./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1091.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/float-newlib/float_req_bl_1091.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 2b9d0a0d91195e42f3fdc78aff518a11cbbaa17c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-newlib/float_req_bl_1091.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 2b9d0a0d91195e42f3fdc78aff518a11cbbaa17c ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:53:00,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:00,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:00,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:00,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:00,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:00,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:00,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:00,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:00,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:00,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:00,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:00,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:00,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:00,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:00,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:00,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:00,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:00,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:00,498 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:00,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:00,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:00,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:00,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:00,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:00,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:00,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:00,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:00,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:00,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:00,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:00,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:00,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:00,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:00,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:00,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:00,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:00,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:00,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:00,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:00,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:00,564 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:53:00,600 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:00,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:00,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:00,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:00,608 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:00,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:00,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:00,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:53:00,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:00,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:00,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:00,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:00,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:00,616 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:00,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:00,618 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:00,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:00,620 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:00,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:00,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:00,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:00,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:00,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:00,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:00,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:00,627 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:53:00,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:53:00,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:00,628 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 -> 2b9d0a0d91195e42f3fdc78aff518a11cbbaa17c [2019-11-25 22:53:01,241 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:01,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:01,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:01,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:01,285 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:01,286 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2019-11-25 22:53:01,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14baf8e80/10ebc19499f745ba95990867773f349c/FLAG1f925e5c0 [2019-11-25 22:53:02,511 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:02,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2019-11-25 22:53:02,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14baf8e80/10ebc19499f745ba95990867773f349c/FLAG1f925e5c0 [2019-11-25 22:53:02,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14baf8e80/10ebc19499f745ba95990867773f349c [2019-11-25 22:53:02,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:02,585 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:02,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:02,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:02,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:02,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:02" (1/1) ... [2019-11-25 22:53:02,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c001282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:02, skipping insertion in model container [2019-11-25 22:53:02,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:02" (1/1) ... [2019-11-25 22:53:02,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:02,680 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:03,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:03,195 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:03,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:03,406 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:03,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03 WrapperNode [2019-11-25 22:53:03,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:03,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:03,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:03,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:03,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:03,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:03,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:03,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:03,520 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:03" (1/1) ... [2019-11-25 22:53:03,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:03,581 INFO L168 Benchmark]: Toolchain (without parser) took 992.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:03,581 INFO L168 Benchmark]: CDTParser took 1.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:03,596 INFO L168 Benchmark]: CACSL2BoogieTranslator took 819.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:03,598 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.55 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:03,599 INFO L168 Benchmark]: Boogie Preprocessor took 65.46 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:03,609 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 819.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 94.55 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.46 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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 22:53:07,473 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:53:07,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:53:07,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:53:07,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:53:07,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:53:07,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:53:07,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:53:07,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:53:07,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:53:07,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:53:07,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:53:07,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:53:07,574 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:53:07,576 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:53:07,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:53:07,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:53:07,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:53:07,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:53:07,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:53:07,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:53:07,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:53:07,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:53:07,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:53:07,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:53:07,636 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:53:07,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:53:07,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:53:07,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:53:07,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:53:07,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:53:07,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:53:07,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:53:07,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:53:07,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:53:07,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:53:07,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:53:07,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:53:07,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:53:07,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:53:07,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:53:07,671 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:53:07,711 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:53:07,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:53:07,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:53:07,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:53:07,721 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:53:07,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:53:07,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:53:07,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:53:07,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:53:07,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:53:07,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:53:07,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:53:07,725 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:53:07,726 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:53:07,726 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:53:07,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:53:07,729 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:53:07,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:53:07,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:53:07,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:53:07,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:53:07,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:53:07,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:53:07,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:53:07,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:53:07,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:53:07,735 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:53:07,735 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:53:07,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:53:07,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:53:07,737 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 -> 2b9d0a0d91195e42f3fdc78aff518a11cbbaa17c [2019-11-25 22:53:08,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:53:08,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:53:08,338 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:53:08,344 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:53:08,345 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:53:08,348 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2019-11-25 22:53:08,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87bd74a43/e61d6eb9ab034774bef9f081ae59b9c8/FLAGaad6342b9 [2019-11-25 22:53:09,591 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:53:09,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2019-11-25 22:53:09,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87bd74a43/e61d6eb9ab034774bef9f081ae59b9c8/FLAGaad6342b9 [2019-11-25 22:53:09,653 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/87bd74a43/e61d6eb9ab034774bef9f081ae59b9c8 [2019-11-25 22:53:09,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:53:09,667 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:53:09,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:09,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:53:09,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:53:09,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57c99d16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:09, skipping insertion in model container [2019-11-25 22:53:09,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:53:09" (1/1) ... [2019-11-25 22:53:09,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:53:09,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:53:10,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:10,276 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:53:10,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:53:10,513 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:53:10,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:10 WrapperNode [2019-11-25 22:53:10,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:53:10,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:10,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:53:10,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:53:10,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:10" (1/1) ... [2019-11-25 22:53:10,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:10" (1/1) ... [2019-11-25 22:53:10,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:53:10,658 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:53:10,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:53:10,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:53:10,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:10" (1/1) ... [2019-11-25 22:53:10,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:10" (1/1) ... [2019-11-25 22:53:10,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:10" (1/1) ... [2019-11-25 22:53:10,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:10" (1/1) ... [2019-11-25 22:53:10,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:10" (1/1) ... [2019-11-25 22:53:10,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:10" (1/1) ... [2019-11-25 22:53:10,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:53:10" (1/1) ... [2019-11-25 22:53:10,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:53:10,788 INFO L168 Benchmark]: Toolchain (without parser) took 1115.47 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: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:53:10,789 INFO L168 Benchmark]: CDTParser took 0.47 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 22:53:10,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 845.43 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: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:53:10,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.65 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 22:53:10,796 INFO L168 Benchmark]: Boogie Preprocessor took 121.74 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 22:53:10,806 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 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 845.43 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: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.65 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 121.74 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...