./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/float_req_bl_1131b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: 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 /storage/repos/svcomp/c/float-newlib/float_req_bl_1131b_true-unreach-call.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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e .................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: 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 /storage/repos/svcomp/c/float-newlib/float_req_bl_1131b_true-unreach-call.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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 04:06:21,378 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:06:21,380 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:06:21,394 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:06:21,395 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:06:21,397 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:06:21,399 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:06:21,401 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:06:21,405 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:06:21,406 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:06:21,407 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:06:21,408 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:06:21,408 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:06:21,412 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:06:21,415 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:06:21,416 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:06:21,417 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:06:21,419 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:06:21,421 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:06:21,423 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:06:21,424 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:06:21,426 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:06:21,431 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:06:21,431 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:06:21,431 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:06:21,432 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:06:21,435 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:06:21,436 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:06:21,437 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:06:21,441 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:06:21,441 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:06:21,442 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:06:21,442 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:06:21,442 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:06:21,444 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:06:21,445 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:06:21,446 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 04:06:21,465 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:06:21,465 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:06:21,467 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:06:21,470 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:06:21,470 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:06:21,470 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:06:21,470 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:06:21,471 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 04:06:21,471 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:06:21,471 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:06:21,471 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:06:21,471 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:06:21,471 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:06:21,472 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:06:21,472 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:06:21,472 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:06:21,472 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:06:21,472 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:06:21,473 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:06:21,476 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:06:21,476 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:06:21,476 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:06:21,476 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:06:21,477 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:06:21,477 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:06:21,477 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 04:06:21,477 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:06:21,477 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 04:06:21,477 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2018-12-31 04:06:21,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:06:21,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:06:21,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:06:21,563 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:06:21,564 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:06:21,564 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-31 04:06:21,632 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48b85e55d/7c3ea1d5e6944d1e8116ee6c6f70dc5b/FLAG14228a286 [2018-12-31 04:06:22,143 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:06:22,144 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-31 04:06:22,162 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48b85e55d/7c3ea1d5e6944d1e8116ee6c6f70dc5b/FLAG14228a286 [2018-12-31 04:06:22,470 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48b85e55d/7c3ea1d5e6944d1e8116ee6c6f70dc5b [2018-12-31 04:06:22,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:06:22,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:06:22,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:06:22,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:06:22,484 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:06:22,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:22,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ba4bab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22, skipping insertion in model container [2018-12-31 04:06:22,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:22,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:06:22,535 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:06:22,847 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:06:22,858 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:06:22,930 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:06:22,959 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:06:22,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22 WrapperNode [2018-12-31 04:06:22,960 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:06:22,961 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:06:22,961 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:06:22,961 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:06:23,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:23,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:23,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:06:23,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:06:23,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:06:23,137 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:06:23,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:23,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:23,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:23,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:23,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:23,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:23,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... [2018-12-31 04:06:23,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:06:23,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:06:23,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:06:23,179 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:06:23,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:06:23,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 04:06:23,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 04:06:23,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-31 04:06:23,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-31 04:06:23,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:06:23,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:06:23,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 04:06:23,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-31 04:06:23,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:06:23,966 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:06:23,966 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-31 04:06:23,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:23 BoogieIcfgContainer [2018-12-31 04:06:23,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:06:23,968 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:06:23,969 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:06:23,972 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:06:23,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:06:22" (1/3) ... [2018-12-31 04:06:23,974 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ade9022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:06:23, skipping insertion in model container [2018-12-31 04:06:23,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:22" (2/3) ... [2018-12-31 04:06:23,975 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ade9022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:06:23, skipping insertion in model container [2018-12-31 04:06:23,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:23" (3/3) ... [2018-12-31 04:06:23,977 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1131b_true-unreach-call.c [2018-12-31 04:06:23,989 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:06:23,998 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 04:06:24,017 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 04:06:24,051 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:06:24,052 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:06:24,053 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:06:24,053 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:06:24,054 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:06:24,054 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:06:24,054 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:06:24,054 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:06:24,055 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:06:24,074 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-12-31 04:06:24,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-31 04:06:24,081 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:24,083 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:24,086 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:24,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:24,093 INFO L82 PathProgramCache]: Analyzing trace with hash 2036314411, now seen corresponding path program 1 times [2018-12-31 04:06:24,095 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:06:24,096 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:06:24,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:24,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:24,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:06:24,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:06:24,227 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:06:24,228 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 04:06:24,233 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 04:06:24,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 04:06:24,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:06:24,252 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2018-12-31 04:06:24,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:06:24,277 INFO L93 Difference]: Finished difference Result 92 states and 154 transitions. [2018-12-31 04:06:24,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 04:06:24,279 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2018-12-31 04:06:24,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:06:24,292 INFO L225 Difference]: With dead ends: 92 [2018-12-31 04:06:24,292 INFO L226 Difference]: Without dead ends: 43 [2018-12-31 04:06:24,295 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:06:24,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-12-31 04:06:24,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2018-12-31 04:06:24,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-12-31 04:06:24,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 58 transitions. [2018-12-31 04:06:24,336 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 58 transitions. Word has length 13 [2018-12-31 04:06:24,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:06:24,337 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 58 transitions. [2018-12-31 04:06:24,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 04:06:24,337 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2018-12-31 04:06:24,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-31 04:06:24,338 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:24,338 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:24,338 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:24,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:24,340 INFO L82 PathProgramCache]: Analyzing trace with hash -794964373, now seen corresponding path program 1 times [2018-12-31 04:06:24,340 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 04:06:24,340 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 04:06:24,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:24,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:24,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 04:06:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:06:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 04:06:24,583 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-31 04:06:24,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:06:24 BoogieIcfgContainer [2018-12-31 04:06:24,625 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:06:24,625 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:06:24,625 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:06:24,625 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:06:24,627 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:23" (3/4) ... [2018-12-31 04:06:24,632 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-31 04:06:24,632 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:06:24,633 INFO L168 Benchmark]: Toolchain (without parser) took 2154.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 943.3 MB in the beginning and 1.1 GB in the end (delta: -126.2 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:24,636 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:06:24,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 479.94 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 927.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:24,638 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -200.6 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:24,639 INFO L168 Benchmark]: Boogie Preprocessor took 42.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:06:24,640 INFO L168 Benchmark]: RCFGBuilder took 787.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:24,641 INFO L168 Benchmark]: TraceAbstraction took 656.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:24,641 INFO L168 Benchmark]: Witness Printer took 6.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:06:24,648 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 479.94 ms. Allocated memory is still 1.0 GB. Free memory was 943.3 MB in the beginning and 927.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 175.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 927.2 MB in the beginning and 1.1 GB in the end (delta: -200.6 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.47 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 787.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 656.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 6.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 35, overapproximation of bitwiseXor at line 31. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [one_fmod=1, Zero_fmod={1:0}] [L126] float x = __VERIFIER_nondet_float(); [L127] float y = -1.0f / 0.0f; [L109] __int32_t ix; VAL [one_fmod=1, Zero_fmod={1:0}] [L111] ieee_float_shape_type gf_u; [L112] gf_u.value = (x) [L113] EXPR gf_u.word [L113] (ix) = gf_u.word [L115] ix &= 0x7fffffff [L116] return (((ix) < 0x7f800000L)); VAL [one_fmod=1, Zero_fmod={1:0}] [L129] COND TRUE isfinite_float(x) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={1:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={1:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={1:0}] [L131] float res = fmod_float(x, y); [L134] COND TRUE res != x VAL [one_fmod=1, Zero_fmod={1:0}] [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 47 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 63 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 144 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2018-12-31 04:06:27,082 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 04:06:27,085 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 04:06:27,104 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 04:06:27,104 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 04:06:27,106 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 04:06:27,109 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 04:06:27,111 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 04:06:27,113 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 04:06:27,114 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 04:06:27,115 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 04:06:27,115 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 04:06:27,117 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 04:06:27,118 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 04:06:27,120 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 04:06:27,121 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 04:06:27,123 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 04:06:27,126 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 04:06:27,133 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 04:06:27,139 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 04:06:27,141 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 04:06:27,142 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 04:06:27,144 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 04:06:27,144 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 04:06:27,144 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 04:06:27,145 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 04:06:27,146 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 04:06:27,147 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 04:06:27,148 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 04:06:27,149 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 04:06:27,149 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 04:06:27,150 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 04:06:27,150 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 04:06:27,150 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 04:06:27,152 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 04:06:27,153 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 04:06:27,153 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 04:06:27,169 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 04:06:27,169 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 04:06:27,170 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 04:06:27,171 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 04:06:27,171 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 04:06:27,171 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 04:06:27,172 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 04:06:27,172 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 04:06:27,172 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 04:06:27,172 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 04:06:27,172 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 04:06:27,172 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 04:06:27,174 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 04:06:27,174 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 04:06:27,174 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 04:06:27,174 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 04:06:27,174 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 04:06:27,175 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 04:06:27,175 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 04:06:27,175 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 04:06:27,175 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 04:06:27,175 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 04:06:27,175 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:06:27,177 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 04:06:27,177 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 04:06:27,177 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 04:06:27,177 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 04:06:27,178 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 04:06:27,178 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 04:06:27,178 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 04:06:27,178 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2018-12-31 04:06:27,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 04:06:27,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 04:06:27,247 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 04:06:27,249 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 04:06:27,249 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 04:06:27,250 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-31 04:06:27,314 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/018040d48/898d660060f044a8ab8938992fb261d1/FLAGcee6f8be1 [2018-12-31 04:06:27,796 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 04:06:27,797 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-31 04:06:27,805 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/018040d48/898d660060f044a8ab8938992fb261d1/FLAGcee6f8be1 [2018-12-31 04:06:28,140 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/018040d48/898d660060f044a8ab8938992fb261d1 [2018-12-31 04:06:28,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 04:06:28,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 04:06:28,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 04:06:28,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 04:06:28,153 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 04:06:28,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:06:28" (1/1) ... [2018-12-31 04:06:28,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23063e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28, skipping insertion in model container [2018-12-31 04:06:28,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 04:06:28" (1/1) ... [2018-12-31 04:06:28,169 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 04:06:28,194 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 04:06:28,433 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:06:28,445 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 04:06:28,508 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 04:06:28,535 INFO L195 MainTranslator]: Completed translation [2018-12-31 04:06:28,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28 WrapperNode [2018-12-31 04:06:28,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 04:06:28,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 04:06:28,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 04:06:28,538 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 04:06:28,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28" (1/1) ... [2018-12-31 04:06:28,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28" (1/1) ... [2018-12-31 04:06:28,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 04:06:28,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 04:06:28,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 04:06:28,670 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 04:06:28,678 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28" (1/1) ... [2018-12-31 04:06:28,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28" (1/1) ... [2018-12-31 04:06:28,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28" (1/1) ... [2018-12-31 04:06:28,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28" (1/1) ... [2018-12-31 04:06:28,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28" (1/1) ... [2018-12-31 04:06:28,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28" (1/1) ... [2018-12-31 04:06:28,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28" (1/1) ... [2018-12-31 04:06:28,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 04:06:28,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 04:06:28,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 04:06:28,717 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 04:06:28,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 04:06:28,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-31 04:06:28,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 04:06:28,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-31 04:06:28,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-31 04:06:28,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 04:06:28,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 04:06:28,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-31 04:06:28,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 04:06:28,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 04:06:29,022 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:06:29,114 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:06:29,230 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:06:29,292 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 04:06:30,733 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 04:06:30,734 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-31 04:06:30,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:30 BoogieIcfgContainer [2018-12-31 04:06:30,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 04:06:30,736 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 04:06:30,736 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 04:06:30,740 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 04:06:30,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 04:06:28" (1/3) ... [2018-12-31 04:06:30,741 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fda5b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:06:30, skipping insertion in model container [2018-12-31 04:06:30,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 04:06:28" (2/3) ... [2018-12-31 04:06:30,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fda5b4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 04:06:30, skipping insertion in model container [2018-12-31 04:06:30,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:30" (3/3) ... [2018-12-31 04:06:30,745 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1131b_true-unreach-call.c [2018-12-31 04:06:30,756 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 04:06:30,764 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 04:06:30,783 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 04:06:30,814 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 04:06:30,815 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 04:06:30,815 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 04:06:30,815 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 04:06:30,815 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 04:06:30,815 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 04:06:30,815 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 04:06:30,816 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 04:06:30,816 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 04:06:30,832 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-12-31 04:06:30,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-31 04:06:30,838 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:30,839 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:30,842 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:30,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:30,848 INFO L82 PathProgramCache]: Analyzing trace with hash 2036314411, now seen corresponding path program 1 times [2018-12-31 04:06:30,852 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:06:30,853 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-31 04:06:30,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:06:31,181 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:06:31,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:06:31,195 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:06:31,210 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:06:31,211 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 04:06:31,215 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 04:06:31,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 04:06:31,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:06:31,229 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2018-12-31 04:06:31,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:06:31,252 INFO L93 Difference]: Finished difference Result 92 states and 154 transitions. [2018-12-31 04:06:31,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 04:06:31,253 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2018-12-31 04:06:31,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:06:31,265 INFO L225 Difference]: With dead ends: 92 [2018-12-31 04:06:31,265 INFO L226 Difference]: Without dead ends: 43 [2018-12-31 04:06:31,268 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 04:06:31,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-12-31 04:06:31,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2018-12-31 04:06:31,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-12-31 04:06:31,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 58 transitions. [2018-12-31 04:06:31,305 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 58 transitions. Word has length 13 [2018-12-31 04:06:31,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:06:31,306 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 58 transitions. [2018-12-31 04:06:31,306 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 04:06:31,306 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2018-12-31 04:06:31,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-31 04:06:31,307 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:31,308 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:31,308 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:31,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:31,308 INFO L82 PathProgramCache]: Analyzing trace with hash -794964373, now seen corresponding path program 1 times [2018-12-31 04:06:31,309 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:06:31,310 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-12-31 04:06:31,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-12-31 04:06:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:06:31,662 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:06:32,094 WARN L181 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-12-31 04:06:32,391 WARN L181 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-12-31 04:06:32,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:06:32,953 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:06:32,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:06:32,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-12-31 04:06:32,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-31 04:06:32,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-31 04:06:32,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-31 04:06:32,975 INFO L87 Difference]: Start difference. First operand 43 states and 58 transitions. Second operand 10 states. [2018-12-31 04:06:33,322 WARN L181 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-31 04:06:34,013 WARN L181 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2018-12-31 04:06:34,338 WARN L181 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2018-12-31 04:06:34,769 WARN L181 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2018-12-31 04:06:35,131 WARN L181 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2018-12-31 04:06:35,733 WARN L181 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 74 [2018-12-31 04:06:35,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:06:35,861 INFO L93 Difference]: Finished difference Result 47 states and 61 transitions. [2018-12-31 04:06:35,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-31 04:06:35,863 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 16 [2018-12-31 04:06:35,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:06:35,864 INFO L225 Difference]: With dead ends: 47 [2018-12-31 04:06:35,864 INFO L226 Difference]: Without dead ends: 18 [2018-12-31 04:06:35,866 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2018-12-31 04:06:35,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2018-12-31 04:06:35,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2018-12-31 04:06:35,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-12-31 04:06:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2018-12-31 04:06:35,875 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 16 [2018-12-31 04:06:35,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:06:35,875 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2018-12-31 04:06:35,875 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-31 04:06:35,876 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2018-12-31 04:06:35,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 04:06:35,877 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 04:06:35,877 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 04:06:35,877 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 04:06:35,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 04:06:35,878 INFO L82 PathProgramCache]: Analyzing trace with hash 1123581797, now seen corresponding path program 1 times [2018-12-31 04:06:35,880 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 04:06:35,880 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-12-31 04:06:35,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 04:06:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 04:06:35,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 04:06:36,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 04:06:36,340 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 04:06:36,352 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 04:06:36,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-31 04:06:36,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-31 04:06:36,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-31 04:06:36,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-31 04:06:36,354 INFO L87 Difference]: Start difference. First operand 18 states and 17 transitions. Second operand 9 states. [2018-12-31 04:06:36,721 WARN L181 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-31 04:06:37,174 WARN L181 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 25 [2018-12-31 04:06:37,372 WARN L181 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2018-12-31 04:06:37,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 04:06:37,374 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2018-12-31 04:06:37,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-31 04:06:37,374 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2018-12-31 04:06:37,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 04:06:37,375 INFO L225 Difference]: With dead ends: 18 [2018-12-31 04:06:37,375 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 04:06:37,376 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2018-12-31 04:06:37,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 04:06:37,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 04:06:37,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 04:06:37,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 04:06:37,376 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2018-12-31 04:06:37,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 04:06:37,377 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 04:06:37,377 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-31 04:06:37,377 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 04:06:37,377 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 04:06:37,381 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 04:06:37,714 WARN L181 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 34 [2018-12-31 04:06:37,997 WARN L181 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 60 [2018-12-31 04:06:38,170 WARN L181 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 44 [2018-12-31 04:06:38,173 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:38,173 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 110 114) no Hoare annotation was computed. [2018-12-31 04:06:38,174 INFO L444 ceAbstractionStarter]: At program point L110-2(lines 110 114) the Hoare annotation is: (and (= ULTIMATE.start_isfinite_float_~x ULTIMATE.start_main_~x~0) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) ULTIMATE.start_main_~y~0)) [2018-12-31 04:06:38,174 INFO L448 ceAbstractionStarter]: For program point L110-3(lines 110 114) no Hoare annotation was computed. [2018-12-31 04:06:38,174 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-31 04:06:38,174 INFO L448 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-12-31 04:06:38,174 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 04:06:38,174 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 04:06:38,174 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-12-31 04:06:38,174 INFO L448 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-12-31 04:06:38,175 INFO L444 ceAbstractionStarter]: At program point L20-2(lines 20 24) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (and (= ULTIMATE.start_isfinite_float_~x ULTIMATE.start_main_~x~0) (exists ((v_prenex_12 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_prenex_12) (_ bv2139095040 32)) (= (fp ((_ extract 31 31) v_prenex_12) ((_ extract 30 23) v_prenex_12) ((_ extract 22 0) v_prenex_12)) ULTIMATE.start_main_~x~0))) (= (bvadd |ULTIMATE.start_isfinite_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (= .cse0 ULTIMATE.start_main_~y~0) (= .cse0 ULTIMATE.start_fmod_float_~y) (= ULTIMATE.start_fmod_float_~x ULTIMATE.start_main_~x~0))) [2018-12-31 04:06:38,175 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-12-31 04:06:38,175 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 135) no Hoare annotation was computed. [2018-12-31 04:06:38,175 INFO L448 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:38,176 INFO L444 ceAbstractionStarter]: At program point L104(lines 17 105) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (and (= ULTIMATE.start_main_~x~0 |ULTIMATE.start_fmod_float_#res|) (= ULTIMATE.start_isfinite_float_~x ULTIMATE.start_main_~x~0) (exists ((v_prenex_12 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_prenex_12) (_ bv2139095040 32)) (= (fp ((_ extract 31 31) v_prenex_12) ((_ extract 30 23) v_prenex_12) ((_ extract 22 0) v_prenex_12)) ULTIMATE.start_main_~x~0))) (= (bvadd |ULTIMATE.start_isfinite_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (= .cse0 ULTIMATE.start_main_~y~0) (= .cse0 ULTIMATE.start_fmod_float_~y) (= ULTIMATE.start_fmod_float_~x ULTIMATE.start_main_~x~0) (exists ((v_ULTIMATE.start_fmod_float_~hx~0_35 (_ BitVec 32)) (v_prenex_12 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_prenex_12) (_ bv2139095040 32)) (= (fp ((_ extract 31 31) v_ULTIMATE.start_fmod_float_~hx~0_35) ((_ extract 30 23) v_ULTIMATE.start_fmod_float_~hx~0_35) ((_ extract 22 0) v_ULTIMATE.start_fmod_float_~hx~0_35)) (fp ((_ extract 31 31) v_prenex_12) ((_ extract 30 23) v_prenex_12) ((_ extract 22 0) v_prenex_12))) (= ULTIMATE.start_fmod_float_~hx~0 (bvxor v_ULTIMATE.start_fmod_float_~hx~0_35 (bvand (_ bv2147483648 32) v_ULTIMATE.start_fmod_float_~hx~0_35))))) (exists ((v_ULTIMATE.start_fmod_float_~hy~0_20 (_ BitVec 32))) (and (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start_fmod_float_~hy~0_20) ((_ extract 30 23) v_ULTIMATE.start_fmod_float_~hy~0_20) ((_ extract 22 0) v_ULTIMATE.start_fmod_float_~hy~0_20))) (= ULTIMATE.start_fmod_float_~hy~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start_fmod_float_~hy~0_20)))))) [2018-12-31 04:06:38,176 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-12-31 04:06:38,176 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 138) no Hoare annotation was computed. [2018-12-31 04:06:38,176 INFO L448 ceAbstractionStarter]: For program point L129-2(lines 129 138) no Hoare annotation was computed. [2018-12-31 04:06:38,176 INFO L448 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-12-31 04:06:38,176 INFO L444 ceAbstractionStarter]: At program point L88-2(lines 88 92) the Hoare annotation is: false [2018-12-31 04:06:38,177 INFO L448 ceAbstractionStarter]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2018-12-31 04:06:38,177 INFO L444 ceAbstractionStarter]: At program point L47-3(lines 47 48) the Hoare annotation is: false [2018-12-31 04:06:38,177 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-12-31 04:06:38,177 INFO L444 ceAbstractionStarter]: At program point L97-2(lines 97 101) the Hoare annotation is: false [2018-12-31 04:06:38,177 INFO L448 ceAbstractionStarter]: For program point L97-3(lines 97 101) no Hoare annotation was computed. [2018-12-31 04:06:38,177 INFO L448 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-12-31 04:06:38,177 INFO L448 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:38,178 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-12-31 04:06:38,178 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 04:06:38,178 INFO L448 ceAbstractionStarter]: For program point L65-3(lines 65 74) no Hoare annotation was computed. [2018-12-31 04:06:38,178 INFO L444 ceAbstractionStarter]: At program point L82-2(lines 82 85) the Hoare annotation is: false [2018-12-31 04:06:38,178 INFO L448 ceAbstractionStarter]: For program point L82-3(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:38,178 INFO L451 ceAbstractionStarter]: At program point L140(lines 119 141) the Hoare annotation is: true [2018-12-31 04:06:38,178 INFO L448 ceAbstractionStarter]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2018-12-31 04:06:38,179 INFO L444 ceAbstractionStarter]: At program point L41-3(lines 41 42) the Hoare annotation is: false [2018-12-31 04:06:38,179 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 04:06:38,179 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-12-31 04:06:38,179 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-12-31 04:06:38,179 INFO L448 ceAbstractionStarter]: For program point L25-1(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:38,179 INFO L448 ceAbstractionStarter]: For program point L25-2(lines 25 29) no Hoare annotation was computed. [2018-12-31 04:06:38,180 INFO L444 ceAbstractionStarter]: At program point L116(lines 108 117) the Hoare annotation is: (and (= ULTIMATE.start_isfinite_float_~x ULTIMATE.start_main_~x~0) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) ULTIMATE.start_main_~y~0) (or (and (= |ULTIMATE.start_isfinite_float_#res| (_ bv0 32)) (exists ((v_prenex_15 (_ BitVec 32))) (and (not (bvslt (bvand (_ bv2147483647 32) v_prenex_15) (_ bv2139095040 32))) (= (fp ((_ extract 31 31) v_prenex_15) ((_ extract 30 23) v_prenex_15) ((_ extract 22 0) v_prenex_15)) ULTIMATE.start_main_~x~0)))) (and (= (bvadd |ULTIMATE.start_isfinite_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (exists ((v_ULTIMATE.start_isfinite_float_~ix~1_7 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_ULTIMATE.start_isfinite_float_~ix~1_7) (_ bv2139095040 32)) (= (fp ((_ extract 31 31) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 30 23) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 22 0) v_ULTIMATE.start_isfinite_float_~ix~1_7)) ULTIMATE.start_main_~x~0)))))) [2018-12-31 04:06:38,180 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-12-31 04:06:38,180 INFO L448 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-12-31 04:06:38,180 INFO L444 ceAbstractionStarter]: At program point L67-2(lines 65 74) the Hoare annotation is: false [2018-12-31 04:06:38,180 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-12-31 04:06:38,180 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-12-31 04:06:38,181 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 137) no Hoare annotation was computed. [2018-12-31 04:06:38,192 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,193 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,196 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,197 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,199 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,199 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,199 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,199 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,200 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,200 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,200 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,201 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,202 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,202 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,202 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,203 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,203 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,203 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,203 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,204 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,206 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,206 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,207 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,207 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,207 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,207 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,208 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,208 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,208 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,208 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,209 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,209 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,209 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,209 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,210 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,210 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,210 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,210 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,210 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,211 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,211 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,211 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,211 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,213 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,213 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,213 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,213 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,214 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,214 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,214 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,214 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,217 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,217 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,217 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,217 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,218 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,218 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,220 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,220 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,220 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,221 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,221 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,221 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,222 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,222 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,222 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,222 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,223 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,223 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,224 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,224 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,224 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,224 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,225 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,225 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,225 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,225 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 04:06:38 BoogieIcfgContainer [2018-12-31 04:06:38,228 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 04:06:38,229 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 04:06:38,229 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 04:06:38,229 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 04:06:38,230 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 04:06:30" (3/4) ... [2018-12-31 04:06:38,239 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 04:06:38,260 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-31 04:06:38,260 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-31 04:06:38,294 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == x && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && ((\result == 0bv32 && (\exists v_prenex_15 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, v_prenex_15), 2139095040bv32) && ~fp~LONGDOUBLE(v_prenex_15[31:31], v_prenex_15[30:23], v_prenex_15[22:0]) == x)) || (~bvadd64(\result, 4294967295bv32) == 0bv32 && (\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32) && ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0]) == x))) [2018-12-31 04:06:38,295 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((x == x && (\exists v_prenex_12 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_prenex_12), 2139095040bv32) && ~fp~LONGDOUBLE(v_prenex_12[31:31], v_prenex_12[30:23], v_prenex_12[22:0]) == x)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && x == x [2018-12-31 04:06:38,331 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 04:06:38,331 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 04:06:38,332 INFO L168 Benchmark]: Toolchain (without parser) took 10185.83 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 954.0 MB in the beginning and 806.1 MB in the end (delta: 148.0 MB). Peak memory consumption was 263.3 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:38,334 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:06:38,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.29 ms. Allocated memory is still 1.0 GB. Free memory was 954.0 MB in the beginning and 936.6 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:38,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:38,335 INFO L168 Benchmark]: Boogie Preprocessor took 46.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 04:06:38,337 INFO L168 Benchmark]: RCFGBuilder took 2018.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:38,338 INFO L168 Benchmark]: TraceAbstraction took 7492.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 812.9 MB in the end (delta: 256.6 MB). Peak memory consumption was 256.6 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:38,339 INFO L168 Benchmark]: Witness Printer took 102.62 ms. Allocated memory is still 1.1 GB. Free memory was 812.9 MB in the beginning and 806.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 04:06:38,343 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 387.29 ms. Allocated memory is still 1.0 GB. Free memory was 954.0 MB in the beginning and 936.6 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 131.73 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2018.70 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7492.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 812.9 MB in the end (delta: 256.6 MB). Peak memory consumption was 256.6 MB. Max. memory is 11.5 GB. * Witness Printer took 102.62 ms. Allocated memory is still 1.1 GB. Free memory was 812.9 MB in the beginning and 806.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 135]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 82]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 110]: Loop Invariant [2018-12-31 04:06:38,364 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,364 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,365 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,365 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == x && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 20]: Loop Invariant [2018-12-31 04:06:38,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,371 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,371 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,371 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,371 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,372 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,372 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,373 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,373 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,373 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,373 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,373 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,374 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((((x == x && (\exists v_prenex_12 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_prenex_12), 2139095040bv32) && ~fp~LONGDOUBLE(v_prenex_12[31:31], v_prenex_12[30:23], v_prenex_12[22:0]) == x)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && x == x - InvariantResult [Line: 17]: Loop Invariant [2018-12-31 04:06:38,377 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,377 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,377 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,379 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,379 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,379 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,379 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,380 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,380 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,380 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,380 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,380 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,383 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,384 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,384 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,384 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,384 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,384 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,385 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,385 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,391 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,392 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,392 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,392 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,392 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,393 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,393 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,393 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,393 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,394 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,394 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,394 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,394 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,394 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,395 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2018-12-31 04:06:38,395 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,395 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2018-12-31 04:06:38,395 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,395 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,396 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,401 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,401 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2018-12-31 04:06:38,401 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] Derived loop invariant: (((((((x == \result && x == x) && (\exists v_prenex_12 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_prenex_12), 2139095040bv32) && ~fp~LONGDOUBLE(v_prenex_12[31:31], v_prenex_12[30:23], v_prenex_12[22:0]) == x)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && x == x) && (\exists v_ULTIMATE.start_fmod_float_~hx~0_35 : bv32, v_prenex_12 : bv32 :: (~bvslt32(~bvand32(2147483647bv32, v_prenex_12), 2139095040bv32) && ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0_35[31:31], v_ULTIMATE.start_fmod_float_~hx~0_35[30:23], v_ULTIMATE.start_fmod_float_~hx~0_35[22:0]) == ~fp~LONGDOUBLE(v_prenex_12[31:31], v_prenex_12[30:23], v_prenex_12[22:0])) && hx == ~bvxor32(v_ULTIMATE.start_fmod_float_~hx~0_35, ~bvand32(2147483648bv32, v_ULTIMATE.start_fmod_float_~hx~0_35)))) && (\exists v_ULTIMATE.start_fmod_float_~hy~0_20 : bv32 :: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hy~0_20[31:31], v_ULTIMATE.start_fmod_float_~hy~0_20[30:23], v_ULTIMATE.start_fmod_float_~hy~0_20[22:0]) && hy == ~bvand32(2147483647bv32, v_ULTIMATE.start_fmod_float_~hy~0_20)) - InvariantResult [Line: 108]: Loop Invariant [2018-12-31 04:06:38,402 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,403 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,403 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,403 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,403 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,403 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,404 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,404 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,404 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,404 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,405 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,405 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 04:06:38,405 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,406 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,413 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,413 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 04:06:38,413 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,413 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,413 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2018-12-31 04:06:38,414 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] Derived loop invariant: (x == x && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y) && ((\result == 0bv32 && (\exists v_prenex_15 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, v_prenex_15), 2139095040bv32) && ~fp~LONGDOUBLE(v_prenex_15[31:31], v_prenex_15[30:23], v_prenex_15[22:0]) == x)) || (~bvadd64(\result, 4294967295bv32) == 0bv32 && (\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32) && ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0]) == x))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 47 locations, 1 error locations. SAFE Result, 7.3s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 3.9s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 78 SDtfs, 66 SDslu, 63 SDs, 0 SdLazy, 94 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 11 PreInvPairs, 16 NumberOfFragments, 225 HoareAnnotationTreeSize, 11 FomulaSimplifications, 10 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 179 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 43 ConstructedInterpolants, 19 QuantifiedInterpolants, 10755 SizeOfPredicates, 22 NumberOfNonLiveVariables, 177 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...