./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/float-newlib/double_req_bl_0970a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/float-newlib/double_req_bl_0970a_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 cc541d75f5affce4b825454cfd79356341e493a9 ................................................................................................................................................................................................................................................................................................................................................... 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/double_req_bl_0970a_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 cc541d75f5affce4b825454cfd79356341e493a9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 03:57:07,505 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 03:57:07,508 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 03:57:07,526 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 03:57:07,528 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 03:57:07,529 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 03:57:07,531 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 03:57:07,534 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 03:57:07,537 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 03:57:07,540 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 03:57:07,541 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 03:57:07,542 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 03:57:07,543 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 03:57:07,544 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 03:57:07,545 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 03:57:07,546 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 03:57:07,547 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 03:57:07,549 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 03:57:07,552 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 03:57:07,553 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 03:57:07,555 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 03:57:07,556 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 03:57:07,558 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 03:57:07,559 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 03:57:07,559 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 03:57:07,560 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 03:57:07,561 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 03:57:07,562 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 03:57:07,563 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 03:57:07,565 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 03:57:07,565 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 03:57:07,565 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 03:57:07,566 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 03:57:07,566 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 03:57:07,567 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 03:57:07,568 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 03:57:07,568 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 03:57:07,591 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 03:57:07,591 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 03:57:07,592 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 03:57:07,592 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 03:57:07,594 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 03:57:07,594 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 03:57:07,594 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 03:57:07,595 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 03:57:07,595 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 03:57:07,595 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 03:57:07,595 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 03:57:07,595 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 03:57:07,595 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 03:57:07,597 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 03:57:07,597 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 03:57:07,598 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 03:57:07,598 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 03:57:07,598 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 03:57:07,598 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 03:57:07,600 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 03:57:07,600 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 03:57:07,601 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:57:07,602 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 03:57:07,602 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 03:57:07,602 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 03:57:07,602 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 03:57:07,603 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 03:57:07,603 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 03:57:07,604 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 -> cc541d75f5affce4b825454cfd79356341e493a9 [2018-12-31 03:57:07,659 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 03:57:07,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 03:57:07,677 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 03:57:07,678 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 03:57:07,679 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 03:57:07,679 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_0970a_true-unreach-call.c [2018-12-31 03:57:07,741 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8158eccfa/f5ac9b293d9647fca4db9161782f2159/FLAG37c094924 [2018-12-31 03:57:08,301 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 03:57:08,301 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_0970a_true-unreach-call.c [2018-12-31 03:57:08,314 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8158eccfa/f5ac9b293d9647fca4db9161782f2159/FLAG37c094924 [2018-12-31 03:57:08,567 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8158eccfa/f5ac9b293d9647fca4db9161782f2159 [2018-12-31 03:57:08,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 03:57:08,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 03:57:08,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:08,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 03:57:08,579 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 03:57:08,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:08" (1/1) ... [2018-12-31 03:57:08,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8e7523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:08, skipping insertion in model container [2018-12-31 03:57:08,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:08" (1/1) ... [2018-12-31 03:57:08,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 03:57:08,625 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 03:57:08,952 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:08,959 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 03:57:09,038 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:09,067 INFO L195 MainTranslator]: Completed translation [2018-12-31 03:57:09,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09 WrapperNode [2018-12-31 03:57:09,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:09,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:09,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 03:57:09,069 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 03:57:09,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09" (1/1) ... [2018-12-31 03:57:09,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09" (1/1) ... [2018-12-31 03:57:09,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:09,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 03:57:09,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 03:57:09,216 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 03:57:09,225 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09" (1/1) ... [2018-12-31 03:57:09,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09" (1/1) ... [2018-12-31 03:57:09,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09" (1/1) ... [2018-12-31 03:57:09,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09" (1/1) ... [2018-12-31 03:57:09,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09" (1/1) ... [2018-12-31 03:57:09,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09" (1/1) ... [2018-12-31 03:57:09,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09" (1/1) ... [2018-12-31 03:57:09,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 03:57:09,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 03:57:09,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 03:57:09,269 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 03:57:09,270 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:57:09,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 03:57:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-31 03:57:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 03:57:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-31 03:57:09,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 03:57:09,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 03:57:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-31 03:57:09,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 03:57:10,129 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 03:57:10,129 INFO L280 CfgBuilder]: Removed 26 assue(true) statements. [2018-12-31 03:57:10,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:10 BoogieIcfgContainer [2018-12-31 03:57:10,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 03:57:10,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 03:57:10,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 03:57:10,134 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 03:57:10,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 03:57:08" (1/3) ... [2018-12-31 03:57:10,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b50ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:10, skipping insertion in model container [2018-12-31 03:57:10,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:09" (2/3) ... [2018-12-31 03:57:10,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61b50ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:10, skipping insertion in model container [2018-12-31 03:57:10,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:10" (3/3) ... [2018-12-31 03:57:10,139 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0970a_true-unreach-call.c [2018-12-31 03:57:10,151 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 03:57:10,161 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 03:57:10,180 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 03:57:10,229 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 03:57:10,230 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 03:57:10,230 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 03:57:10,230 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 03:57:10,230 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 03:57:10,230 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 03:57:10,231 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 03:57:10,231 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 03:57:10,231 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 03:57:10,252 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states. [2018-12-31 03:57:10,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-31 03:57:10,262 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:10,263 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:10,265 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:10,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:10,270 INFO L82 PathProgramCache]: Analyzing trace with hash -1392627184, now seen corresponding path program 1 times [2018-12-31 03:57:10,272 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 03:57:10,273 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 03:57:10,321 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:10,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:10,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:10,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:10,411 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:10,412 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 03:57:10,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 03:57:10,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 03:57:10,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 03:57:10,432 INFO L87 Difference]: Start difference. First operand 49 states. Second operand 2 states. [2018-12-31 03:57:10,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:10,454 INFO L93 Difference]: Finished difference Result 95 states and 156 transitions. [2018-12-31 03:57:10,454 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 03:57:10,455 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2018-12-31 03:57:10,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:10,467 INFO L225 Difference]: With dead ends: 95 [2018-12-31 03:57:10,468 INFO L226 Difference]: Without dead ends: 45 [2018-12-31 03:57:10,471 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 03:57:10,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-12-31 03:57:10,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2018-12-31 03:57:10,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-12-31 03:57:10,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 60 transitions. [2018-12-31 03:57:10,511 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 60 transitions. Word has length 12 [2018-12-31 03:57:10,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:10,511 INFO L480 AbstractCegarLoop]: Abstraction has 45 states and 60 transitions. [2018-12-31 03:57:10,511 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 03:57:10,512 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2018-12-31 03:57:10,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-31 03:57:10,512 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:10,512 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:10,513 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:10,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:10,513 INFO L82 PathProgramCache]: Analyzing trace with hash 1009660131, now seen corresponding path program 1 times [2018-12-31 03:57:10,513 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 03:57:10,514 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 03:57:10,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:10,515 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:10,515 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:10,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:10,618 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:10,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 03:57:10,620 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 03:57:10,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 03:57:10,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 03:57:10,621 INFO L87 Difference]: Start difference. First operand 45 states and 60 transitions. Second operand 3 states. [2018-12-31 03:57:10,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:10,661 INFO L93 Difference]: Finished difference Result 83 states and 112 transitions. [2018-12-31 03:57:10,662 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 03:57:10,662 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-12-31 03:57:10,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:10,663 INFO L225 Difference]: With dead ends: 83 [2018-12-31 03:57:10,663 INFO L226 Difference]: Without dead ends: 45 [2018-12-31 03:57:10,665 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 03:57:10,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-12-31 03:57:10,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2018-12-31 03:57:10,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-12-31 03:57:10,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 59 transitions. [2018-12-31 03:57:10,672 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 59 transitions. Word has length 13 [2018-12-31 03:57:10,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:10,673 INFO L480 AbstractCegarLoop]: Abstraction has 45 states and 59 transitions. [2018-12-31 03:57:10,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 03:57:10,673 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2018-12-31 03:57:10,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 03:57:10,674 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:10,674 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:10,674 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:10,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:10,675 INFO L82 PathProgramCache]: Analyzing trace with hash 34829304, now seen corresponding path program 1 times [2018-12-31 03:57:10,676 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-31 03:57:10,676 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-31 03:57:10,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:10,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:10,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-31 03:57:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 03:57:10,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-31 03:57:10,858 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-31 03:57:10,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 03:57:10 BoogieIcfgContainer [2018-12-31 03:57:10,930 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 03:57:10,930 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 03:57:10,930 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 03:57:10,931 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 03:57:10,931 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:10" (3/4) ... [2018-12-31 03:57:10,935 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-31 03:57:10,935 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 03:57:10,936 INFO L168 Benchmark]: Toolchain (without parser) took 2364.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 952.7 MB in the beginning and 1.0 GB in the end (delta: -83.9 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:10,939 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 03:57:10,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 494.24 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 935.3 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:10,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:10,941 INFO L168 Benchmark]: Boogie Preprocessor took 52.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:10,942 INFO L168 Benchmark]: RCFGBuilder took 861.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:10,943 INFO L168 Benchmark]: TraceAbstraction took 798.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2018-12-31 03:57:10,944 INFO L168 Benchmark]: Witness Printer took 5.44 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 03:57:10,950 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 494.24 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 935.3 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 146.59 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -169.5 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 861.03 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 798.97 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 33.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. * Witness Printer took 5.44 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 188]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 161, overapproximation of bitwiseAnd at line 170, overapproximation of someBinaryArithmeticDOUBLEoperation at line 145. Possible FailurePath: [L17-L26] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L28] static const double zero = 0.0; [L111-L114] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L116] static const double zero_log10 = 0.0; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L180] double x = __VERIFIER_nondet_double(); [L182] x < 0 && isfinite_double(x) [L164] __int32_t hx; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L166] ieee_double_shape_type gh_u; [L167] gh_u.value = (x) [L168] EXPR gh_u.parts.msw [L168] (hx) = gh_u.parts.msw [L170] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L182] x < 0 && isfinite_double(x) VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L182] COND TRUE x < 0 && isfinite_double(x) [L119] double y, z; [L120] __int32_t i, k, hx; [L121] __uint32_t lx; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L124] ieee_double_shape_type ew_u; [L125] ew_u.value = (x) [L126] EXPR ew_u.parts.msw [L126] (hx) = ew_u.parts.msw [L127] EXPR ew_u.parts.lsw [L127] (lx) = ew_u.parts.lsw [L130] k = 0 VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L131] COND FALSE !(hx < 0x00100000) VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L144] COND TRUE hx >= 0x7ff00000 [L145] return x + x; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L184] double res = __ieee754_log10(x); [L161] return x != x; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L187] COND TRUE !isnan_double(res) [L188] __VERIFIER_error() VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 49 locations, 1 error locations. UNSAFE Result, 0.7s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 125 SDtfs, 0 SDslu, 55 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 277 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2018-12-31 03:57:13,435 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 03:57:13,439 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 03:57:13,457 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 03:57:13,457 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 03:57:13,459 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 03:57:13,461 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 03:57:13,462 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 03:57:13,464 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 03:57:13,465 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 03:57:13,466 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 03:57:13,466 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 03:57:13,467 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 03:57:13,468 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 03:57:13,469 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 03:57:13,470 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 03:57:13,471 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 03:57:13,473 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 03:57:13,475 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 03:57:13,476 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 03:57:13,478 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 03:57:13,479 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 03:57:13,481 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 03:57:13,481 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 03:57:13,482 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 03:57:13,483 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 03:57:13,484 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 03:57:13,484 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 03:57:13,485 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 03:57:13,487 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 03:57:13,487 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 03:57:13,487 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 03:57:13,488 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 03:57:13,488 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 03:57:13,489 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 03:57:13,489 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 03:57:13,490 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 03:57:13,506 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 03:57:13,506 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 03:57:13,508 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 03:57:13,508 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 03:57:13,508 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 03:57:13,508 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 03:57:13,508 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 03:57:13,509 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 03:57:13,509 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 03:57:13,509 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 03:57:13,509 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 03:57:13,509 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 03:57:13,509 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 03:57:13,510 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 03:57:13,510 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 03:57:13,510 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 03:57:13,510 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 03:57:13,510 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 03:57:13,511 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 03:57:13,514 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 03:57:13,514 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 03:57:13,514 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 03:57:13,514 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:57:13,515 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 03:57:13,515 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 03:57:13,515 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 03:57:13,515 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 03:57:13,515 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 03:57:13,515 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 03:57:13,516 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 03:57:13,517 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 -> cc541d75f5affce4b825454cfd79356341e493a9 [2018-12-31 03:57:13,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 03:57:13,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 03:57:13,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 03:57:13,578 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 03:57:13,579 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 03:57:13,580 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/float-newlib/double_req_bl_0970a_true-unreach-call.c [2018-12-31 03:57:13,640 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706f551d2/86a8c4742d8b4204aa3250ba0f069530/FLAG734aa58b4 [2018-12-31 03:57:14,105 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 03:57:14,106 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/float-newlib/double_req_bl_0970a_true-unreach-call.c [2018-12-31 03:57:14,114 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706f551d2/86a8c4742d8b4204aa3250ba0f069530/FLAG734aa58b4 [2018-12-31 03:57:14,436 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706f551d2/86a8c4742d8b4204aa3250ba0f069530 [2018-12-31 03:57:14,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 03:57:14,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 03:57:14,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:14,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 03:57:14,447 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 03:57:14,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:14" (1/1) ... [2018-12-31 03:57:14,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36ea0a17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14, skipping insertion in model container [2018-12-31 03:57:14,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 03:57:14" (1/1) ... [2018-12-31 03:57:14,460 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 03:57:14,490 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 03:57:14,748 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:14,756 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 03:57:14,812 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 03:57:14,844 INFO L195 MainTranslator]: Completed translation [2018-12-31 03:57:14,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14 WrapperNode [2018-12-31 03:57:14,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 03:57:14,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:14,846 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 03:57:14,846 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 03:57:14,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14" (1/1) ... [2018-12-31 03:57:14,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14" (1/1) ... [2018-12-31 03:57:14,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 03:57:14,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 03:57:14,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 03:57:14,990 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 03:57:15,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14" (1/1) ... [2018-12-31 03:57:15,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14" (1/1) ... [2018-12-31 03:57:15,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14" (1/1) ... [2018-12-31 03:57:15,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14" (1/1) ... [2018-12-31 03:57:15,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14" (1/1) ... [2018-12-31 03:57:15,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14" (1/1) ... [2018-12-31 03:57:15,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14" (1/1) ... [2018-12-31 03:57:15,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 03:57:15,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 03:57:15,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 03:57:15,051 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 03:57:15,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 03:57:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-31 03:57:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-31 03:57:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 03:57:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-31 03:57:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 03:57:15,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 03:57:15,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 03:57:15,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 03:57:15,532 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:15,575 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:20,083 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:41,904 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:42,485 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:42,597 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:47,841 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 03:57:47,846 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 03:57:47,846 INFO L280 CfgBuilder]: Removed 26 assue(true) statements. [2018-12-31 03:57:47,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:47 BoogieIcfgContainer [2018-12-31 03:57:47,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 03:57:47,848 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 03:57:47,848 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 03:57:47,851 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 03:57:47,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 03:57:14" (1/3) ... [2018-12-31 03:57:47,853 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@172646c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:47, skipping insertion in model container [2018-12-31 03:57:47,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 03:57:14" (2/3) ... [2018-12-31 03:57:47,853 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@172646c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 03:57:47, skipping insertion in model container [2018-12-31 03:57:47,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:47" (3/3) ... [2018-12-31 03:57:47,855 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0970a_true-unreach-call.c [2018-12-31 03:57:47,866 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 03:57:47,876 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-31 03:57:47,895 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-31 03:57:47,928 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 03:57:47,929 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 03:57:47,929 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 03:57:47,929 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 03:57:47,930 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 03:57:47,930 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 03:57:47,930 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 03:57:47,930 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 03:57:47,930 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 03:57:47,945 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states. [2018-12-31 03:57:47,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-31 03:57:47,953 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:47,954 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:47,956 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:47,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:47,961 INFO L82 PathProgramCache]: Analyzing trace with hash -1392627184, now seen corresponding path program 1 times [2018-12-31 03:57:47,966 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 03:57:47,967 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-31 03:57:47,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:48,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:48,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 03:57:48,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:48,133 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 03:57:48,146 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:48,146 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-31 03:57:48,149 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-31 03:57:48,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-31 03:57:48,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 03:57:48,164 INFO L87 Difference]: Start difference. First operand 49 states. Second operand 2 states. [2018-12-31 03:57:48,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:48,186 INFO L93 Difference]: Finished difference Result 95 states and 156 transitions. [2018-12-31 03:57:48,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-31 03:57:48,188 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 12 [2018-12-31 03:57:48,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:48,202 INFO L225 Difference]: With dead ends: 95 [2018-12-31 03:57:48,202 INFO L226 Difference]: Without dead ends: 45 [2018-12-31 03:57:48,206 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-31 03:57:48,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-12-31 03:57:48,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2018-12-31 03:57:48,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-12-31 03:57:48,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 60 transitions. [2018-12-31 03:57:48,248 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 60 transitions. Word has length 12 [2018-12-31 03:57:48,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:48,248 INFO L480 AbstractCegarLoop]: Abstraction has 45 states and 60 transitions. [2018-12-31 03:57:48,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-31 03:57:48,249 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2018-12-31 03:57:48,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-31 03:57:48,250 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:48,250 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:48,251 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:48,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:48,251 INFO L82 PathProgramCache]: Analyzing trace with hash 1009660131, now seen corresponding path program 1 times [2018-12-31 03:57:48,252 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 03:57:48,252 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 [2018-12-31 03:57:48,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:48,402 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 03:57:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:48,465 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 03:57:48,479 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:48,479 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-31 03:57:48,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-31 03:57:48,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-31 03:57:48,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 03:57:48,482 INFO L87 Difference]: Start difference. First operand 45 states and 60 transitions. Second operand 3 states. [2018-12-31 03:57:48,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:48,679 INFO L93 Difference]: Finished difference Result 83 states and 112 transitions. [2018-12-31 03:57:48,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-31 03:57:48,682 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2018-12-31 03:57:48,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:48,683 INFO L225 Difference]: With dead ends: 83 [2018-12-31 03:57:48,683 INFO L226 Difference]: Without dead ends: 45 [2018-12-31 03:57:48,685 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-31 03:57:48,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-12-31 03:57:48,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2018-12-31 03:57:48,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-12-31 03:57:48,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 59 transitions. [2018-12-31 03:57:48,693 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 59 transitions. Word has length 13 [2018-12-31 03:57:48,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:48,693 INFO L480 AbstractCegarLoop]: Abstraction has 45 states and 59 transitions. [2018-12-31 03:57:48,694 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-31 03:57:48,694 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2018-12-31 03:57:48,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 03:57:48,695 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:48,695 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:48,695 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:48,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:48,696 INFO L82 PathProgramCache]: Analyzing trace with hash 34829304, now seen corresponding path program 1 times [2018-12-31 03:57:48,696 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 03:57:48,696 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-12-31 03:57:48,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:48,841 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 03:57:49,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:57:49,114 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 03:57:49,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:57:49,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 03:57:49,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 03:57:49,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 03:57:49,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-31 03:57:49,128 INFO L87 Difference]: Start difference. First operand 45 states and 59 transitions. Second operand 6 states. [2018-12-31 03:57:53,461 WARN L181 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 19 [2018-12-31 03:57:58,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:57:58,276 INFO L93 Difference]: Finished difference Result 50 states and 63 transitions. [2018-12-31 03:57:58,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 03:57:58,312 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-12-31 03:57:58,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:57:58,313 INFO L225 Difference]: With dead ends: 50 [2018-12-31 03:57:58,313 INFO L226 Difference]: Without dead ends: 19 [2018-12-31 03:57:58,314 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=23, Invalid=48, Unknown=1, NotChecked=0, Total=72 [2018-12-31 03:57:58,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-12-31 03:57:58,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2018-12-31 03:57:58,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-12-31 03:57:58,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2018-12-31 03:57:58,319 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 17 [2018-12-31 03:57:58,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:57:58,319 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2018-12-31 03:57:58,319 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 03:57:58,320 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2018-12-31 03:57:58,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-31 03:57:58,320 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:57:58,320 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:57:58,321 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:57:58,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:57:58,321 INFO L82 PathProgramCache]: Analyzing trace with hash -675358345, now seen corresponding path program 1 times [2018-12-31 03:57:58,322 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 03:57:58,322 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-12-31 03:57:58,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:57:59,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:57:59,319 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 03:57:59,446 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 03:57:59,461 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 03:57:59,476 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 03:57:59,486 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 03:57:59,494 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2018-12-31 03:57:59,833 WARN L181 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2018-12-31 03:57:59,848 INFO L683 Elim1Store]: detected equality via solver [2018-12-31 03:57:59,879 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 51 [2018-12-31 03:57:59,881 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-31 03:57:59,925 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 39 [2018-12-31 03:57:59,984 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 34 [2018-12-31 03:57:59,985 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-31 03:58:00,067 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 03:58:00,107 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2018-12-31 03:58:00,122 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 5 [2018-12-31 03:58:00,123 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-31 03:58:00,128 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-31 03:58:00,144 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-31 03:58:00,181 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-31 03:58:00,182 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:73, output treesize:30 [2018-12-31 03:58:00,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:58:00,245 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 03:58:00,273 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:58:00,273 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-31 03:58:00,274 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 03:58:00,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 03:58:00,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-31 03:58:00,275 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand 6 states. [2018-12-31 03:58:03,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:58:03,106 INFO L93 Difference]: Finished difference Result 24 states and 23 transitions. [2018-12-31 03:58:03,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-31 03:58:03,489 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2018-12-31 03:58:03,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:58:03,490 INFO L225 Difference]: With dead ends: 24 [2018-12-31 03:58:03,490 INFO L226 Difference]: Without dead ends: 19 [2018-12-31 03:58:03,491 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-12-31 03:58:03,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-12-31 03:58:03,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2018-12-31 03:58:03,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-12-31 03:58:03,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2018-12-31 03:58:03,496 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 17 [2018-12-31 03:58:03,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:58:03,497 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2018-12-31 03:58:03,497 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 03:58:03,497 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-31 03:58:03,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-31 03:58:03,498 INFO L394 BasicCegarLoop]: Found error trace [2018-12-31 03:58:03,498 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-31 03:58:03,498 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-31 03:58:03,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-31 03:58:03,499 INFO L82 PathProgramCache]: Analyzing trace with hash 473095487, now seen corresponding path program 1 times [2018-12-31 03:58:03,500 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-31 03:58:03,500 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-12-31 03:58:03,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-31 03:58:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-31 03:58:04,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-31 03:58:05,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-31 03:58:05,244 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-31 03:58:05,266 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-31 03:58:05,266 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-31 03:58:05,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-31 03:58:05,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-31 03:58:05,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-31 03:58:05,267 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 6 states. [2018-12-31 03:58:09,536 WARN L181 SmtUtils]: Spent 630.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-12-31 03:58:10,341 WARN L181 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-12-31 03:58:10,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-31 03:58:10,342 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2018-12-31 03:58:10,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-31 03:58:10,342 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-12-31 03:58:10,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-31 03:58:10,343 INFO L225 Difference]: With dead ends: 19 [2018-12-31 03:58:10,343 INFO L226 Difference]: Without dead ends: 0 [2018-12-31 03:58:10,343 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-31 03:58:10,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-31 03:58:10,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-31 03:58:10,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-31 03:58:10,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-31 03:58:10,344 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2018-12-31 03:58:10,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-31 03:58:10,346 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-31 03:58:10,346 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-31 03:58:10,346 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-31 03:58:10,346 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-31 03:58:10,356 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-31 03:58:10,522 WARN L181 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-12-31 03:58:13,104 WARN L181 SmtUtils]: Spent 2.50 s on a formula simplification that was a NOOP. DAG size: 29 [2018-12-31 03:58:14,533 WARN L181 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 25 [2018-12-31 03:58:14,594 INFO L444 ceAbstractionStarter]: At program point L35-2(lines 35 40) the Hoare annotation is: false [2018-12-31 03:58:14,594 INFO L448 ceAbstractionStarter]: For program point L35-3(lines 35 40) no Hoare annotation was computed. [2018-12-31 03:58:14,594 INFO L448 ceAbstractionStarter]: For program point L44(lines 44 45) no Hoare annotation was computed. [2018-12-31 03:58:14,594 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 85) no Hoare annotation was computed. [2018-12-31 03:58:14,594 INFO L451 ceAbstractionStarter]: At program point L193(lines 173 194) the Hoare annotation is: true [2018-12-31 03:58:14,595 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-31 03:58:14,595 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-31 03:58:14,595 INFO L448 ceAbstractionStarter]: For program point L61-1(lines 61 66) no Hoare annotation was computed. [2018-12-31 03:58:14,595 INFO L444 ceAbstractionStarter]: At program point L61-2(lines 61 66) the Hoare annotation is: false [2018-12-31 03:58:14,595 INFO L448 ceAbstractionStarter]: For program point L61-3(lines 61 66) no Hoare annotation was computed. [2018-12-31 03:58:14,595 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 77) no Hoare annotation was computed. [2018-12-31 03:58:14,596 INFO L444 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (and (= (bvadd |ULTIMATE.start_isnan_double_#res| (_ bv4294967295 32)) (_ bv0 32)) (fp.lt ULTIMATE.start_main_~x~0 .cse0) (fp.lt ULTIMATE.start___ieee754_log10_~x .cse0) (exists ((ULTIMATE.start___ieee754_log10_~x (_ FloatingPoint 11 53))) (= |ULTIMATE.start___ieee754_log10_#res| (fp.div roundNearestTiesToEven (fp.sub roundNearestTiesToEven ULTIMATE.start___ieee754_log10_~x ULTIMATE.start___ieee754_log10_~x) (_ +zero 11 53)))) (exists ((v_prenex_15 (_ BitVec 64))) (and (fp.lt (fp ((_ extract 63 63) v_prenex_15) ((_ extract 62 52) v_prenex_15) ((_ extract 51 0) v_prenex_15)) ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))) (= ((_ extract 63 32) v_prenex_15) ULTIMATE.start___ieee754_log10_~hx~1))))) [2018-12-31 03:58:14,596 INFO L448 ceAbstractionStarter]: For program point L79(lines 79 84) no Hoare annotation was computed. [2018-12-31 03:58:14,596 INFO L448 ceAbstractionStarter]: For program point L46(lines 46 47) no Hoare annotation was computed. [2018-12-31 03:58:14,596 INFO L444 ceAbstractionStarter]: At program point L170(lines 163 171) the Hoare annotation is: (and (fp.lt ULTIMATE.start_main_~x~0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))) |ULTIMATE.start_main_#t~short21| (= (_ +zero 11 53) ~zero_log10~0)) [2018-12-31 03:58:14,596 INFO L448 ceAbstractionStarter]: For program point L104(lines 104 107) no Hoare annotation was computed. [2018-12-31 03:58:14,596 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 76) no Hoare annotation was computed. [2018-12-31 03:58:14,597 INFO L448 ceAbstractionStarter]: For program point L96(lines 96 108) no Hoare annotation was computed. [2018-12-31 03:58:14,597 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2018-12-31 03:58:14,597 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 138 142) no Hoare annotation was computed. [2018-12-31 03:58:14,597 INFO L444 ceAbstractionStarter]: At program point L138-2(lines 138 142) the Hoare annotation is: false [2018-12-31 03:58:14,597 INFO L448 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-12-31 03:58:14,597 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 143) no Hoare annotation was computed. [2018-12-31 03:58:14,597 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 118 158) no Hoare annotation was computed. [2018-12-31 03:58:14,598 INFO L448 ceAbstractionStarter]: For program point L98(lines 98 102) no Hoare annotation was computed. [2018-12-31 03:58:14,598 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-31 03:58:14,598 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 123 128) no Hoare annotation was computed. [2018-12-31 03:58:14,598 INFO L444 ceAbstractionStarter]: At program point L123-2(lines 123 128) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (and (fp.lt ULTIMATE.start_main_~x~0 .cse0) (fp.lt ULTIMATE.start___ieee754_log10_~x .cse0) (= (_ +zero 11 53) ~zero_log10~0))) [2018-12-31 03:58:14,598 INFO L448 ceAbstractionStarter]: For program point L123-3(lines 123 128) no Hoare annotation was computed. [2018-12-31 03:58:14,598 INFO L444 ceAbstractionStarter]: At program point L107(lines 30 109) the Hoare annotation is: false [2018-12-31 03:58:14,598 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 165 169) no Hoare annotation was computed. [2018-12-31 03:58:14,599 INFO L448 ceAbstractionStarter]: For program point L132(lines 132 133) no Hoare annotation was computed. [2018-12-31 03:58:14,600 INFO L444 ceAbstractionStarter]: At program point L165-2(lines 165 169) the Hoare annotation is: (and (fp.lt ULTIMATE.start_main_~x~0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))) |ULTIMATE.start_main_#t~short21| (= (_ +zero 11 53) ~zero_log10~0)) [2018-12-31 03:58:14,600 INFO L448 ceAbstractionStarter]: For program point L165-3(lines 165 169) no Hoare annotation was computed. [2018-12-31 03:58:14,601 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-31 03:58:14,601 INFO L444 ceAbstractionStarter]: At program point L157(lines 118 158) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (and (fp.lt ULTIMATE.start_main_~x~0 .cse0) (fp.lt ULTIMATE.start___ieee754_log10_~x .cse0) (exists ((ULTIMATE.start___ieee754_log10_~x (_ FloatingPoint 11 53))) (= |ULTIMATE.start___ieee754_log10_#res| (fp.div roundNearestTiesToEven (fp.sub roundNearestTiesToEven ULTIMATE.start___ieee754_log10_~x ULTIMATE.start___ieee754_log10_~x) (_ +zero 11 53)))) (exists ((v_prenex_15 (_ BitVec 64))) (and (fp.lt (fp ((_ extract 63 63) v_prenex_15) ((_ extract 62 52) v_prenex_15) ((_ extract 51 0) v_prenex_15)) ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))) (= ((_ extract 63 32) v_prenex_15) ULTIMATE.start___ieee754_log10_~hx~1))))) [2018-12-31 03:58:14,602 INFO L448 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2018-12-31 03:58:14,603 INFO L448 ceAbstractionStarter]: For program point L182-2(lines 182 191) no Hoare annotation was computed. [2018-12-31 03:58:14,603 INFO L448 ceAbstractionStarter]: For program point L182-4(lines 182 191) no Hoare annotation was computed. [2018-12-31 03:58:14,603 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 50 54) no Hoare annotation was computed. [2018-12-31 03:58:14,603 INFO L444 ceAbstractionStarter]: At program point L50-2(lines 50 54) the Hoare annotation is: false [2018-12-31 03:58:14,603 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 150 155) no Hoare annotation was computed. [2018-12-31 03:58:14,603 INFO L444 ceAbstractionStarter]: At program point L150-2(lines 150 155) the Hoare annotation is: false [2018-12-31 03:58:14,603 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 188) no Hoare annotation was computed. [2018-12-31 03:58:14,604 INFO L448 ceAbstractionStarter]: For program point L150-3(lines 150 155) no Hoare annotation was computed. [2018-12-31 03:58:14,604 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 55) no Hoare annotation was computed. [2018-12-31 03:58:14,604 INFO L448 ceAbstractionStarter]: For program point L43-1(lines 30 109) no Hoare annotation was computed. [2018-12-31 03:58:14,604 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2018-12-31 03:58:14,604 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 35 40) no Hoare annotation was computed. [2018-12-31 03:58:14,614 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,619 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,621 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,622 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,622 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,623 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,623 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,623 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,624 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,624 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,624 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,624 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,625 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,626 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,626 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,626 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,626 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,626 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,627 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,627 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,627 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,627 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,628 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,629 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,630 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,631 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,631 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,631 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,631 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,632 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,632 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,633 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,633 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,633 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,634 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,634 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,634 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,635 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,635 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,636 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,636 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,637 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,637 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,638 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,638 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.12 03:58:14 BoogieIcfgContainer [2018-12-31 03:58:14,642 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-31 03:58:14,643 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-31 03:58:14,643 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-31 03:58:14,643 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-31 03:58:14,645 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 03:57:47" (3/4) ... [2018-12-31 03:58:14,649 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-31 03:58:14,666 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-12-31 03:58:14,666 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-31 03:58:14,701 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32)) && ~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32))) && (\exists ULTIMATE.start___ieee754_log10_~x : C_DOUBLE :: \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_log10_~x, ULTIMATE.start___ieee754_log10_~x), ~Pluszero~LONGDOUBLE()))) && (\exists v_prenex_15 : bv64 :: ~fp.lt~DOUBLE(~fp~LONGDOUBLE(v_prenex_15[63:63], v_prenex_15[62:52], v_prenex_15[51:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32)) && v_prenex_15[63:32] == hx) [2018-12-31 03:58:14,702 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~bvadd64(\result, 4294967295bv32) == 0bv32 && ~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32))) && ~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32))) && (\exists ULTIMATE.start___ieee754_log10_~x : C_DOUBLE :: \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_log10_~x, ULTIMATE.start___ieee754_log10_~x), ~Pluszero~LONGDOUBLE()))) && (\exists v_prenex_15 : bv64 :: ~fp.lt~DOUBLE(~fp~LONGDOUBLE(v_prenex_15[63:63], v_prenex_15[62:52], v_prenex_15[51:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32)) && v_prenex_15[63:32] == hx) [2018-12-31 03:58:14,789 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-31 03:58:14,793 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-31 03:58:14,794 INFO L168 Benchmark]: Toolchain (without parser) took 60354.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 952.7 MB in the beginning and 903.8 MB in the end (delta: 48.9 MB). Peak memory consumption was 173.1 MB. Max. memory is 11.5 GB. [2018-12-31 03:58:14,795 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 03:58:14,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 402.49 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 936.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-31 03:58:14,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -176.4 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-31 03:58:14,799 INFO L168 Benchmark]: Boogie Preprocessor took 60.30 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2018-12-31 03:58:14,800 INFO L168 Benchmark]: RCFGBuilder took 32796.34 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: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. [2018-12-31 03:58:14,800 INFO L168 Benchmark]: TraceAbstraction took 26794.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 910.4 MB in the end (delta: 160.8 MB). Peak memory consumption was 160.8 MB. Max. memory is 11.5 GB. [2018-12-31 03:58:14,802 INFO L168 Benchmark]: Witness Printer took 150.76 ms. Allocated memory is still 1.2 GB. Free memory was 910.4 MB in the beginning and 903.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-31 03:58:14,804 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 402.49 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 936.6 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 143.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -176.4 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.30 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 32796.34 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: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 26794.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 910.4 MB in the end (delta: 160.8 MB). Peak memory consumption was 160.8 MB. Max. memory is 11.5 GB. * Witness Printer took 150.76 ms. Allocated memory is still 1.2 GB. Free memory was 910.4 MB in the beginning and 903.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 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 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[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,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 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 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[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,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 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 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[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,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 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 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[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,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 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 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 188]: 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: 163]: Loop Invariant [2018-12-31 03:58:14,819 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,820 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32)) && aux-x < 0 && isfinite_double(x)-aux) && ~Pluszero~LONGDOUBLE() == zero_log10 - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant [2018-12-31 03:58:14,821 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,821 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,821 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,821 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,821 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,824 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,824 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,824 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,824 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,825 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,826 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,826 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,826 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,830 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,830 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,830 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,830 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] Derived loop invariant: (((~bvadd64(\result, 4294967295bv32) == 0bv32 && ~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32))) && ~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32))) && (\exists ULTIMATE.start___ieee754_log10_~x : C_DOUBLE :: \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_log10_~x, ULTIMATE.start___ieee754_log10_~x), ~Pluszero~LONGDOUBLE()))) && (\exists v_prenex_15 : bv64 :: ~fp.lt~DOUBLE(~fp~LONGDOUBLE(v_prenex_15[63:63], v_prenex_15[62:52], v_prenex_15[51:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32)) && v_prenex_15[63:32] == hx) - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant [2018-12-31 03:58:14,831 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,832 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,832 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,832 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,832 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,832 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,832 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,835 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,835 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,836 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,836 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,837 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,837 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,837 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,837 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,837 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,843 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_log10_~x,QUANTIFIED] [2018-12-31 03:58:14,843 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,843 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,843 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] [2018-12-31 03:58:14,844 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,844 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_15,QUANTIFIED] Derived loop invariant: ((~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32)) && ~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32))) && (\exists ULTIMATE.start___ieee754_log10_~x : C_DOUBLE :: \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ULTIMATE.start___ieee754_log10_~x, ULTIMATE.start___ieee754_log10_~x), ~Pluszero~LONGDOUBLE()))) && (\exists v_prenex_15 : bv64 :: ~fp.lt~DOUBLE(~fp~LONGDOUBLE(v_prenex_15[63:63], v_prenex_15[62:52], v_prenex_15[51:0]), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32)) && v_prenex_15[63:32] == hx) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant [2018-12-31 03:58:14,845 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,845 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32)) && aux-x < 0 && isfinite_double(x)-aux) && ~Pluszero~LONGDOUBLE() == zero_log10 - InvariantResult [Line: 123]: Loop Invariant [2018-12-31 03:58:14,845 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,846 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,848 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-31 03:58:14,848 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32)) && ~fp.lt~DOUBLE(x, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 0bv32))) && ~Pluszero~LONGDOUBLE() == zero_log10 - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 49 locations, 1 error locations. SAFE Result, 26.6s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 17.7s AutomataDifference, 0.0s DeadEndRemovalTime, 4.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 162 SDtfs, 54 SDslu, 144 SDs, 0 SdLazy, 43 SolverSat, 1 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 10.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 80 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=49occurred 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, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 12 LocationsWithAnnotation, 12 PreInvPairs, 18 NumberOfFragments, 122 HoareAnnotationTreeSize, 12 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 12 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 77 NumberOfCodeBlocks, 77 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 72 ConstructedInterpolants, 8 QuantifiedInterpolants, 5777 SizeOfPredicates, 18 NumberOfNonLiveVariables, 314 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...