/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1271a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 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 ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1271a_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 4b189fb557c4a21bad77cd971e15a993ab805ad5 ........................................................................................................................................................................................................................................................................................................................................................................... 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 ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1271a_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 4b189fb557c4a21bad77cd971e15a993ab805ad5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 15:07:02,562 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:07:02,565 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:07:02,582 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:07:02,583 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:07:02,584 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:07:02,586 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:07:02,589 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:07:02,591 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:07:02,592 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:07:02,595 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:07:02,595 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:07:02,596 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:07:02,597 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:07:02,600 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:07:02,607 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:07:02,608 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:07:02,612 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:07:02,614 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:07:02,618 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:07:02,621 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:07:02,622 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:07:02,627 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:07:02,628 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:07:02,628 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:07:02,629 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:07:02,630 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:07:02,631 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:07:02,632 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:07:02,634 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:07:02,634 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:07:02,635 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:07:02,635 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:07:02,637 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:07:02,637 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:07:02,638 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:07:02,639 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 15:07:02,661 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:07:02,661 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:07:02,662 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:07:02,663 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:07:02,663 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:07:02,664 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:07:02,664 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:07:02,664 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:07:02,664 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:07:02,664 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 15:07:02,664 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:07:02,665 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:07:02,665 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:07:02,665 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:07:02,665 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:07:02,665 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:07:02,667 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:07:02,667 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:07:02,667 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:07:02,667 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:07:02,667 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:07:02,668 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:07:02,668 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:07:02,668 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:07:02,668 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:07:02,668 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:07:02,669 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 15:07:02,670 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:07:02,670 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 15:07:02,670 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 -> 4b189fb557c4a21bad77cd971e15a993ab805ad5 [2018-09-20 15:07:02,720 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:07:02,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:07:02,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:07:02,744 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:07:02,744 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:07:02,745 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1271a_true-unreach-call.c [2018-09-20 15:07:03,127 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/348730d0b/4d2bd5e77f034f5d9790703512e64f21/FLAG9210e8e01 [2018-09-20 15:07:03,327 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:07:03,330 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1271a_true-unreach-call.c [2018-09-20 15:07:03,344 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/348730d0b/4d2bd5e77f034f5d9790703512e64f21/FLAG9210e8e01 [2018-09-20 15:07:03,363 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/348730d0b/4d2bd5e77f034f5d9790703512e64f21 [2018-09-20 15:07:03,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:07:03,370 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:07:03,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:07:03,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:07:03,381 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:07:03,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:07:03" (1/1) ... [2018-09-20 15:07:03,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec861e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:03, skipping insertion in model container [2018-09-20 15:07:03,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:07:03" (1/1) ... [2018-09-20 15:07:03,401 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:07:03,800 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:07:03,817 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:07:03,880 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:07:03,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:03 WrapperNode [2018-09-20 15:07:03,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:07:03,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:07:03,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:07:03,941 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:07:03,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:03" (1/1) ... [2018-09-20 15:07:03,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:03" (1/1) ... [2018-09-20 15:07:03,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:03" (1/1) ... [2018-09-20 15:07:03,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:03" (1/1) ... [2018-09-20 15:07:04,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:03" (1/1) ... [2018-09-20 15:07:04,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:03" (1/1) ... [2018-09-20 15:07:04,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:03" (1/1) ... [2018-09-20 15:07:04,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:07:04,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:07:04,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:07:04,029 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:07:04,032 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:03" (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 [2018-09-20 15:07:04,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:07:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:07:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-20 15:07:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypot [2018-09-20 15:07:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 15:07:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2018-09-20 15:07:04,204 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:07:04,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:07:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 15:07:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-20 15:07:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:07:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 15:07:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 15:07:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:07:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 15:07:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 15:07:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypot [2018-09-20 15:07:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 15:07:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2018-09-20 15:07:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:07:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:07:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:07:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 15:07:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 15:07:06,311 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:07:06,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:07:06 BoogieIcfgContainer [2018-09-20 15:07:06,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:07:06,313 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:07:06,314 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:07:06,318 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:07:06,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:07:03" (1/3) ... [2018-09-20 15:07:06,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e35652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:07:06, skipping insertion in model container [2018-09-20 15:07:06,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:03" (2/3) ... [2018-09-20 15:07:06,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60e35652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:07:06, skipping insertion in model container [2018-09-20 15:07:06,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:07:06" (3/3) ... [2018-09-20 15:07:06,322 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1271a_true-unreach-call.c [2018-09-20 15:07:06,332 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:07:06,341 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:07:06,395 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:07:06,396 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:07:06,396 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:07:06,396 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:07:06,396 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:07:06,396 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:07:06,397 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:07:06,397 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:07:06,397 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:07:06,429 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states. [2018-09-20 15:07:06,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-20 15:07:06,440 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:07:06,442 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:07:06,444 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:07:06,450 INFO L82 PathProgramCache]: Analyzing trace with hash 395708165, now seen corresponding path program 1 times [2018-09-20 15:07:06,453 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:07:06,453 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:07:06,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:07:06,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:07:06,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:07:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:07:06,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:07:06,613 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:07:06,613 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:07:06,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:07:06,630 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:07:06,631 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:07:06,634 INFO L87 Difference]: Start difference. First operand 325 states. Second operand 2 states. [2018-09-20 15:07:06,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:07:06,710 INFO L93 Difference]: Finished difference Result 642 states and 799 transitions. [2018-09-20 15:07:06,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:07:06,712 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 34 [2018-09-20 15:07:06,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:07:06,729 INFO L225 Difference]: With dead ends: 642 [2018-09-20 15:07:06,729 INFO L226 Difference]: Without dead ends: 320 [2018-09-20 15:07:06,738 INFO L606 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 [2018-09-20 15:07:06,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-09-20 15:07:06,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2018-09-20 15:07:06,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2018-09-20 15:07:06,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 351 transitions. [2018-09-20 15:07:06,819 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 351 transitions. Word has length 34 [2018-09-20 15:07:06,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:07:06,819 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 351 transitions. [2018-09-20 15:07:06,820 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:07:06,820 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 351 transitions. [2018-09-20 15:07:06,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-09-20 15:07:06,824 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:07:06,824 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:07:06,824 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:07:06,825 INFO L82 PathProgramCache]: Analyzing trace with hash -341908221, now seen corresponding path program 1 times [2018-09-20 15:07:06,825 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:07:06,825 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:07:06,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:07:06,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:07:06,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:07:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:07:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:07:07,172 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 15:07:07,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:07:07 BoogieIcfgContainer [2018-09-20 15:07:07,238 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:07:07,239 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:07:07,239 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:07:07,239 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:07:07,241 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:07:06" (3/4) ... [2018-09-20 15:07:07,246 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 15:07:07,246 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:07:07,247 INFO L168 Benchmark]: Toolchain (without parser) took 3879.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 950.5 MB in the beginning and 1.0 GB in the end (delta: -59.1 MB). Peak memory consumption was 83.5 MB. Max. memory is 11.5 GB. [2018-09-20 15:07:07,250 INFO L168 Benchmark]: CDTParser took 0.88 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:07:07,251 INFO L168 Benchmark]: CACSL2BoogieTranslator took 568.58 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 929.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-09-20 15:07:07,252 INFO L168 Benchmark]: Boogie Preprocessor took 88.05 ms. Allocated memory is still 1.0 GB. Free memory is still 929.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:07:07,253 INFO L168 Benchmark]: RCFGBuilder took 2283.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 929.0 MB in the beginning and 1.1 GB in the end (delta: -129.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-09-20 15:07:07,254 INFO L168 Benchmark]: TraceAbstraction took 925.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. [2018-09-20 15:07:07,256 INFO L168 Benchmark]: Witness Printer took 7.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:07:07,261 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 568.58 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 929.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 88.05 ms. Allocated memory is still 1.0 GB. Free memory is still 929.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2283.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 929.0 MB in the beginning and 1.1 GB in the end (delta: -129.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 925.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. * Witness Printer took 7.36 ms. Allocated memory is still 1.2 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: 322]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 296, overapproximation of someBinaryArithmeticDOUBLEoperation at line 166, overapproximation of bitwiseAnd at line 142. Possible FailurePath: [L15] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; VAL [\old(one_sqrt)=10737418245, \old(tiny_sqrt)=10737418254, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L315] double x = 0.0 / 0.0; [L316] double y = __VERIFIER_nondet_double(); [L318] CALL isfinite_double(y) VAL [\old(x)=10737418255, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L299] __int32_t hx; VAL [\old(x)=10737418255, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418255] [L301] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=10737418255, gh_u={10737418242:0}, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418255] [L302] FCALL gh_u.value = (x) VAL [\old(x)=10737418255, gh_u={10737418242:0}, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418255] [L303] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=10737418255, gh_u={10737418242:0}, gh_u.parts.msw=6442450944, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418255] [L303] (hx) = gh_u.parts.msw VAL [\old(x)=10737418255, gh_u={10737418242:0}, gh_u.parts.msw=6442450944, hx=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418255] [L303] FCALL (hx) = gh_u.parts.msw VAL [(hx) = gh_u.parts.msw=10737418246, \old(x)=10737418255, gh_u={10737418242:0}, gh_u.parts.msw=6442450944, hx=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418255] [L304] COND FALSE !(0) VAL [\old(x)=10737418255, hx=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418255] [L305] RET return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [\old(x)=10737418255, \result=-1, hx=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418255] [L318] isfinite_double(y) VAL [isfinite_double(y)=-1, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, y=10737418255] [L318] COND TRUE isfinite_double(y) [L319] CALL, EXPR __ieee754_hypot(x, y) VAL [\old(x)=10737418244, \old(y)=10737418255, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L128] double a = x, b = y, t1, t2, y1, y2, w; [L128] double a = x, b = y, t1, t2, y1, y2, w; [L128] double a = x, b = y, t1, t2, y1, y2, w; [L129] __int32_t j, k, ha, hb; VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L132] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, gh_u={10737418253:0}, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L133] FCALL gh_u.value = (x) VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, gh_u={10737418253:0}, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L134] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, gh_u={10737418253:0}, gh_u.parts.msw=10737418240, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L134] (ha) = gh_u.parts.msw VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, gh_u={10737418253:0}, gh_u.parts.msw=10737418240, ha=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L134] FCALL (ha) = gh_u.parts.msw VAL [(ha) = gh_u.parts.msw=10737418247, \old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, gh_u={10737418253:0}, gh_u.parts.msw=10737418240, ha=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L135] COND FALSE !(0) VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L136] ha &= 0x7fffffff VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L138] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, gh_u={10737418243:0}, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L139] FCALL gh_u.value = (y) VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, gh_u={10737418243:0}, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L140] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, gh_u={10737418243:0}, gh_u.parts.msw=-6442450944, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L140] (hb) = gh_u.parts.msw VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, gh_u={10737418243:0}, gh_u.parts.msw=-6442450944, hb=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L140] FCALL (hb) = gh_u.parts.msw VAL [(hb) = gh_u.parts.msw=10737418256, \old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, gh_u={10737418243:0}, gh_u.parts.msw=-6442450944, hb=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L141] COND FALSE !(0) VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, hb=-2147483648, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L142] hb &= 0x7fffffff VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L143] COND FALSE !(hb > ha) [L150] a = x [L151] b = y VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L154] FCALL ieee_double_shape_type sh_u; VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418243:0}, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L155] FCALL sh_u.value = (a) VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418243:0}, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L156] FCALL sh_u.parts.msw = (ha) VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418243:0}, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L157] EXPR, FCALL sh_u.value VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418243:0}, sh_u.value=10737418244, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L157] (a) = sh_u.value VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418243:0}, sh_u.value=10737418244, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L157] FCALL (a) = sh_u.value VAL [(a) = sh_u.value=10737418250, \old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418243:0}, sh_u.value=10737418244, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L157] FCALL (a) = sh_u.value VAL [(a) = sh_u.value=10737418250, (a) = sh_u.value=10737418257, \old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418243:0}, sh_u.value=10737418244, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L158] COND FALSE !(0) VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L160] FCALL ieee_double_shape_type sh_u; VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418242:0}, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L161] FCALL sh_u.value = (b) VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418242:0}, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L162] FCALL sh_u.parts.msw = (hb) VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418242:0}, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L163] EXPR, FCALL sh_u.value VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418242:0}, sh_u.value=10737418255, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L163] (b) = sh_u.value VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418242:0}, sh_u.value=10737418255, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L163] FCALL (b) = sh_u.value VAL [(b) = sh_u.value=10737418248, \old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418242:0}, sh_u.value=10737418255, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L163] FCALL (b) = sh_u.value VAL [(b) = sh_u.value=10737418251, (b) = sh_u.value=10737418248, \old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, sh_u={10737418242:0}, sh_u.value=10737418255, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L164] COND FALSE !(0) VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L165] COND TRUE (ha - hb) > 0x3c00000 [L166] RET return a + b; VAL [\old(x)=10737418244, \old(y)=10737418255, a=10737418244, b=10737418255, ha=0, hb=-62914561, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L319] EXPR __ieee754_hypot(x, y) VAL [__ieee754_hypot(x, y)=10737418252, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L319] double res = __ieee754_hypot(x, y); [L321] CALL, EXPR isnan_double(res) VAL [\old(x)=10737418252, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L296] RET return x != x; VAL [\old(x)=10737418252, \result=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418252] [L321] EXPR isnan_double(res) VAL [isnan_double(res)=0, one_sqrt=1, res=10737418252, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] [L321] COND TRUE !isnan_double(res) [L322] __VERIFIER_error() VAL [one_sqrt=1, res=10737418252, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10737418244, y=10737418255] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 325 locations, 1 error locations. UNSAFE Result, 0.8s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 357 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=325occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 117 NumberOfCodeBlocks, 117 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 1089 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 15:07:09,639 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:07:09,641 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:07:09,654 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:07:09,654 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:07:09,656 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:07:09,657 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:07:09,659 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:07:09,661 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:07:09,662 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:07:09,663 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:07:09,663 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:07:09,664 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:07:09,665 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:07:09,667 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:07:09,668 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:07:09,669 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:07:09,671 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:07:09,676 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:07:09,684 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:07:09,685 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:07:09,686 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:07:09,689 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:07:09,689 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:07:09,689 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:07:09,690 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:07:09,691 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:07:09,692 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:07:09,692 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:07:09,693 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:07:09,693 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:07:09,694 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:07:09,694 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:07:09,694 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:07:09,695 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:07:09,696 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:07:09,696 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 15:07:09,716 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:07:09,717 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:07:09,718 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:07:09,718 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:07:09,719 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:07:09,719 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:07:09,719 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:07:09,720 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:07:09,720 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:07:09,720 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:07:09,721 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:07:09,721 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:07:09,721 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:07:09,721 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:07:09,722 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 15:07:09,722 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 15:07:09,722 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:07:09,722 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:07:09,722 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:07:09,723 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:07:09,723 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:07:09,723 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:07:09,723 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:07:09,725 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:07:09,725 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:07:09,725 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:07:09,725 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:07:09,726 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 15:07:09,726 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:07:09,726 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 15:07:09,726 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 15:07:09,726 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 -> 4b189fb557c4a21bad77cd971e15a993ab805ad5 [2018-09-20 15:07:09,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:07:09,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:07:09,797 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:07:09,799 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:07:09,799 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:07:09,800 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1271a_true-unreach-call.c [2018-09-20 15:07:10,153 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e5730abc/ab16789f454d45ee9e3b6cb46539d38c/FLAGa23b92c9c [2018-09-20 15:07:10,332 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:07:10,332 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1271a_true-unreach-call.c [2018-09-20 15:07:10,342 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e5730abc/ab16789f454d45ee9e3b6cb46539d38c/FLAGa23b92c9c [2018-09-20 15:07:10,359 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e5730abc/ab16789f454d45ee9e3b6cb46539d38c [2018-09-20 15:07:10,363 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:07:10,367 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:07:10,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:07:10,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:07:10,379 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:07:10,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:07:10" (1/1) ... [2018-09-20 15:07:10,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370c6ba1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:10, skipping insertion in model container [2018-09-20 15:07:10,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:07:10" (1/1) ... [2018-09-20 15:07:10,398 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:07:10,768 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:07:10,787 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:07:10,891 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:07:10,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:10 WrapperNode [2018-09-20 15:07:10,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:07:10,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:07:10,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:07:10,938 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:07:10,954 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:10" (1/1) ... [2018-09-20 15:07:10,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:10" (1/1) ... [2018-09-20 15:07:10,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:10" (1/1) ... [2018-09-20 15:07:10,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:10" (1/1) ... [2018-09-20 15:07:11,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:10" (1/1) ... [2018-09-20 15:07:11,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:10" (1/1) ... [2018-09-20 15:07:11,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:10" (1/1) ... [2018-09-20 15:07:11,029 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:07:11,030 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:07:11,030 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:07:11,030 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:07:11,031 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:10" (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 [2018-09-20 15:07:11,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:07:11,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:07:11,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-20 15:07:11,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypot [2018-09-20 15:07:11,247 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 15:07:11,247 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2018-09-20 15:07:11,247 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:07:11,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:07:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 15:07:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-20 15:07:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:07:11,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 15:07:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 15:07:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:07:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 15:07:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 15:07:11,252 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypot [2018-09-20 15:07:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 15:07:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2018-09-20 15:07:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:07:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:07:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:07:11,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 15:07:11,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 15:07:11,605 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:11,639 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:11,914 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:11,936 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:11,966 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:19,233 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:19,273 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:19,393 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:19,574 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:19,694 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:19,851 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:19,894 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:19,978 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:20,529 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:20,570 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:20,696 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:20,737 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:20,771 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:20,804 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:21,250 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:21,259 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:21,280 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:21,294 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:21,353 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:21,513 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:21,735 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:21,775 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:21,807 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:07:21,889 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:07:21,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:07:21 BoogieIcfgContainer [2018-09-20 15:07:21,890 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:07:21,891 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:07:21,891 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:07:21,894 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:07:21,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:07:10" (1/3) ... [2018-09-20 15:07:21,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36d77e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:07:21, skipping insertion in model container [2018-09-20 15:07:21,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:07:10" (2/3) ... [2018-09-20 15:07:21,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36d77e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:07:21, skipping insertion in model container [2018-09-20 15:07:21,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:07:21" (3/3) ... [2018-09-20 15:07:21,898 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_1271a_true-unreach-call.c [2018-09-20 15:07:21,909 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:07:21,920 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:07:21,980 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:07:21,981 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:07:21,981 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:07:21,981 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:07:21,981 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:07:21,981 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:07:21,982 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:07:21,982 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:07:21,982 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:07:22,036 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states. [2018-09-20 15:07:22,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-20 15:07:22,050 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:07:22,052 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:07:22,055 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:07:22,062 INFO L82 PathProgramCache]: Analyzing trace with hash -188971908, now seen corresponding path program 1 times [2018-09-20 15:07:22,067 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:07:22,068 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 [2018-09-20 15:07:22,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:07:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:07:22,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:07:22,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:07:22,299 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:07:22,318 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:07:22,318 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:07:22,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:07:22,340 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:07:22,341 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:07:22,343 INFO L87 Difference]: Start difference. First operand 323 states. Second operand 2 states. [2018-09-20 15:07:22,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:07:22,433 INFO L93 Difference]: Finished difference Result 638 states and 795 transitions. [2018-09-20 15:07:22,435 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:07:22,436 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2018-09-20 15:07:22,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:07:22,453 INFO L225 Difference]: With dead ends: 638 [2018-09-20 15:07:22,454 INFO L226 Difference]: Without dead ends: 318 [2018-09-20 15:07:22,462 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:07:22,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2018-09-20 15:07:22,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 318. [2018-09-20 15:07:22,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2018-09-20 15:07:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 349 transitions. [2018-09-20 15:07:22,540 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 349 transitions. Word has length 32 [2018-09-20 15:07:22,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:07:22,540 INFO L480 AbstractCegarLoop]: Abstraction has 318 states and 349 transitions. [2018-09-20 15:07:22,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:07:22,541 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 349 transitions. [2018-09-20 15:07:22,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-20 15:07:22,545 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:07:22,545 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:07:22,546 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:07:22,546 INFO L82 PathProgramCache]: Analyzing trace with hash 728260550, now seen corresponding path program 1 times [2018-09-20 15:07:22,548 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:07:22,548 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 [2018-09-20 15:07:22,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:07:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:07:22,820 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:07:22,979 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 14 treesize of output 11 [2018-09-20 15:07:22,985 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 15:07:22,986 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:07:22,996 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:07:23,025 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:07:23,026 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 15:07:23,101 INFO L477 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 20 treesize of output 16 [2018-09-20 15:07:23,122 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-09-20 15:07:23,123 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:07:23,146 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:07:23,222 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 15:07:23,223 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 15:07:24,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:07:24,197 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:07:24,217 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:07:24,217 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-09-20 15:07:24,219 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-09-20 15:07:24,222 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-09-20 15:07:24,223 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2018-09-20 15:07:24,223 INFO L87 Difference]: Start difference. First operand 318 states and 349 transitions. Second operand 11 states. [2018-09-20 15:07:24,961 WARN L178 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 15:09:29,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:09:29,441 INFO L93 Difference]: Finished difference Result 739 states and 796 transitions. [2018-09-20 15:09:29,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-09-20 15:09:29,444 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 81 [2018-09-20 15:09:29,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:09:29,453 INFO L225 Difference]: With dead ends: 739 [2018-09-20 15:09:29,454 INFO L226 Difference]: Without dead ends: 604 [2018-09-20 15:09:29,456 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=93, Invalid=413, Unknown=0, NotChecked=0, Total=506 [2018-09-20 15:09:29,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2018-09-20 15:09:29,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 399. [2018-09-20 15:09:29,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2018-09-20 15:09:29,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 434 transitions. [2018-09-20 15:09:29,522 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 434 transitions. Word has length 81 [2018-09-20 15:09:29,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:09:29,523 INFO L480 AbstractCegarLoop]: Abstraction has 399 states and 434 transitions. [2018-09-20 15:09:29,523 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-09-20 15:09:29,524 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 434 transitions. [2018-09-20 15:09:29,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-09-20 15:09:29,527 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:09:29,528 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:09:29,528 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:09:29,529 INFO L82 PathProgramCache]: Analyzing trace with hash -115744952, now seen corresponding path program 1 times [2018-09-20 15:09:29,530 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:09:29,530 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 [2018-09-20 15:09:29,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:09:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:09:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 15:09:30,738 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 15:09:30,894 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,897 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,897 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,898 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,898 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,900 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,900 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,901 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,903 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,904 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,905 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,906 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,907 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,908 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,910 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,911 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,912 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,913 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,913 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,914 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,914 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,915 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,915 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,916 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:09:30 BoogieIcfgContainer [2018-09-20 15:09:30,932 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:09:30,932 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:09:30,932 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:09:30,933 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:09:30,933 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:07:21" (3/4) ... [2018-09-20 15:09:30,936 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-09-20 15:09:30,988 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,989 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,989 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,990 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,990 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,993 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,994 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,996 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,998 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:30,999 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,000 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,005 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,007 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,008 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,012 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,015 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,017 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,019 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,019 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,020 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,020 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,020 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,020 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,021 WARN L1243 BoogieBacktranslator]: Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE [2018-09-20 15:09:31,126 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 15:09:31,127 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:09:31,132 INFO L168 Benchmark]: Toolchain (without parser) took 140767.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 208.1 MB). Free memory was 951.8 MB in the beginning and 1.2 GB in the end (delta: -200.6 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-09-20 15:09:31,133 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:09:31,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.27 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-09-20 15:09:31,133 INFO L168 Benchmark]: Boogie Preprocessor took 91.82 ms. Allocated memory is still 1.0 GB. Free memory was 930.4 MB in the beginning and 925.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 15:09:31,134 INFO L168 Benchmark]: RCFGBuilder took 10860.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 925.0 MB in the beginning and 1.0 GB in the end (delta: -111.8 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2018-09-20 15:09:31,134 INFO L168 Benchmark]: TraceAbstraction took 129040.76 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -131.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:09:31,135 INFO L168 Benchmark]: Witness Printer took 194.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-09-20 15:09:31,138 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 569.27 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 91.82 ms. Allocated memory is still 1.0 GB. Free memory was 930.4 MB in the beginning and 925.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 10860.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 925.0 MB in the beginning and 1.0 GB in the end (delta: -111.8 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 129040.76 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -131.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 194.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation could not match function ~Plusoo~LONGDOUBLE * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 322]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L15] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L15] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; VAL [\old(one_sqrt)=0.000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000025, \old(tiny_sqrt)=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000049, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L315] double x = 0.0 / 0.0; [L316] double y = __VERIFIER_nondet_double(); [L318] CALL isfinite_double(y) VAL [\old(x)=0.0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L299] __int32_t hx; VAL [\old(x)=0.0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L301] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=0.0, gh_u={2:0}, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L302] FCALL gh_u.value = (x) VAL [\old(x)=0.0, gh_u={2:0}, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L303] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=0.0, gh_u={2:0}, gh_u.parts.msw=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L303] (hx) = gh_u.parts.msw VAL [\old(x)=0.0, gh_u={2:0}, gh_u.parts.msw=0, hx=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L303] FCALL (hx) = gh_u.parts.msw VAL [(hx) = gh_u.parts.msw=0.0, \old(x)=0.0, gh_u={2:0}, gh_u.parts.msw=0, hx=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L304] COND FALSE !(0) VAL [\old(x)=0.0, hx=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L305] RET return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [\old(x)=0.0, \result=1, hx=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=0.0] [L318] isfinite_double(y) VAL [isfinite_double(y)=1, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L318] COND TRUE isfinite_double(y) [L319] CALL, EXPR __ieee754_hypot(x, y) VAL [\old(x)=NaN, \old(y)=0.0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L128] double a = x, b = y, t1, t2, y1, y2, w; [L128] double a = x, b = y, t1, t2, y1, y2, w; [L128] double a = x, b = y, t1, t2, y1, y2, w; [L129] __int32_t j, k, ha, hb; VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L132] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={1:0}, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L133] FCALL gh_u.value = (x) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={1:0}, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L134] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={1:0}, gh_u.parts.msw=-1048576, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L134] (ha) = gh_u.parts.msw VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={1:0}, gh_u.parts.msw=-1048576, ha=-1048576, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L134] FCALL (ha) = gh_u.parts.msw VAL [(ha) = gh_u.parts.msw=NaN, \old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={1:0}, gh_u.parts.msw=-1048576, ha=-1048576, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L135] COND FALSE !(0) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=-1048576, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L136] ha &= 0x7fffffff VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L138] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={6:0}, ha=2146435072, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L139] FCALL gh_u.value = (y) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={6:0}, ha=2146435072, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L140] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={6:0}, gh_u.parts.msw=0, ha=2146435072, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L140] (hb) = gh_u.parts.msw VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={6:0}, gh_u.parts.msw=0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L140] FCALL (hb) = gh_u.parts.msw VAL [(hb) = gh_u.parts.msw=0.0, \old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, gh_u={6:0}, gh_u.parts.msw=0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L141] COND FALSE !(0) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L142] hb &= 0x7fffffff VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L143] COND FALSE !(hb > ha) [L150] a = x [L151] b = y VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L154] FCALL ieee_double_shape_type sh_u; VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L155] FCALL sh_u.value = (a) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L156] FCALL sh_u.parts.msw = (ha) VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L157] EXPR, FCALL sh_u.value VAL [\old(x)=NaN, \old(y)=0.0, a=NaN, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L157] (a) = sh_u.value VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L157] FCALL (a) = sh_u.value VAL [(a) = sh_u.value=0, \old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L157] FCALL (a) = sh_u.value VAL [(a) = sh_u.value=0, (a) = sh_u.value=0, \old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={3:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L158] COND FALSE !(0) VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L160] FCALL ieee_double_shape_type sh_u; VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L161] FCALL sh_u.value = (b) VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L162] FCALL sh_u.parts.msw = (hb) VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L163] EXPR, FCALL sh_u.value VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, sh_u.value=0.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L163] (b) = sh_u.value VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, sh_u.value=0.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L163] FCALL (b) = sh_u.value VAL [(b) = sh_u.value=0, \old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, sh_u.value=0.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L163] FCALL (b) = sh_u.value VAL [(b) = sh_u.value=0, (b) = sh_u.value=0, \old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, sh_u={2:0}, sh_u.value=0.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L164] COND FALSE !(0) VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L165] COND TRUE (ha - hb) > 0x3c00000 [L166] RET return a + b; VAL [\old(x)=NaN, \old(y)=0.0, b=0.0, ha=2146435072, hb=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L319] EXPR __ieee754_hypot(x, y) VAL [one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L319] double res = __ieee754_hypot(x, y); [L321] CALL, EXPR isnan_double(res) VAL [one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L296] RET return x != x; VAL [\result=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010] [L321] EXPR isnan_double(res) VAL [isnan_double(res)=0, one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] [L321] COND TRUE !isnan_double(res) [L322] __VERIFIER_error() VAL [one_sqrt=1.0, tiny_sqrt=0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010, x=NaN, y=0.0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 323 locations, 1 error locations. UNSAFE Result, 128.9s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 125.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 910 SDtfs, 1143 SDslu, 3336 SDs, 0 SdLazy, 543 SolverSat, 27 SolverUnsat, 55 SolverUnknown, 0 SolverNotchecked, 121.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=399occurred in iteration=2, 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: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 205 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 111 ConstructedInterpolants, 47 QuantifiedInterpolants, 83601 SizeOfPredicates, 9 NumberOfNonLiveVariables, 245 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...