./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 0ed9222f 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 0.1.24-0ed9222-m [2019-01-12 09:16:17,881 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:16:17,883 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:16:17,896 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:16:17,896 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:16:17,897 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:16:17,899 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:16:17,901 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:16:17,903 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:16:17,903 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:16:17,905 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:16:17,905 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:16:17,906 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:16:17,907 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:16:17,909 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:16:17,909 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:16:17,910 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:16:17,913 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:16:17,915 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:16:17,917 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:16:17,918 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:16:17,920 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:16:17,923 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:16:17,923 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:16:17,924 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:16:17,925 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:16:17,926 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:16:17,927 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:16:17,928 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:16:17,931 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:16:17,931 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:16:17,935 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:16:17,935 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:16:17,936 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:16:17,937 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:16:17,937 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:16:17,941 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-01-12 09:16:17,970 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:16:17,970 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:16:17,972 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:16:17,975 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:16:17,975 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:16:17,975 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:16:17,975 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:16:17,976 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-12 09:16:17,976 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:16:17,976 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:16:17,976 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:16:17,976 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:16:17,976 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:16:17,977 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:16:17,977 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:16:17,977 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:16:17,977 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:16:17,977 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:16:17,977 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:16:17,979 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:16:17,979 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:16:17,979 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:16:17,980 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:16:17,980 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:16:17,980 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:16:17,980 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-12 09:16:17,981 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:16:17,981 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-12 09:16:17,981 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 [2019-01-12 09:16:18,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:16:18,040 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:16:18,047 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:16:18,049 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:16:18,049 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:16:18,051 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2019-01-12 09:16:18,123 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64476d010/4a79db6e7efc4eeb991972b798ea47e3/FLAG9349cfc13 [2019-01-12 09:16:18,582 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:16:18,583 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2019-01-12 09:16:18,601 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64476d010/4a79db6e7efc4eeb991972b798ea47e3/FLAG9349cfc13 [2019-01-12 09:16:18,915 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64476d010/4a79db6e7efc4eeb991972b798ea47e3 [2019-01-12 09:16:18,919 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:16:18,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:16:18,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:16:18,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:16:18,926 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:16:18,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:16:18" (1/1) ... [2019-01-12 09:16:18,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eb5738b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:18, skipping insertion in model container [2019-01-12 09:16:18,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:16:18" (1/1) ... [2019-01-12 09:16:18,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:16:18,968 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:16:19,171 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:16:19,177 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 09:16:19,215 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:16:19,236 INFO L195 MainTranslator]: Completed translation [2019-01-12 09:16:19,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19 WrapperNode [2019-01-12 09:16:19,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 09:16:19,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 09:16:19,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 09:16:19,238 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 09:16:19,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19" (1/1) ... [2019-01-12 09:16:19,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19" (1/1) ... [2019-01-12 09:16:19,362 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 09:16:19,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 09:16:19,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 09:16:19,363 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 09:16:19,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19" (1/1) ... [2019-01-12 09:16:19,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19" (1/1) ... [2019-01-12 09:16:19,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19" (1/1) ... [2019-01-12 09:16:19,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19" (1/1) ... [2019-01-12 09:16:19,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19" (1/1) ... [2019-01-12 09:16:19,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19" (1/1) ... [2019-01-12 09:16:19,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19" (1/1) ... [2019-01-12 09:16:19,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 09:16:19,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 09:16:19,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 09:16:19,402 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 09:16:19,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19" (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 [2019-01-12 09:16:19,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 09:16:19,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-12 09:16:19,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-01-12 09:16:19,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-01-12 09:16:19,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 09:16:19,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 09:16:19,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-12 09:16:19,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-01-12 09:16:19,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 09:16:20,148 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 09:16:20,148 INFO L286 CfgBuilder]: Removed 22 assue(true) statements. [2019-01-12 09:16:20,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:16:20 BoogieIcfgContainer [2019-01-12 09:16:20,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 09:16:20,151 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 09:16:20,151 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 09:16:20,154 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 09:16:20,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 09:16:18" (1/3) ... [2019-01-12 09:16:20,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14bd2507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:16:20, skipping insertion in model container [2019-01-12 09:16:20,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:19" (2/3) ... [2019-01-12 09:16:20,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14bd2507 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:16:20, skipping insertion in model container [2019-01-12 09:16:20,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:16:20" (3/3) ... [2019-01-12 09:16:20,158 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1131b_true-unreach-call.c [2019-01-12 09:16:20,168 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 09:16:20,175 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 09:16:20,192 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 09:16:20,219 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 09:16:20,220 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 09:16:20,220 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 09:16:20,220 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 09:16:20,221 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 09:16:20,221 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 09:16:20,221 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 09:16:20,221 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 09:16:20,221 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 09:16:20,237 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2019-01-12 09:16:20,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-01-12 09:16:20,243 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:16:20,244 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:16:20,246 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:16:20,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:16:20,251 INFO L82 PathProgramCache]: Analyzing trace with hash 2036314411, now seen corresponding path program 1 times [2019-01-12 09:16:20,253 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 09:16:20,253 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 09:16:20,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:16:20,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:16:20,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:16:20,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:16:20,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:16:20,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:16:20,370 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 09:16:20,373 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 09:16:20,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 09:16:20,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:16:20,388 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2019-01-12 09:16:20,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:16:20,407 INFO L93 Difference]: Finished difference Result 92 states and 154 transitions. [2019-01-12 09:16:20,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 09:16:20,409 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2019-01-12 09:16:20,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:16:20,419 INFO L225 Difference]: With dead ends: 92 [2019-01-12 09:16:20,419 INFO L226 Difference]: Without dead ends: 43 [2019-01-12 09:16:20,423 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 [2019-01-12 09:16:20,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-01-12 09:16:20,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-01-12 09:16:20,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-01-12 09:16:20,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 58 transitions. [2019-01-12 09:16:20,456 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 58 transitions. Word has length 13 [2019-01-12 09:16:20,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:16:20,456 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 58 transitions. [2019-01-12 09:16:20,456 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 09:16:20,457 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2019-01-12 09:16:20,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-12 09:16:20,457 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:16:20,458 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:16:20,458 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:16:20,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:16:20,458 INFO L82 PathProgramCache]: Analyzing trace with hash -794964373, now seen corresponding path program 1 times [2019-01-12 09:16:20,458 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-12 09:16:20,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-12 09:16:20,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:16:20,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:16:20,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-12 09:16:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 09:16:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-01-12 09:16:20,653 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-01-12 09:16:20,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 09:16:20 BoogieIcfgContainer [2019-01-12 09:16:20,698 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 09:16:20,698 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 09:16:20,698 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 09:16:20,698 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 09:16:20,699 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:16:20" (3/4) ... [2019-01-12 09:16:20,703 INFO L147 WitnessPrinter]: No result that supports witness generation found [2019-01-12 09:16:20,704 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 09:16:20,704 INFO L168 Benchmark]: Toolchain (without parser) took 1784.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -125.8 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-01-12 09:16:20,707 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:16:20,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.26 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 931.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-01-12 09:16:20,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 931.2 MB in the beginning and 1.1 GB in the end (delta: -201.8 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-01-12 09:16:20,710 INFO L168 Benchmark]: Boogie Preprocessor took 38.87 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. [2019-01-12 09:16:20,711 INFO L168 Benchmark]: RCFGBuilder took 747.70 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: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2019-01-12 09:16:20,712 INFO L168 Benchmark]: TraceAbstraction took 547.09 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: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-01-12 09:16:20,713 INFO L168 Benchmark]: Witness Printer took 5.58 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. [2019-01-12 09:16:20,719 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 315.26 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 931.2 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 124.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 931.2 MB in the beginning and 1.1 GB in the end (delta: -201.8 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.87 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 747.70 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: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 547.09 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: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Witness Printer took 5.58 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, 0.4s 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 0.1.24-0ed9222-m [2019-01-12 09:16:23,110 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-12 09:16:23,112 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-12 09:16:23,129 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-12 09:16:23,129 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-12 09:16:23,130 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-12 09:16:23,133 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-12 09:16:23,136 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-12 09:16:23,145 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-12 09:16:23,147 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-12 09:16:23,148 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-12 09:16:23,148 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-12 09:16:23,149 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-12 09:16:23,150 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-12 09:16:23,153 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-12 09:16:23,155 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-12 09:16:23,156 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-12 09:16:23,161 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-12 09:16:23,164 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-12 09:16:23,165 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-12 09:16:23,168 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-12 09:16:23,170 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-12 09:16:23,174 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-12 09:16:23,176 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-12 09:16:23,176 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-12 09:16:23,177 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-12 09:16:23,179 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-12 09:16:23,182 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-12 09:16:23,184 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-12 09:16:23,187 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-12 09:16:23,187 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-12 09:16:23,187 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-12 09:16:23,188 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-12 09:16:23,188 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-12 09:16:23,191 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-12 09:16:23,192 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-12 09:16:23,192 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-01-12 09:16:23,217 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-12 09:16:23,218 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-12 09:16:23,220 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-12 09:16:23,221 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-12 09:16:23,221 INFO L133 SettingsManager]: * Use SBE=true [2019-01-12 09:16:23,222 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-12 09:16:23,222 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-12 09:16:23,223 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-12 09:16:23,223 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-12 09:16:23,223 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-12 09:16:23,223 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-12 09:16:23,223 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-12 09:16:23,223 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2019-01-12 09:16:23,224 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-01-12 09:16:23,224 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-12 09:16:23,225 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-12 09:16:23,225 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-12 09:16:23,225 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-12 09:16:23,225 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-12 09:16:23,225 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-12 09:16:23,225 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-12 09:16:23,226 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-12 09:16:23,226 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-12 09:16:23,227 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-12 09:16:23,227 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-12 09:16:23,227 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-12 09:16:23,227 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2019-01-12 09:16:23,227 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-12 09:16:23,227 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-01-12 09:16:23,228 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2019-01-12 09:16:23,228 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 [2019-01-12 09:16:23,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-12 09:16:23,303 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-12 09:16:23,313 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-12 09:16:23,314 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-12 09:16:23,315 INFO L276 PluginConnector]: CDTParser initialized [2019-01-12 09:16:23,315 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2019-01-12 09:16:23,373 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32a0c69ca/4f383489ca14408d94c7dcae53ca711c/FLAG626e2e87e [2019-01-12 09:16:23,775 INFO L307 CDTParser]: Found 1 translation units. [2019-01-12 09:16:23,776 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2019-01-12 09:16:23,784 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32a0c69ca/4f383489ca14408d94c7dcae53ca711c/FLAG626e2e87e [2019-01-12 09:16:24,163 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32a0c69ca/4f383489ca14408d94c7dcae53ca711c [2019-01-12 09:16:24,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-12 09:16:24,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-12 09:16:24,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-12 09:16:24,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-12 09:16:24,176 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-12 09:16:24,177 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:16:24" (1/1) ... [2019-01-12 09:16:24,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2181956a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24, skipping insertion in model container [2019-01-12 09:16:24,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.01 09:16:24" (1/1) ... [2019-01-12 09:16:24,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-12 09:16:24,215 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-12 09:16:24,423 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:16:24,433 INFO L191 MainTranslator]: Completed pre-run [2019-01-12 09:16:24,483 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-12 09:16:24,583 INFO L195 MainTranslator]: Completed translation [2019-01-12 09:16:24,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24 WrapperNode [2019-01-12 09:16:24,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-12 09:16:24,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-12 09:16:24,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-12 09:16:24,585 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-12 09:16:24,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24" (1/1) ... [2019-01-12 09:16:24,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24" (1/1) ... [2019-01-12 09:16:24,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-12 09:16:24,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-12 09:16:24,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-12 09:16:24,637 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-12 09:16:24,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24" (1/1) ... [2019-01-12 09:16:24,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24" (1/1) ... [2019-01-12 09:16:24,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24" (1/1) ... [2019-01-12 09:16:24,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24" (1/1) ... [2019-01-12 09:16:24,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24" (1/1) ... [2019-01-12 09:16:24,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24" (1/1) ... [2019-01-12 09:16:24,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24" (1/1) ... [2019-01-12 09:16:24,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-12 09:16:24,683 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-12 09:16:24,683 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-12 09:16:24,683 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-12 09:16:24,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24" (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 [2019-01-12 09:16:24,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-01-12 09:16:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-12 09:16:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-01-12 09:16:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-01-12 09:16:24,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-12 09:16:24,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-12 09:16:24,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-01-12 09:16:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-01-12 09:16:24,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-01-12 09:16:24,976 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:16:25,063 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:16:25,156 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:16:25,214 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-01-12 09:16:26,130 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-12 09:16:26,130 INFO L286 CfgBuilder]: Removed 22 assue(true) statements. [2019-01-12 09:16:26,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:16:26 BoogieIcfgContainer [2019-01-12 09:16:26,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-12 09:16:26,132 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-12 09:16:26,132 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-12 09:16:26,135 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-12 09:16:26,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.01 09:16:24" (1/3) ... [2019-01-12 09:16:26,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e9abb10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:16:26, skipping insertion in model container [2019-01-12 09:16:26,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.01 09:16:24" (2/3) ... [2019-01-12 09:16:26,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e9abb10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.01 09:16:26, skipping insertion in model container [2019-01-12 09:16:26,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:16:26" (3/3) ... [2019-01-12 09:16:26,139 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1131b_true-unreach-call.c [2019-01-12 09:16:26,148 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-12 09:16:26,156 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-01-12 09:16:26,172 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-01-12 09:16:26,205 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-12 09:16:26,206 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-12 09:16:26,207 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-12 09:16:26,207 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-12 09:16:26,207 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-12 09:16:26,208 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-12 09:16:26,208 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-12 09:16:26,208 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-12 09:16:26,208 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-12 09:16:26,225 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2019-01-12 09:16:26,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-01-12 09:16:26,231 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:16:26,232 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:16:26,234 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:16:26,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:16:26,239 INFO L82 PathProgramCache]: Analyzing trace with hash 2036314411, now seen corresponding path program 1 times [2019-01-12 09:16:26,243 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:16:26,244 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 [2019-01-12 09:16:26,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:16:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:16:26,586 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:16:26,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:16:26,600 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:16:26,617 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:16:26,617 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-01-12 09:16:26,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-01-12 09:16:26,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-01-12 09:16:26,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-01-12 09:16:26,633 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2019-01-12 09:16:26,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:16:26,654 INFO L93 Difference]: Finished difference Result 92 states and 154 transitions. [2019-01-12 09:16:26,654 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-01-12 09:16:26,656 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2019-01-12 09:16:26,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:16:26,667 INFO L225 Difference]: With dead ends: 92 [2019-01-12 09:16:26,667 INFO L226 Difference]: Without dead ends: 43 [2019-01-12 09:16:26,670 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 [2019-01-12 09:16:26,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-01-12 09:16:26,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-01-12 09:16:26,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-01-12 09:16:26,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 58 transitions. [2019-01-12 09:16:26,707 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 58 transitions. Word has length 13 [2019-01-12 09:16:26,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:16:26,707 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 58 transitions. [2019-01-12 09:16:26,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-01-12 09:16:26,708 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2019-01-12 09:16:26,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-01-12 09:16:26,708 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:16:26,709 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:16:26,709 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:16:26,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:16:26,709 INFO L82 PathProgramCache]: Analyzing trace with hash -794964373, now seen corresponding path program 1 times [2019-01-12 09:16:26,711 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:16:26,711 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) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-01-12 09:16:26,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:16:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:16:27,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:16:27,380 WARN L181 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-01-12 09:16:27,626 WARN L181 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2019-01-12 09:16:28,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:16:28,115 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:16:28,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:16:28,133 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-01-12 09:16:28,135 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-01-12 09:16:28,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-01-12 09:16:28,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-01-12 09:16:28,136 INFO L87 Difference]: Start difference. First operand 43 states and 58 transitions. Second operand 10 states. [2019-01-12 09:16:28,556 WARN L181 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-01-12 09:16:29,282 WARN L181 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2019-01-12 09:16:29,583 WARN L181 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-01-12 09:16:30,013 WARN L181 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 [2019-01-12 09:16:30,402 WARN L181 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-01-12 09:16:30,983 WARN L181 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 74 [2019-01-12 09:16:31,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:16:31,092 INFO L93 Difference]: Finished difference Result 47 states and 61 transitions. [2019-01-12 09:16:31,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-01-12 09:16:31,093 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 16 [2019-01-12 09:16:31,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:16:31,094 INFO L225 Difference]: With dead ends: 47 [2019-01-12 09:16:31,094 INFO L226 Difference]: Without dead ends: 18 [2019-01-12 09:16:31,096 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2019-01-12 09:16:31,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2019-01-12 09:16:31,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2019-01-12 09:16:31,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2019-01-12 09:16:31,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2019-01-12 09:16:31,104 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 16 [2019-01-12 09:16:31,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:16:31,105 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2019-01-12 09:16:31,105 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-01-12 09:16:31,105 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2019-01-12 09:16:31,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-01-12 09:16:31,106 INFO L394 BasicCegarLoop]: Found error trace [2019-01-12 09:16:31,106 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-01-12 09:16:31,107 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-12 09:16:31,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-12 09:16:31,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1123581797, now seen corresponding path program 1 times [2019-01-12 09:16:31,109 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2019-01-12 09:16:31,109 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 [2019-01-12 09:16:31,122 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-12 09:16:31,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-12 09:16:31,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2019-01-12 09:16:31,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-12 09:16:31,616 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2019-01-12 09:16:31,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-12 09:16:31,632 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-01-12 09:16:31,632 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-01-12 09:16:31,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-01-12 09:16:31,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-01-12 09:16:31,633 INFO L87 Difference]: Start difference. First operand 18 states and 17 transitions. Second operand 9 states. [2019-01-12 09:16:32,022 WARN L181 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-01-12 09:16:32,627 WARN L181 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 27 [2019-01-12 09:16:32,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-12 09:16:32,630 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2019-01-12 09:16:32,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-01-12 09:16:32,630 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2019-01-12 09:16:32,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-12 09:16:32,631 INFO L225 Difference]: With dead ends: 18 [2019-01-12 09:16:32,631 INFO L226 Difference]: Without dead ends: 0 [2019-01-12 09:16:32,632 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2019-01-12 09:16:32,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-12 09:16:32,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-12 09:16:32,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-12 09:16:32,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-12 09:16:32,634 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2019-01-12 09:16:32,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-12 09:16:32,634 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-12 09:16:32,634 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-01-12 09:16:32,634 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-12 09:16:32,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-12 09:16:32,644 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-12 09:16:32,987 WARN L181 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 34 [2019-01-12 09:16:33,293 WARN L181 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 60 [2019-01-12 09:16:33,457 WARN L181 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 44 [2019-01-12 09:16:33,461 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2019-01-12 09:16:33,461 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 110 114) no Hoare annotation was computed. [2019-01-12 09:16:33,461 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)) [2019-01-12 09:16:33,461 INFO L448 ceAbstractionStarter]: For program point L110-3(lines 110 114) no Hoare annotation was computed. [2019-01-12 09:16:33,462 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-01-12 09:16:33,462 INFO L448 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2019-01-12 09:16:33,462 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-12 09:16:33,462 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-12 09:16:33,462 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2019-01-12 09:16:33,462 INFO L448 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2019-01-12 09:16:33,463 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))) [2019-01-12 09:16:33,463 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2019-01-12 09:16:33,463 INFO L448 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2019-01-12 09:16:33,463 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)))))) [2019-01-12 09:16:33,463 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2019-01-12 09:16:33,464 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 138) no Hoare annotation was computed. [2019-01-12 09:16:33,467 INFO L448 ceAbstractionStarter]: For program point L129-2(lines 129 138) no Hoare annotation was computed. [2019-01-12 09:16:33,467 INFO L448 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2019-01-12 09:16:33,467 INFO L444 ceAbstractionStarter]: At program point L88-2(lines 88 92) the Hoare annotation is: false [2019-01-12 09:16:33,468 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 135) no Hoare annotation was computed. [2019-01-12 09:16:33,468 INFO L448 ceAbstractionStarter]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2019-01-12 09:16:33,468 INFO L444 ceAbstractionStarter]: At program point L47-3(lines 47 48) the Hoare annotation is: false [2019-01-12 09:16:33,468 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2019-01-12 09:16:33,468 INFO L444 ceAbstractionStarter]: At program point L97-2(lines 97 101) the Hoare annotation is: false [2019-01-12 09:16:33,468 INFO L448 ceAbstractionStarter]: For program point L97-3(lines 97 101) no Hoare annotation was computed. [2019-01-12 09:16:33,469 INFO L448 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2019-01-12 09:16:33,469 INFO L448 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2019-01-12 09:16:33,469 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2019-01-12 09:16:33,469 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-12 09:16:33,469 INFO L448 ceAbstractionStarter]: For program point L65-3(lines 65 74) no Hoare annotation was computed. [2019-01-12 09:16:33,469 INFO L444 ceAbstractionStarter]: At program point L82-2(lines 82 85) the Hoare annotation is: false [2019-01-12 09:16:33,470 INFO L448 ceAbstractionStarter]: For program point L82-3(lines 17 105) no Hoare annotation was computed. [2019-01-12 09:16:33,472 INFO L451 ceAbstractionStarter]: At program point L140(lines 119 141) the Hoare annotation is: true [2019-01-12 09:16:33,472 INFO L448 ceAbstractionStarter]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2019-01-12 09:16:33,472 INFO L444 ceAbstractionStarter]: At program point L41-3(lines 41 42) the Hoare annotation is: false [2019-01-12 09:16:33,472 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-12 09:16:33,473 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2019-01-12 09:16:33,473 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2019-01-12 09:16:33,474 INFO L448 ceAbstractionStarter]: For program point L25-1(lines 17 105) no Hoare annotation was computed. [2019-01-12 09:16:33,474 INFO L448 ceAbstractionStarter]: For program point L25-2(lines 25 29) no Hoare annotation was computed. [2019-01-12 09:16:33,474 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)))))) [2019-01-12 09:16:33,474 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2019-01-12 09:16:33,474 INFO L448 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2019-01-12 09:16:33,475 INFO L444 ceAbstractionStarter]: At program point L67-2(lines 65 74) the Hoare annotation is: false [2019-01-12 09:16:33,475 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2019-01-12 09:16:33,475 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2019-01-12 09:16:33,475 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 137) no Hoare annotation was computed. [2019-01-12 09:16:33,488 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,490 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,493 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,493 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,496 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,496 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,496 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,497 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,497 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,497 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,499 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,499 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,501 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,501 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,501 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,502 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,502 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,502 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,503 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,504 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,506 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,506 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,507 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,508 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,508 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,508 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,509 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,509 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,509 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,509 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,510 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,511 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,512 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,513 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,514 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,514 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,514 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,515 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,516 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,517 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,519 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,519 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,520 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,520 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,520 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,520 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,521 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,522 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,523 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,523 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,524 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,524 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,525 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,525 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,525 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,527 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,528 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,530 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,531 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,531 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,531 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,532 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,533 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,533 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,533 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,533 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,534 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,535 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,536 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,536 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,536 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,537 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,538 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,539 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.01 09:16:33 BoogieIcfgContainer [2019-01-12 09:16:33,543 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-12 09:16:33,543 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-12 09:16:33,543 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-12 09:16:33,544 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-12 09:16:33,545 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.01 09:16:26" (3/4) ... [2019-01-12 09:16:33,550 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-12 09:16:33,570 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-01-12 09:16:33,571 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-01-12 09:16:33,572 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-12 09:16:33,605 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))) [2019-01-12 09:16:33,607 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 [2019-01-12 09:16:33,638 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-12 09:16:33,638 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-12 09:16:33,639 INFO L168 Benchmark]: Toolchain (without parser) took 9472.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 946.0 MB in the beginning and 828.4 MB in the end (delta: 117.5 MB). Peak memory consumption was 257.0 MB. Max. memory is 11.5 GB. [2019-01-12 09:16:33,641 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-12 09:16:33,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 415.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -188.5 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2019-01-12 09:16:33,642 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.01 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-12 09:16:33,644 INFO L168 Benchmark]: Boogie Preprocessor took 45.41 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. [2019-01-12 09:16:33,645 INFO L168 Benchmark]: RCFGBuilder took 1448.90 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: 33.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2019-01-12 09:16:33,645 INFO L168 Benchmark]: TraceAbstraction took 7410.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 835.2 MB in the end (delta: 259.6 MB). Peak memory consumption was 259.6 MB. Max. memory is 11.5 GB. [2019-01-12 09:16:33,646 INFO L168 Benchmark]: Witness Printer took 95.30 ms. Allocated memory is still 1.2 GB. Free memory was 835.2 MB in the beginning and 828.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-01-12 09:16:33,651 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 415.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -188.5 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.01 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.41 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 1448.90 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: 33.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7410.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 835.2 MB in the end (delta: 259.6 MB). Peak memory consumption was 259.6 MB. Max. memory is 11.5 GB. * Witness Printer took 95.30 ms. Allocated memory is still 1.2 GB. Free memory was 835.2 MB in the beginning and 828.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 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 [2019-01-12 09:16:33,674 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,674 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,675 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,675 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 [2019-01-12 09:16:33,676 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,676 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,676 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,676 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,676 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,677 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,677 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,677 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,678 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,678 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,678 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,678 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,679 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,679 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,679 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,679 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 [2019-01-12 09:16:33,685 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,686 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,686 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,687 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,688 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,688 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,688 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,688 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,689 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,690 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,691 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,691 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,691 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,692 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,699 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,700 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,700 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,700 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,700 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,700 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,701 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,701 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,701 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,701 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,701 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,702 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,702 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,702 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,703 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2019-01-12 09:16:33,703 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,703 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_35,QUANTIFIED] [2019-01-12 09:16:33,703 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,703 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,704 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_20,QUANTIFIED] [2019-01-12 09:16:33,704 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 [2019-01-12 09:16:33,707 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,707 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,708 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,708 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,708 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,708 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,708 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,709 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,709 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,709 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,710 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,712 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-01-12 09:16:33,712 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,712 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,713 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,715 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2019-01-12 09:16:33,715 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,716 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,716 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-01-12 09:16:33,716 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, 7.2s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.8s 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, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 43 ConstructedInterpolants, 19 QuantifiedInterpolants, 10755 SizeOfPredicates, 22 NumberOfNonLiveVariables, 180 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...