,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:06:57,652 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:06:57,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:06:57,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:06:57,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:06:57,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:06:57,654 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:06:57,656 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:06:57,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:06:57,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:06:57,656 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 -> 8b85ef5e1dcc40735951b08f6181fd3d895983c8 [2019-11-27 16:06:58,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:06:58,265 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:06:58,274 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:06:58,277 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:06:58,281 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:06:58,283 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/filter2_set.c [2019-11-27 16:06:58,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977d00588/f072db178610467dbe90bba00eaac67c/FLAGbccbec367 [2019-11-27 16:06:59,510 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:06:59,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/filter2_set.c [2019-11-27 16:06:59,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977d00588/f072db178610467dbe90bba00eaac67c/FLAGbccbec367 [2019-11-27 16:06:59,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977d00588/f072db178610467dbe90bba00eaac67c [2019-11-27 16:06:59,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:06:59,585 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:06:59,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:06:59,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:06:59,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:06:59,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:59" (1/1) ... [2019-11-27 16:06:59,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:06:59, skipping insertion in model container [2019-11-27 16:06:59,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:06:59" (1/1) ... [2019-11-27 16:06:59,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:06:59,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:07:00,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:00,206 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:07:00,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:00,413 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:07:00,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:00 WrapperNode [2019-11-27 16:07:00,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:00,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:00,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:07:00,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:07:00,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:00" (1/1) ... [2019-11-27 16:07:00,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:00" (1/1) ... [2019-11-27 16:07:00,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:00,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:07:00,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:07:00,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:07:00,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:00" (1/1) ... [2019-11-27 16:07:00,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:00" (1/1) ... [2019-11-27 16:07:00,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:00" (1/1) ... [2019-11-27 16:07:00,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:00" (1/1) ... [2019-11-27 16:07:00,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:00" (1/1) ... [2019-11-27 16:07:00,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:00" (1/1) ... [2019-11-27 16:07:00,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:00" (1/1) ... [2019-11-27 16:07:00,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:07:00,606 INFO L168 Benchmark]: Toolchain (without parser) took 1013.78 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:00,607 INFO L168 Benchmark]: CDTParser took 3.23 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:00,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 826.25 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:00,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.75 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:00,618 INFO L168 Benchmark]: Boogie Preprocessor took 77.38 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:07:00,626 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.23 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 826.25 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 99.75 ms. Allocated memory is still 1.0 GB. Free memory is still 997.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 77.38 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:07:04,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:07:04,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:07:04,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:07:04,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:07:04,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:07:04,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:07:04,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:07:04,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:07:04,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:07:04,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:07:04,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:07:04,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:07:04,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:07:04,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:07:04,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:07:04,634 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:07:04,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:07:04,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:07:04,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:07:04,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:07:04,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:07:04,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:07:04,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:07:04,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:07:04,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:07:04,685 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:07:04,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:07:04,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:07:04,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:07:04,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:07:04,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:07:04,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:07:04,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:07:04,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:07:04,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:07:04,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:07:04,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:07:04,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:07:04,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:07:04,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:07:04,724 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:07:04,764 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:07:04,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:07:04,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:07:04,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:07:04,771 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:07:04,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:07:04,774 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:07:04,775 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:07:04,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:07:04,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:07:04,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:07:04,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:07:04,780 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:07:04,781 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:07:04,781 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:07:04,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:07:04,782 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:07:04,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:07:04,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:07:04,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:07:04,783 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:07:04,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:07:04,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:07:04,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:07:04,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:07:04,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:07:04,788 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:07:04,788 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:07:04,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:07:04,789 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:07:04,790 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 -> 8b85ef5e1dcc40735951b08f6181fd3d895983c8 [2019-11-27 16:07:05,330 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:07:05,361 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:07:05,369 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:07:05,374 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:07:05,374 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:07:05,376 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/filter2_set.c [2019-11-27 16:07:05,544 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5a099755/e3af996055494b70ab037d48e5fcc112/FLAG442de9db1 [2019-11-27 16:07:06,606 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:07:06,612 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/filter2_set.c [2019-11-27 16:07:06,630 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5a099755/e3af996055494b70ab037d48e5fcc112/FLAG442de9db1 [2019-11-27 16:07:06,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5a099755/e3af996055494b70ab037d48e5fcc112 [2019-11-27 16:07:06,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:07:06,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:07:06,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:06,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:07:06,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:07:06,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:06" (1/1) ... [2019-11-27 16:07:06,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:06, skipping insertion in model container [2019-11-27 16:07:06,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:07:06" (1/1) ... [2019-11-27 16:07:06,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:07:06,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:07:07,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:07,313 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:07:07,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:07:07,553 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:07:07,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:07 WrapperNode [2019-11-27 16:07:07,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:07:07,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:07,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:07:07,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:07:07,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:07" (1/1) ... [2019-11-27 16:07:07,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:07" (1/1) ... [2019-11-27 16:07:07,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:07:07,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:07:07,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:07:07,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:07:07,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:07" (1/1) ... [2019-11-27 16:07:07,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:07" (1/1) ... [2019-11-27 16:07:07,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:07" (1/1) ... [2019-11-27 16:07:07,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:07" (1/1) ... [2019-11-27 16:07:07,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:07" (1/1) ... [2019-11-27 16:07:07,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:07" (1/1) ... [2019-11-27 16:07:07,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:07:07" (1/1) ... [2019-11-27 16:07:07,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:07:07,782 INFO L168 Benchmark]: Toolchain (without parser) took 1084.54 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. [2019-11-27 16:07:07,784 INFO L168 Benchmark]: CDTParser took 2.71 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:07:07,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 856.78 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. [2019-11-27 16:07:07,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.16 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 16:07:07,789 INFO L168 Benchmark]: Boogie Preprocessor took 88.14 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 16:07:07,808 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.71 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 856.78 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 129.16 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 88.14 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...