./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0740_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0740_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77a01f137667344720fd98189387bfe86c106b2a ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0740_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77a01f137667344720fd98189387bfe86c106b2a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 05:49:47,561 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:49:47,562 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:49:47,568 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:49:47,568 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:49:47,569 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:49:47,570 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:49:47,571 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:49:47,572 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:49:47,573 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:49:47,573 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:49:47,574 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:49:47,574 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:49:47,575 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:49:47,576 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:49:47,576 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:49:47,577 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:49:47,578 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:49:47,580 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:49:47,581 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:49:47,582 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:49:47,583 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:49:47,584 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:49:47,585 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:49:47,585 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:49:47,585 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:49:47,586 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:49:47,587 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:49:47,587 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:49:47,588 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:49:47,588 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:49:47,589 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:49:47,589 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:49:47,589 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:49:47,590 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:49:47,590 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:49:47,591 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 05:49:47,601 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:49:47,601 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:49:47,602 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 05:49:47,602 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 05:49:47,602 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 05:49:47,602 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 05:49:47,602 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 05:49:47,602 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 05:49:47,603 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 05:49:47,603 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 05:49:47,603 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 05:49:47,603 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 05:49:47,603 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 05:49:47,604 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:49:47,604 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 05:49:47,604 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 05:49:47,604 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 05:49:47,604 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:49:47,604 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 05:49:47,604 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 05:49:47,605 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 05:49:47,605 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 05:49:47,605 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:49:47,605 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:49:47,605 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 05:49:47,605 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:49:47,605 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:49:47,606 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 05:49:47,606 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 05:49:47,606 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:49:47,606 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:49:47,606 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 05:49:47,606 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 05:49:47,606 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 05:49:47,606 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 05:49:47,607 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 05:49:47,607 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 05:49:47,607 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan 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 -> Taipan 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 -> 77a01f137667344720fd98189387bfe86c106b2a [2018-11-23 05:49:47,629 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:49:47,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:49:47,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:49:47,641 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:49:47,641 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:49:47,641 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0740_true-unreach-call.c [2018-11-23 05:49:47,677 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/data/ac44426ef/ed0bdac43f934b0197341693fea82558/FLAGb37439512 [2018-11-23 05:49:48,080 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:49:48,080 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/sv-benchmarks/c/float-newlib/double_req_bl_0740_true-unreach-call.c [2018-11-23 05:49:48,084 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/data/ac44426ef/ed0bdac43f934b0197341693fea82558/FLAGb37439512 [2018-11-23 05:49:48,093 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/data/ac44426ef/ed0bdac43f934b0197341693fea82558 [2018-11-23 05:49:48,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:49:48,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:49:48,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:49:48,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:49:48,098 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:49:48,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:49:48" (1/1) ... [2018-11-23 05:49:48,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12bef052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48, skipping insertion in model container [2018-11-23 05:49:48,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:49:48" (1/1) ... [2018-11-23 05:49:48,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:49:48,127 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:49:48,259 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:49:48,261 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:49:48,290 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:49:48,342 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:49:48,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48 WrapperNode [2018-11-23 05:49:48,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:49:48,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:49:48,343 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:49:48,343 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:49:48,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48" (1/1) ... [2018-11-23 05:49:48,360 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48" (1/1) ... [2018-11-23 05:49:48,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:49:48,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:49:48,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:49:48,367 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:49:48,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48" (1/1) ... [2018-11-23 05:49:48,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48" (1/1) ... [2018-11-23 05:49:48,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48" (1/1) ... [2018-11-23 05:49:48,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48" (1/1) ... [2018-11-23 05:49:48,389 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48" (1/1) ... [2018-11-23 05:49:48,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48" (1/1) ... [2018-11-23 05:49:48,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48" (1/1) ... [2018-11-23 05:49:48,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:49:48,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:49:48,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:49:48,401 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:49:48,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/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 [2018-11-23 05:49:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-11-23 05:49:48,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-11-23 05:49:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 05:49:48,444 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 05:49:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 05:49:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 05:49:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-23 05:49:48,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-23 05:49:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 05:49:48,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 05:49:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 05:49:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 05:49:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:49:48,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:49:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 05:49:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 05:49:48,737 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:49:48,737 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-23 05:49:48,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:49:48 BoogieIcfgContainer [2018-11-23 05:49:48,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:49:48,738 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 05:49:48,739 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 05:49:48,741 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 05:49:48,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:49:48" (1/3) ... [2018-11-23 05:49:48,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@719c8ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:49:48, skipping insertion in model container [2018-11-23 05:49:48,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:48" (2/3) ... [2018-11-23 05:49:48,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@719c8ddc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:49:48, skipping insertion in model container [2018-11-23 05:49:48,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:49:48" (3/3) ... [2018-11-23 05:49:48,744 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0740_true-unreach-call.c [2018-11-23 05:49:48,750 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 05:49:48,755 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 05:49:48,765 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 05:49:48,788 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 05:49:48,788 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 05:49:48,788 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 05:49:48,789 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 05:49:48,789 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 05:49:48,789 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 05:49:48,789 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 05:49:48,789 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 05:49:48,802 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states. [2018-11-23 05:49:48,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 05:49:48,807 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:49:48,807 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:49:48,809 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:49:48,814 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:49:48,814 INFO L82 PathProgramCache]: Analyzing trace with hash -429811670, now seen corresponding path program 1 times [2018-11-23 05:49:48,816 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:49:48,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:49:48,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:49:48,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:49:48,856 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:49:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:49:48,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:49:48,925 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:49:48,925 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 05:49:48,925 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 05:49:48,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 05:49:48,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 05:49:48,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 05:49:48,942 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 2 states. [2018-11-23 05:49:48,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:49:48,962 INFO L93 Difference]: Finished difference Result 116 states and 172 transitions. [2018-11-23 05:49:48,962 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 05:49:48,963 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-11-23 05:49:48,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:49:48,972 INFO L225 Difference]: With dead ends: 116 [2018-11-23 05:49:48,972 INFO L226 Difference]: Without dead ends: 58 [2018-11-23 05:49:48,975 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 05:49:48,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-11-23 05:49:49,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2018-11-23 05:49:49,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-11-23 05:49:49,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 77 transitions. [2018-11-23 05:49:49,010 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 77 transitions. Word has length 20 [2018-11-23 05:49:49,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:49:49,010 INFO L480 AbstractCegarLoop]: Abstraction has 58 states and 77 transitions. [2018-11-23 05:49:49,010 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 05:49:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2018-11-23 05:49:49,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 05:49:49,011 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:49:49,011 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:49:49,011 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:49:49,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:49:49,012 INFO L82 PathProgramCache]: Analyzing trace with hash 1876471549, now seen corresponding path program 1 times [2018-11-23 05:49:49,012 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 05:49:49,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:49:49,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:49:49,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:49:49,013 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 05:49:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:49:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 05:49:49,075 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=19, |#NULL.offset|=9, |old(#NULL.base)|=19, |old(#NULL.offset)|=9, |old(~one_sqrt~0)|=16.0, |old(~tiny_sqrt~0)|=10.0, ~one_sqrt~0=16.0, ~tiny_sqrt~0=10.0] [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~one_sqrt~0 := 1.0;~tiny_sqrt~0 := 1.0E-300; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=19, |old(#NULL.offset)|=9, |old(~one_sqrt~0)|=16.0, |old(~tiny_sqrt~0)|=10.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=19, |old(#NULL.offset)|=9, |old(~one_sqrt~0)|=16.0, |old(~tiny_sqrt~0)|=10.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] RET #198#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] CALL call #t~ret9 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(~someUnaryDOUBLEoperation(1.0), 0.0); VAL [|#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] CALL call #t~ret7 := __ieee754_sqrt(~x~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=17.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] ~x := #in~x;havoc ~z~0;~sign~0 := -2147483648;havoc ~r~0;havoc ~t1~0;havoc ~s1~0;havoc ~ix1~0;havoc ~q1~0;havoc ~ix0~0;havoc ~s0~0;havoc ~q~0;havoc ~m~0;havoc ~t~0;havoc ~i~0; VAL [__ieee754_sqrt_~sign~0=(- 2147483648), __ieee754_sqrt_~x=17.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=17.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] call ~#ew_u~0.base, ~#ew_u~0.offset := #Ultimate.alloc(8);call write~real(~x, ~#ew_u~0.base, ~#ew_u~0.offset, 8);call #t~mem0 := read~int(~#ew_u~0.base, 4 + ~#ew_u~0.offset, 4);~ix0~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296);call write~real(#t~union1, ~#ew_u~0.base, ~#ew_u~0.offset, 8);havoc #t~mem0;havoc #t~union1;call #t~mem2 := read~int(~#ew_u~0.base, ~#ew_u~0.offset, 4);~ix1~0 := #t~mem2;call write~real(#t~union3, ~#ew_u~0.base, ~#ew_u~0.offset, 8);havoc #t~union3;havoc #t~mem2;call ULTIMATE.dealloc(~#ew_u~0.base, ~#ew_u~0.offset);havoc ~#ew_u~0.base, ~#ew_u~0.offset; VAL [__ieee754_sqrt_~ix0~0=3, __ieee754_sqrt_~ix1~0=13, __ieee754_sqrt_~sign~0=(- 2147483648), __ieee754_sqrt_~x=17.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=17.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] goto; VAL [__ieee754_sqrt_~ix0~0=3, __ieee754_sqrt_~ix1~0=13, __ieee754_sqrt_~sign~0=(- 2147483648), __ieee754_sqrt_~x=17.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=17.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072);#res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [__ieee754_sqrt_~ix0~0=3, __ieee754_sqrt_~ix1~0=13, __ieee754_sqrt_~sign~0=(- 2147483648), __ieee754_sqrt_~x=17.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=17.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume true; VAL [__ieee754_sqrt_~ix0~0=3, __ieee754_sqrt_~ix1~0=13, __ieee754_sqrt_~sign~0=(- 2147483648), __ieee754_sqrt_~x=17.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=17.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] RET #202#return; VAL [main_~x~0=17.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret7|=15.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] ~res~0 := #t~ret7;havoc #t~ret7; VAL [main_~res~0=15.0, main_~x~0=17.0, |#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] CALL call #t~ret8 := isnan_double(~res~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |isnan_double_#in~x|=15.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] ~x := #in~x;#res := (if ~someBinaryDOUBLEComparisonOperation(~x, ~x) then 1 else 0); VAL [isnan_double_~x=15.0, |#NULL.base|=0, |#NULL.offset|=0, |isnan_double_#in~x|=15.0, |isnan_double_#res|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume true; VAL [isnan_double_~x=15.0, |#NULL.base|=0, |#NULL.offset|=0, |isnan_double_#in~x|=15.0, |isnan_double_#res|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] RET #204#return; VAL [main_~res~0=15.0, main_~x~0=17.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret8|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [main_~res~0=15.0, main_~x~0=17.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret8|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume 0 == #t~ret8;havoc #t~ret8; VAL [main_~res~0=15.0, main_~x~0=17.0, |#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume !false; VAL [main_~res~0=15.0, main_~x~0=17.0, |#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] CALL call ULTIMATE.init(); VAL [#NULL.base=19, #NULL.offset=9, old(#NULL.base)=19, old(#NULL.offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=16.0, ~tiny_sqrt~0=10.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L17] ~one_sqrt~0 := 1.0; [L17] ~tiny_sqrt~0 := 1.0E-300; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=19, old(#NULL.offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=19, old(#NULL.offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L139] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(~someUnaryDOUBLEoperation(1.0), 0.0); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L140] CALL call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#in~x=17.0, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L19-L127] ~x := #in~x; [L20] havoc ~z~0; [L21] ~sign~0 := -2147483648; [L22] havoc ~r~0; [L22] havoc ~t1~0; [L22] havoc ~s1~0; [L22] havoc ~ix1~0; [L22] havoc ~q1~0; [L23] havoc ~ix0~0; [L23] havoc ~s0~0; [L23] havoc ~q~0; [L23] havoc ~m~0; [L23] havoc ~t~0; [L23] havoc ~i~0; VAL [#in~x=17.0, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L26] call ~#ew_u~0.base, ~#ew_u~0.offset := #Ultimate.alloc(8); [L27] call write~real(~x, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L28] call #t~mem0 := read~int(~#ew_u~0.base, 4 + ~#ew_u~0.offset, 4); [L28] ~ix0~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L28] call write~real(#t~union1, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L28] havoc #t~mem0; [L28] havoc #t~union1; [L29] call #t~mem2 := read~int(~#ew_u~0.base, ~#ew_u~0.offset, 4); [L29] ~ix1~0 := #t~mem2; [L29] call write~real(#t~union3, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L29] havoc #t~union3; [L29] havoc #t~mem2; [L26] call ULTIMATE.dealloc(~#ew_u~0.base, ~#ew_u~0.offset); [L26] havoc ~#ew_u~0.base, ~#ew_u~0.offset; VAL [#in~x=17.0, #NULL.base=0, #NULL.offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L32-L34] assume 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072); [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=17.0, #NULL.base=0, #NULL.offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L19-L127] ensures true; VAL [#in~x=17.0, #NULL.base=0, #NULL.offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L140] RET call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret7=15.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L140] ~res~0 := #t~ret7; [L140] havoc #t~ret7; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] CALL call #t~ret8 := isnan_double(~res~0); VAL [#in~x=15.0, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L130] ~x := #in~x; [L130] #res := (if ~someBinaryDOUBLEComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=15.0, #NULL.base=0, #NULL.offset=0, #res=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=15.0] [L130] ensures true; VAL [#in~x=15.0, #NULL.base=0, #NULL.offset=0, #res=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=15.0] [L143] RET call #t~ret8 := isnan_double(~res~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143-L146] assume 0 == #t~ret8; [L143] havoc #t~ret8; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L144] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=19, #NULL.offset=9, old(#NULL.base)=19, old(#NULL.offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=16.0, ~tiny_sqrt~0=10.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L17] ~one_sqrt~0 := 1.0; [L17] ~tiny_sqrt~0 := 1.0E-300; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=19, old(#NULL.offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=19, old(#NULL.offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L139] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(~someUnaryDOUBLEoperation(1.0), 0.0); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L140] CALL call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#in~x=17.0, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L19-L127] ~x := #in~x; [L20] havoc ~z~0; [L21] ~sign~0 := -2147483648; [L22] havoc ~r~0; [L22] havoc ~t1~0; [L22] havoc ~s1~0; [L22] havoc ~ix1~0; [L22] havoc ~q1~0; [L23] havoc ~ix0~0; [L23] havoc ~s0~0; [L23] havoc ~q~0; [L23] havoc ~m~0; [L23] havoc ~t~0; [L23] havoc ~i~0; VAL [#in~x=17.0, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L26] call ~#ew_u~0.base, ~#ew_u~0.offset := #Ultimate.alloc(8); [L27] call write~real(~x, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L28] call #t~mem0 := read~int(~#ew_u~0.base, 4 + ~#ew_u~0.offset, 4); [L28] ~ix0~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L28] call write~real(#t~union1, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L28] havoc #t~mem0; [L28] havoc #t~union1; [L29] call #t~mem2 := read~int(~#ew_u~0.base, ~#ew_u~0.offset, 4); [L29] ~ix1~0 := #t~mem2; [L29] call write~real(#t~union3, ~#ew_u~0.base, ~#ew_u~0.offset, 8); [L29] havoc #t~union3; [L29] havoc #t~mem2; [L26] call ULTIMATE.dealloc(~#ew_u~0.base, ~#ew_u~0.offset); [L26] havoc ~#ew_u~0.base, ~#ew_u~0.offset; VAL [#in~x=17.0, #NULL.base=0, #NULL.offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L32-L34] assume 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072); [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=17.0, #NULL.base=0, #NULL.offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L19-L127] ensures true; VAL [#in~x=17.0, #NULL.base=0, #NULL.offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L140] RET call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret7=15.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L140] ~res~0 := #t~ret7; [L140] havoc #t~ret7; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] CALL call #t~ret8 := isnan_double(~res~0); VAL [#in~x=15.0, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L130] ~x := #in~x; [L130] #res := (if ~someBinaryDOUBLEComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=15.0, #NULL.base=0, #NULL.offset=0, #res=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=15.0] [L130] ensures true; VAL [#in~x=15.0, #NULL.base=0, #NULL.offset=0, #res=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=15.0] [L143] RET call #t~ret8 := isnan_double(~res~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143-L146] assume 0 == #t~ret8; [L143] havoc #t~ret8; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L144] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=19, #NULL!offset=9, old(#NULL!base)=19, old(#NULL!offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=16.0, ~tiny_sqrt~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L17] ~one_sqrt~0 := 1.0; [L17] ~tiny_sqrt~0 := 1.0E-300; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=19, old(#NULL!offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L139] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(~someUnaryDOUBLEoperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L140] CALL call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L19-L127] ~x := #in~x; [L20] havoc ~z~0; [L21] ~sign~0 := -2147483648; [L22] havoc ~r~0; [L22] havoc ~t1~0; [L22] havoc ~s1~0; [L22] havoc ~ix1~0; [L22] havoc ~q1~0; [L23] havoc ~ix0~0; [L23] havoc ~s0~0; [L23] havoc ~q~0; [L23] havoc ~m~0; [L23] havoc ~t~0; [L23] havoc ~i~0; VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L26] FCALL call ~#ew_u~0 := #Ultimate.alloc(8); [L27] FCALL call write~real(~x, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L28] FCALL call #t~mem0 := read~int({ base: ~#ew_u~0!base, offset: 4 + ~#ew_u~0!offset }, 4); [L28] ~ix0~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L28] FCALL call write~real(#t~union1, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L28] havoc #t~mem0; [L28] havoc #t~union1; [L29] FCALL call #t~mem2 := read~int({ base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 4); [L29] ~ix1~0 := #t~mem2; [L29] FCALL call write~real(#t~union3, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L29] havoc #t~union3; [L29] havoc #t~mem2; [L26] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L26] havoc ~#ew_u~0; VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L32] COND TRUE 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072) [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L140] RET call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret7=15.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L140] ~res~0 := #t~ret7; [L140] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] CALL call #t~ret8 := isnan_double(~res~0); VAL [#in~x=15.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L130] ~x := #in~x; [L130] #res := (if ~someBinaryDOUBLEComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=15.0, #NULL!base=0, #NULL!offset=0, #res=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=15.0] [L143] RET call #t~ret8 := isnan_double(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] COND TRUE 0 == #t~ret8 [L143] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L144] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=19, #NULL!offset=9, old(#NULL!base)=19, old(#NULL!offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=16.0, ~tiny_sqrt~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L17] ~one_sqrt~0 := 1.0; [L17] ~tiny_sqrt~0 := 1.0E-300; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=19, old(#NULL!offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L139] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(~someUnaryDOUBLEoperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L140] CALL call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L19-L127] ~x := #in~x; [L20] havoc ~z~0; [L21] ~sign~0 := -2147483648; [L22] havoc ~r~0; [L22] havoc ~t1~0; [L22] havoc ~s1~0; [L22] havoc ~ix1~0; [L22] havoc ~q1~0; [L23] havoc ~ix0~0; [L23] havoc ~s0~0; [L23] havoc ~q~0; [L23] havoc ~m~0; [L23] havoc ~t~0; [L23] havoc ~i~0; VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L26] FCALL call ~#ew_u~0 := #Ultimate.alloc(8); [L27] FCALL call write~real(~x, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L28] FCALL call #t~mem0 := read~int({ base: ~#ew_u~0!base, offset: 4 + ~#ew_u~0!offset }, 4); [L28] ~ix0~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L28] FCALL call write~real(#t~union1, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L28] havoc #t~mem0; [L28] havoc #t~union1; [L29] FCALL call #t~mem2 := read~int({ base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 4); [L29] ~ix1~0 := #t~mem2; [L29] FCALL call write~real(#t~union3, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L29] havoc #t~union3; [L29] havoc #t~mem2; [L26] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L26] havoc ~#ew_u~0; VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L32] COND TRUE 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072) [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L140] RET call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret7=15.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L140] ~res~0 := #t~ret7; [L140] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] CALL call #t~ret8 := isnan_double(~res~0); VAL [#in~x=15.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L130] ~x := #in~x; [L130] #res := (if ~someBinaryDOUBLEComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=15.0, #NULL!base=0, #NULL!offset=0, #res=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=15.0] [L143] RET call #t~ret8 := isnan_double(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] COND TRUE 0 == #t~ret8 [L143] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L144] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=19, #NULL!offset=9, old(#NULL!base)=19, old(#NULL!offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=16.0, ~tiny_sqrt~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L17] ~one_sqrt~0 := 1.0; [L17] ~tiny_sqrt~0 := 1.0E-300; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=19, old(#NULL!offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L139] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(~someUnaryDOUBLEoperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L140] CALL call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L19-L127] ~x := #in~x; [L20] havoc ~z~0; [L21] ~sign~0 := -2147483648; [L22] havoc ~r~0; [L22] havoc ~t1~0; [L22] havoc ~s1~0; [L22] havoc ~ix1~0; [L22] havoc ~q1~0; [L23] havoc ~ix0~0; [L23] havoc ~s0~0; [L23] havoc ~q~0; [L23] havoc ~m~0; [L23] havoc ~t~0; [L23] havoc ~i~0; VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L26] FCALL call ~#ew_u~0 := #Ultimate.alloc(8); [L27] FCALL call write~real(~x, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L28] FCALL call #t~mem0 := read~int({ base: ~#ew_u~0!base, offset: 4 + ~#ew_u~0!offset }, 4); [L28] ~ix0~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L28] FCALL call write~real(#t~union1, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L28] havoc #t~mem0; [L28] havoc #t~union1; [L29] FCALL call #t~mem2 := read~int({ base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 4); [L29] ~ix1~0 := #t~mem2; [L29] FCALL call write~real(#t~union3, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L29] havoc #t~union3; [L29] havoc #t~mem2; [L26] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L26] havoc ~#ew_u~0; VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L32] COND TRUE 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072) [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L140] RET call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret7=15.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L140] ~res~0 := #t~ret7; [L140] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] CALL call #t~ret8 := isnan_double(~res~0); VAL [#in~x=15.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L130] ~x := #in~x; [L130] #res := (if ~someBinaryDOUBLEComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=15.0, #NULL!base=0, #NULL!offset=0, #res=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=15.0] [L143] RET call #t~ret8 := isnan_double(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] COND TRUE 0 == #t~ret8 [L143] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L144] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=19, #NULL!offset=9, old(#NULL!base)=19, old(#NULL!offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=16.0, ~tiny_sqrt~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L17] ~one_sqrt~0 := 1.0; [L17] ~tiny_sqrt~0 := 1.0E-300; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=19, old(#NULL!offset)=9, old(~one_sqrt~0)=16.0, old(~tiny_sqrt~0)=10.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] CALL call #t~ret9 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L139] ~x~0 := ~someBinaryArithmeticDOUBLEoperation(~someUnaryDOUBLEoperation(1.0), 0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L140] CALL call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L19-L127] ~x := #in~x; [L20] havoc ~z~0; [L21] ~sign~0 := -2147483648; [L22] havoc ~r~0; [L22] havoc ~t1~0; [L22] havoc ~s1~0; [L22] havoc ~ix1~0; [L22] havoc ~q1~0; [L23] havoc ~ix0~0; [L23] havoc ~s0~0; [L23] havoc ~q~0; [L23] havoc ~m~0; [L23] havoc ~t~0; [L23] havoc ~i~0; VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L26] FCALL call ~#ew_u~0 := #Ultimate.alloc(8); [L27] FCALL call write~real(~x, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L28] FCALL call #t~mem0 := read~int({ base: ~#ew_u~0!base, offset: 4 + ~#ew_u~0!offset }, 4); [L28] ~ix0~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L28] FCALL call write~real(#t~union1, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L28] havoc #t~mem0; [L28] havoc #t~union1; [L29] FCALL call #t~mem2 := read~int({ base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 4); [L29] ~ix1~0 := #t~mem2; [L29] FCALL call write~real(#t~union3, { base: ~#ew_u~0!base, offset: ~#ew_u~0!offset }, 8); [L29] havoc #t~union3; [L29] havoc #t~mem2; [L26] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L26] havoc ~#ew_u~0; VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L32] COND TRUE 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072) [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=17.0, #NULL!base=0, #NULL!offset=0, ~ix0~0=3, ~ix1~0=13, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=17.0] [L140] RET call #t~ret7 := __ieee754_sqrt(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret7=15.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L140] ~res~0 := #t~ret7; [L140] havoc #t~ret7; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] CALL call #t~ret8 := isnan_double(~res~0); VAL [#in~x=15.0, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L130] ~x := #in~x; [L130] #res := (if ~someBinaryDOUBLEComparisonOperation(~x, ~x) then 1 else 0); VAL [#in~x=15.0, #NULL!base=0, #NULL!offset=0, #res=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=15.0] [L143] RET call #t~ret8 := isnan_double(~res~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] assume -2147483648 <= #t~ret8 && #t~ret8 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L143] COND TRUE 0 == #t~ret8 [L143] havoc #t~ret8; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L144] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=15.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=17.0] [L17] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; VAL [\old(one_sqrt)=16, \old(tiny_sqrt)=10, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L139] double x = -1.0 / 0.0; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L140] CALL, EXPR __ieee754_sqrt(x) VAL [\old(x)=17, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L20] double z; [L21] __int32_t sign = 0x80000000; [L22] __uint32_t r, t1, s1, ix1, q1; [L23] __int32_t ix0, s0, q, m, t, i; VAL [\old(x)=17, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L26] ieee_double_shape_type ew_u; [L27] ew_u.value = (x) [L28] EXPR ew_u.parts.msw [L28] (ix0) = ew_u.parts.msw [L29] EXPR ew_u.parts.lsw [L29] (ix1) = ew_u.parts.lsw [L32] COND TRUE (ix0 & 0x7ff00000) == 0x7ff00000 [L33] return x * x + x; VAL [\old(x)=17, ix0=3, ix1=13, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L140] RET, EXPR __ieee754_sqrt(x) VAL [__ieee754_sqrt(x)=15, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L140] double res = __ieee754_sqrt(x); [L143] CALL, EXPR isnan_double(res) VAL [\old(x)=15, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L130] return x != x; VAL [\old(x)=15, \result=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=15] [L143] RET, EXPR isnan_double(res) VAL [isnan_double(res)=0, one_sqrt=1, res=15, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L143] COND TRUE !isnan_double(res) [L144] __VERIFIER_error() VAL [one_sqrt=1, res=15, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] ----- [2018-11-23 05:49:49,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 05:49:49 BoogieIcfgContainer [2018-11-23 05:49:49,116 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 05:49:49,116 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:49:49,117 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:49:49,117 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:49:49,117 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:49:48" (3/4) ... [2018-11-23 05:49:49,120 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 05:49:49,120 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:49:49,121 INFO L168 Benchmark]: Toolchain (without parser) took 1026.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -93.4 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. [2018-11-23 05:49:49,123 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:49:49,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -165.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2018-11-23 05:49:49,124 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 05:49:49,124 INFO L168 Benchmark]: Boogie Preprocessor took 33.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 05:49:49,125 INFO L168 Benchmark]: RCFGBuilder took 337.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2018-11-23 05:49:49,125 INFO L168 Benchmark]: TraceAbstraction took 377.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2018-11-23 05:49:49,126 INFO L168 Benchmark]: Witness Printer took 4.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:49:49,129 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 246.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -165.1 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 337.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 377.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * Witness Printer took 4.09 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 144]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of someBinaryArithmeticDOUBLEoperation at line 33, overapproximation of bitwiseAnd at line 32. Possible FailurePath: [L17] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; VAL [\old(one_sqrt)=16, \old(tiny_sqrt)=10, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L139] double x = -1.0 / 0.0; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L140] CALL, EXPR __ieee754_sqrt(x) VAL [\old(x)=17, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L20] double z; [L21] __int32_t sign = 0x80000000; [L22] __uint32_t r, t1, s1, ix1, q1; [L23] __int32_t ix0, s0, q, m, t, i; VAL [\old(x)=17, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L26] ieee_double_shape_type ew_u; [L27] ew_u.value = (x) [L28] EXPR ew_u.parts.msw [L28] (ix0) = ew_u.parts.msw [L29] EXPR ew_u.parts.lsw [L29] (ix1) = ew_u.parts.lsw [L32] COND TRUE (ix0 & 0x7ff00000) == 0x7ff00000 [L33] return x * x + x; VAL [\old(x)=17, ix0=3, ix1=13, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L140] RET, EXPR __ieee754_sqrt(x) VAL [__ieee754_sqrt(x)=15, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L140] double res = __ieee754_sqrt(x); [L143] CALL, EXPR isnan_double(res) VAL [\old(x)=15, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L130] return x != x; VAL [\old(x)=15, \result=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=15] [L143] RET, EXPR isnan_double(res) VAL [isnan_double(res)=0, one_sqrt=1, res=15, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L143] COND TRUE !isnan_double(res) [L144] __VERIFIER_error() VAL [one_sqrt=1, res=15, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 62 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 81 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=62occurred 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 361 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-aa41828 [2018-11-23 05:49:50,537 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:49:50,538 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:49:50,545 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:49:50,545 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:49:50,546 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:49:50,547 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:49:50,548 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:49:50,549 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:49:50,550 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:49:50,550 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:49:50,551 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:49:50,552 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:49:50,552 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:49:50,554 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:49:50,554 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:49:50,555 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:49:50,556 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:49:50,558 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:49:50,559 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:49:50,559 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:49:50,560 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:49:50,562 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:49:50,563 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:49:50,563 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:49:50,563 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:49:50,564 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:49:50,565 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:49:50,566 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:49:50,567 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:49:50,567 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:49:50,567 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:49:50,568 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:49:50,568 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:49:50,568 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:49:50,569 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:49:50,569 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-23 05:49:50,580 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:49:50,581 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:49:50,581 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 05:49:50,581 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 05:49:50,582 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 05:49:50,582 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 05:49:50,582 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 05:49:50,582 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 05:49:50,582 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 05:49:50,582 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 05:49:50,583 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:49:50,583 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 05:49:50,583 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 05:49:50,583 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:49:50,583 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 05:49:50,583 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 05:49:50,583 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 05:49:50,584 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 05:49:50,584 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 05:49:50,584 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 05:49:50,584 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:49:50,584 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:49:50,584 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 05:49:50,584 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:49:50,584 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:49:50,584 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 05:49:50,585 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 05:49:50,585 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:49:50,585 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:49:50,585 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 05:49:50,585 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 05:49:50,585 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 05:49:50,585 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 05:49:50,585 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 05:49:50,585 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 05:49:50,585 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan 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 -> Taipan 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 -> 77a01f137667344720fd98189387bfe86c106b2a [2018-11-23 05:49:50,614 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:49:50,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:49:50,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:49:50,625 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:49:50,626 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:49:50,626 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0740_true-unreach-call.c [2018-11-23 05:49:50,662 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/data/3f5b099f3/3fbe071249524026a9737d8a4559b28c/FLAG8fa55259b [2018-11-23 05:49:51,069 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:49:51,069 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/sv-benchmarks/c/float-newlib/double_req_bl_0740_true-unreach-call.c [2018-11-23 05:49:51,074 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/data/3f5b099f3/3fbe071249524026a9737d8a4559b28c/FLAG8fa55259b [2018-11-23 05:49:51,083 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/data/3f5b099f3/3fbe071249524026a9737d8a4559b28c [2018-11-23 05:49:51,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:49:51,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:49:51,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:49:51,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:49:51,089 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:49:51,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:49:51" (1/1) ... [2018-11-23 05:49:51,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76cd9765 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51, skipping insertion in model container [2018-11-23 05:49:51,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:49:51" (1/1) ... [2018-11-23 05:49:51,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:49:51,115 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:49:51,262 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:49:51,266 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:49:51,295 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:49:51,313 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:49:51,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51 WrapperNode [2018-11-23 05:49:51,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:49:51,314 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:49:51,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:49:51,315 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:49:51,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51" (1/1) ... [2018-11-23 05:49:51,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51" (1/1) ... [2018-11-23 05:49:51,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:49:51,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:49:51,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:49:51,332 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:49:51,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51" (1/1) ... [2018-11-23 05:49:51,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51" (1/1) ... [2018-11-23 05:49:51,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51" (1/1) ... [2018-11-23 05:49:51,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51" (1/1) ... [2018-11-23 05:49:51,398 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51" (1/1) ... [2018-11-23 05:49:51,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51" (1/1) ... [2018-11-23 05:49:51,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51" (1/1) ... [2018-11-23 05:49:51,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:49:51,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:49:51,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:49:51,407 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:49:51,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/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 [2018-11-23 05:49:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-11-23 05:49:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-11-23 05:49:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-23 05:49:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-23 05:49:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 05:49:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 05:49:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-23 05:49:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-23 05:49:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 05:49:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 05:49:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 05:49:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 05:49:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:49:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:49:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 05:49:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 05:49:51,863 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 05:49:54,592 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:49:54,592 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-23 05:49:54,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:49:54 BoogieIcfgContainer [2018-11-23 05:49:54,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:49:54,593 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 05:49:54,593 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 05:49:54,595 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 05:49:54,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:49:51" (1/3) ... [2018-11-23 05:49:54,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf55d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:49:54, skipping insertion in model container [2018-11-23 05:49:54,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:49:51" (2/3) ... [2018-11-23 05:49:54,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf55d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:49:54, skipping insertion in model container [2018-11-23 05:49:54,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:49:54" (3/3) ... [2018-11-23 05:49:54,598 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0740_true-unreach-call.c [2018-11-23 05:49:54,604 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 05:49:54,609 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 05:49:54,620 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 05:49:54,640 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 05:49:54,640 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 05:49:54,640 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 05:49:54,640 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 05:49:54,640 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 05:49:54,641 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 05:49:54,641 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 05:49:54,641 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 05:49:54,641 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 05:49:54,652 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2018-11-23 05:49:54,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 05:49:54,656 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:49:54,656 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:49:54,658 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:49:54,661 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:49:54,661 INFO L82 PathProgramCache]: Analyzing trace with hash 295214612, now seen corresponding path program 1 times [2018-11-23 05:49:54,664 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 05:49:54,664 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/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 [2018-11-23 05:49:54,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:49:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:49:54,980 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:49:54,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:49:54,993 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 05:49:55,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:49:55,005 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 05:49:55,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 05:49:55,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 05:49:55,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 05:49:55,021 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2018-11-23 05:49:55,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:49:55,039 INFO L93 Difference]: Finished difference Result 114 states and 170 transitions. [2018-11-23 05:49:55,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 05:49:55,040 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-11-23 05:49:55,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:49:55,047 INFO L225 Difference]: With dead ends: 114 [2018-11-23 05:49:55,047 INFO L226 Difference]: Without dead ends: 57 [2018-11-23 05:49:55,049 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 05:49:55,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-11-23 05:49:55,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2018-11-23 05:49:55,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-11-23 05:49:55,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 76 transitions. [2018-11-23 05:49:55,077 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 76 transitions. Word has length 19 [2018-11-23 05:49:55,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:49:55,077 INFO L480 AbstractCegarLoop]: Abstraction has 57 states and 76 transitions. [2018-11-23 05:49:55,077 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 05:49:55,077 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2018-11-23 05:49:55,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 05:49:55,078 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:49:55,078 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:49:55,079 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:49:55,079 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:49:55,079 INFO L82 PathProgramCache]: Analyzing trace with hash 438908261, now seen corresponding path program 1 times [2018-11-23 05:49:55,079 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 05:49:55,079 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/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 [2018-11-23 05:49:55,084 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:49:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:49:55,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:50:03,319 WARN L180 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 6 [2018-11-23 05:50:13,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:50:13,481 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 05:50:13,498 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:50:13,498 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 05:50:13,499 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 05:50:13,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 05:50:13,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=55, Unknown=2, NotChecked=0, Total=72 [2018-11-23 05:50:13,500 INFO L87 Difference]: Start difference. First operand 57 states and 76 transitions. Second operand 9 states. [2018-11-23 05:50:37,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:50:37,719 INFO L93 Difference]: Finished difference Result 64 states and 83 transitions. [2018-11-23 05:50:37,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 05:50:37,759 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2018-11-23 05:50:37,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:50:37,760 INFO L225 Difference]: With dead ends: 64 [2018-11-23 05:50:37,760 INFO L226 Difference]: Without dead ends: 57 [2018-11-23 05:50:37,761 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 22.2s TimeCoverageRelationStatistics Valid=29, Invalid=100, Unknown=3, NotChecked=0, Total=132 [2018-11-23 05:50:37,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2018-11-23 05:50:37,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2018-11-23 05:50:37,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2018-11-23 05:50:37,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 75 transitions. [2018-11-23 05:50:37,768 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 75 transitions. Word has length 20 [2018-11-23 05:50:37,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:50:37,768 INFO L480 AbstractCegarLoop]: Abstraction has 57 states and 75 transitions. [2018-11-23 05:50:37,769 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 05:50:37,769 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-11-23 05:50:37,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 05:50:37,769 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:50:37,769 INFO L402 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] [2018-11-23 05:50:37,770 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:50:37,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:50:37,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1464284033, now seen corresponding path program 1 times [2018-11-23 05:50:37,770 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 05:50:37,770 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/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 [2018-11-23 05:50:37,773 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:50:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:50:37,825 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:50:37,859 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 05:50:37,860 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 05:50:37,863 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-11-23 05:50:37,898 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 05:50:37,906 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-11-23 05:50:37,906 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 05:50:37,917 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-11-23 05:50:37,922 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 4 [2018-11-23 05:50:37,922 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 05:50:37,925 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 05:50:37,927 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 05:50:37,935 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 05:50:37,935 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:14 [2018-11-23 05:50:38,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:50:38,000 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 05:50:38,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:50:38,008 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:50:38,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:50:38,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:50:38,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:50:38,008 INFO L87 Difference]: Start difference. First operand 57 states and 75 transitions. Second operand 6 states. [2018-11-23 05:50:39,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:50:39,735 INFO L93 Difference]: Finished difference Result 64 states and 84 transitions. [2018-11-23 05:50:39,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 05:50:39,736 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-11-23 05:50:39,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:50:39,736 INFO L225 Difference]: With dead ends: 64 [2018-11-23 05:50:39,736 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 05:50:39,737 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-23 05:50:39,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 05:50:39,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 05:50:39,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 05:50:39,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 05:50:39,738 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2018-11-23 05:50:39,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:50:39,738 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:50:39,738 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:50:39,738 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 05:50:39,738 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 05:50:39,742 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 05:50:39,930 INFO L451 ceAbstractionStarter]: At program point __ieee754_sqrtENTRY(lines 19 127) the Hoare annotation is: true [2018-11-23 05:50:39,931 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtFINAL(lines 19 127) no Hoare annotation was computed. [2018-11-23 05:50:39,931 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 94) no Hoare annotation was computed. [2018-11-23 05:50:39,931 INFO L448 ceAbstractionStarter]: For program point L85-2(lines 85 94) no Hoare annotation was computed. [2018-11-23 05:50:39,931 INFO L448 ceAbstractionStarter]: For program point L44(lines 44 55) no Hoare annotation was computed. [2018-11-23 05:50:39,931 INFO L448 ceAbstractionStarter]: For program point L44-2(lines 44 55) no Hoare annotation was computed. [2018-11-23 05:50:39,931 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 113) no Hoare annotation was computed. [2018-11-23 05:50:39,931 INFO L448 ceAbstractionStarter]: For program point L36(lines 36 41) no Hoare annotation was computed. [2018-11-23 05:50:39,931 INFO L444 ceAbstractionStarter]: At program point L69-2(lines 69 79) the Hoare annotation is: (and (exists ((v_prenex_5 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_5) ((_ extract 62 52) v_prenex_5) ((_ extract 51 0) v_prenex_5)) |__ieee754_sqrt_#in~x|) (not (= (_ bv2146435072 32) (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_5)))))) (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|)) [2018-11-23 05:50:39,931 INFO L448 ceAbstractionStarter]: For program point L36-2(lines 36 41) no Hoare annotation was computed. [2018-11-23 05:50:39,931 INFO L448 ceAbstractionStarter]: For program point L69-3(lines 69 79) no Hoare annotation was computed. [2018-11-23 05:50:39,931 INFO L444 ceAbstractionStarter]: At program point L45-2(lines 45 49) the Hoare annotation is: (and (exists ((v_prenex_5 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_5) ((_ extract 62 52) v_prenex_5) ((_ extract 51 0) v_prenex_5)) |__ieee754_sqrt_#in~x|) (not (= (_ bv2146435072 32) (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_5)))))) (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|)) [2018-11-23 05:50:39,931 INFO L448 ceAbstractionStarter]: For program point L45-3(lines 45 49) no Hoare annotation was computed. [2018-11-23 05:50:39,931 INFO L448 ceAbstractionStarter]: For program point L37(lines 37 40) no Hoare annotation was computed. [2018-11-23 05:50:39,932 INFO L448 ceAbstractionStarter]: For program point L87(lines 87 88) no Hoare annotation was computed. [2018-11-23 05:50:39,932 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 120 125) no Hoare annotation was computed. [2018-11-23 05:50:39,932 INFO L444 ceAbstractionStarter]: At program point L120-2(lines 120 125) the Hoare annotation is: (and (exists ((v_prenex_5 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_5) ((_ extract 62 52) v_prenex_5) ((_ extract 51 0) v_prenex_5)) |__ieee754_sqrt_#in~x|) (not (= (_ bv2146435072 32) (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_5)))))) (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|)) [2018-11-23 05:50:39,932 INFO L448 ceAbstractionStarter]: For program point L87-2(lines 87 88) no Hoare annotation was computed. [2018-11-23 05:50:39,932 INFO L448 ceAbstractionStarter]: For program point L120-3(lines 120 125) no Hoare annotation was computed. [2018-11-23 05:50:39,932 INFO L448 ceAbstractionStarter]: For program point L104(lines 104 112) no Hoare annotation was computed. [2018-11-23 05:50:39,932 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 75) no Hoare annotation was computed. [2018-11-23 05:50:39,932 INFO L448 ceAbstractionStarter]: For program point L71-2(lines 71 75) no Hoare annotation was computed. [2018-11-23 05:50:39,932 INFO L448 ceAbstractionStarter]: For program point L39(lines 39 40) no Hoare annotation was computed. [2018-11-23 05:50:39,932 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtEXIT(lines 19 127) no Hoare annotation was computed. [2018-11-23 05:50:39,932 INFO L448 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-11-23 05:50:39,933 INFO L448 ceAbstractionStarter]: For program point L90-2(lines 90 91) no Hoare annotation was computed. [2018-11-23 05:50:39,933 INFO L444 ceAbstractionStarter]: At program point L82-2(lines 82 98) the Hoare annotation is: (and (exists ((v_prenex_5 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_5) ((_ extract 62 52) v_prenex_5) ((_ extract 51 0) v_prenex_5)) |__ieee754_sqrt_#in~x|) (not (= (_ bv2146435072 32) (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_5)))))) (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|)) [2018-11-23 05:50:39,933 INFO L448 ceAbstractionStarter]: For program point L82-3(lines 19 127) no Hoare annotation was computed. [2018-11-23 05:50:39,933 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-11-23 05:50:39,933 INFO L448 ceAbstractionStarter]: For program point L58(lines 58 61) no Hoare annotation was computed. [2018-11-23 05:50:39,933 INFO L448 ceAbstractionStarter]: For program point L25-1(lines 25 30) no Hoare annotation was computed. [2018-11-23 05:50:39,933 INFO L448 ceAbstractionStarter]: For program point L58-2(lines 58 61) no Hoare annotation was computed. [2018-11-23 05:50:39,933 INFO L444 ceAbstractionStarter]: At program point L25-2(lines 25 30) the Hoare annotation is: (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) [2018-11-23 05:50:39,933 INFO L448 ceAbstractionStarter]: For program point L25-3(lines 19 127) no Hoare annotation was computed. [2018-11-23 05:50:39,934 INFO L448 ceAbstractionStarter]: For program point L50-2(lines 50 51) no Hoare annotation was computed. [2018-11-23 05:50:39,934 INFO L444 ceAbstractionStarter]: At program point L50-3(lines 50 51) the Hoare annotation is: (and (exists ((v_prenex_5 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_prenex_5) ((_ extract 62 52) v_prenex_5) ((_ extract 51 0) v_prenex_5)) |__ieee754_sqrt_#in~x|) (not (= (_ bv2146435072 32) (bvand (_ bv2146435072 32) ((_ extract 63 32) v_prenex_5)))))) (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|)) [2018-11-23 05:50:39,934 INFO L448 ceAbstractionStarter]: For program point L50-4(lines 50 51) no Hoare annotation was computed. [2018-11-23 05:50:39,934 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 109) no Hoare annotation was computed. [2018-11-23 05:50:39,934 INFO L448 ceAbstractionStarter]: For program point L108-2(lines 108 109) no Hoare annotation was computed. [2018-11-23 05:50:39,934 INFO L448 ceAbstractionStarter]: For program point L100(lines 100 114) no Hoare annotation was computed. [2018-11-23 05:50:39,934 INFO L448 ceAbstractionStarter]: For program point L117(lines 117 118) no Hoare annotation was computed. [2018-11-23 05:50:39,934 INFO L448 ceAbstractionStarter]: For program point L117-2(lines 117 118) no Hoare annotation was computed. [2018-11-23 05:50:39,935 INFO L451 ceAbstractionStarter]: At program point isnan_doubleENTRY(line 130) the Hoare annotation is: true [2018-11-23 05:50:39,935 INFO L448 ceAbstractionStarter]: For program point isnan_doubleEXIT(line 130) no Hoare annotation was computed. [2018-11-23 05:50:39,935 INFO L448 ceAbstractionStarter]: For program point isnan_doubleFINAL(line 130) no Hoare annotation was computed. [2018-11-23 05:50:39,935 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:50:39,935 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 05:50:39,935 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:50:39,935 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:50:39,935 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-23 05:50:39,935 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 05:50:39,935 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:50:39,935 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-11-23 05:50:39,936 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (and (= .cse0 main_~x~0) (= (fp.add roundNearestTiesToEven (fp.mul roundNearestTiesToEven .cse0 .cse0) .cse0) main_~res~0))) [2018-11-23 05:50:39,936 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 143 146) no Hoare annotation was computed. [2018-11-23 05:50:39,936 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 132 149) the Hoare annotation is: true [2018-11-23 05:50:39,936 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 132 149) no Hoare annotation was computed. [2018-11-23 05:50:39,936 INFO L444 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)) main_~x~0) [2018-11-23 05:50:39,936 INFO L448 ceAbstractionStarter]: For program point L140-1(line 140) no Hoare annotation was computed. [2018-11-23 05:50:39,936 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 132 149) no Hoare annotation was computed. [2018-11-23 05:50:39,936 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 144) no Hoare annotation was computed. [2018-11-23 05:50:39,941 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,942 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,942 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,942 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,949 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,949 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,949 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,949 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,950 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,950 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,950 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,951 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,951 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,951 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,951 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,952 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,952 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,952 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,952 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,952 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,953 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,953 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,954 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,954 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,954 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,954 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,954 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,955 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,955 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,955 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,955 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,955 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,956 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,956 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,956 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,956 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,957 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,957 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,957 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,957 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:39,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 05:50:39 BoogieIcfgContainer [2018-11-23 05:50:39,959 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 05:50:39,959 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:50:39,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:50:39,959 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:50:39,959 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:49:54" (3/4) ... [2018-11-23 05:50:39,962 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 05:50:39,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrt [2018-11-23 05:50:39,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_double [2018-11-23 05:50:39,967 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 05:50:39,968 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 05:50:39,971 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2018-11-23 05:50:39,972 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 05:50:39,972 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 05:50:39,989 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-11-23 05:50:39,989 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !(2146435072bv32 == ~bvand32(2146435072bv32, v_prenex_5[63:32]))) && x == \old(x) [2018-11-23 05:50:39,990 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !(2146435072bv32 == ~bvand32(2146435072bv32, v_prenex_5[63:32]))) && x == \old(x) [2018-11-23 05:50:39,990 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !(2146435072bv32 == ~bvand32(2146435072bv32, v_prenex_5[63:32]))) && x == \old(x) [2018-11-23 05:50:39,990 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !(2146435072bv32 == ~bvand32(2146435072bv32, v_prenex_5[63:32]))) && x == \old(x) [2018-11-23 05:50:39,990 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !(2146435072bv32 == ~bvand32(2146435072bv32, v_prenex_5[63:32]))) && x == \old(x) [2018-11-23 05:50:40,019 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_60175e6a-1fa5-4a14-b1b4-c3bca37b25d9/bin-2019/utaipan/witness.graphml [2018-11-23 05:50:40,019 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:50:40,020 INFO L168 Benchmark]: Toolchain (without parser) took 48934.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 948.6 MB in the beginning and 966.0 MB in the end (delta: -17.4 MB). Peak memory consumption was 135.2 MB. Max. memory is 11.5 GB. [2018-11-23 05:50:40,021 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-11-23 05:50:40,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 227.45 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 932.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 05:50:40,022 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.32 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:50:40,022 INFO L168 Benchmark]: Boogie Preprocessor took 74.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -208.0 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-11-23 05:50:40,023 INFO L168 Benchmark]: RCFGBuilder took 3185.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2018-11-23 05:50:40,023 INFO L168 Benchmark]: TraceAbstraction took 45365.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 972.7 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 11.5 GB. [2018-11-23 05:50:40,023 INFO L168 Benchmark]: Witness Printer took 60.33 ms. Allocated memory is still 1.2 GB. Free memory was 972.7 MB in the beginning and 966.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-23 05:50:40,026 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 227.45 ms. Allocated memory is still 1.0 GB. Free memory was 948.6 MB in the beginning and 932.5 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.32 ms. Allocated memory is still 1.0 GB. Free memory is still 932.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 932.5 MB in the beginning and 1.1 GB in the end (delta: -208.0 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3185.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 45365.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 972.7 MB in the end (delta: 135.2 MB). Peak memory consumption was 135.2 MB. Max. memory is 11.5 GB. * Witness Printer took 60.33 ms. Allocated memory is still 1.2 GB. Free memory was 972.7 MB in the beginning and 966.0 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 144]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 82]: Loop Invariant [2018-11-23 05:50:40,031 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,031 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,031 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,031 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,031 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] Derived loop invariant: (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !(2146435072bv32 == ~bvand32(2146435072bv32, v_prenex_5[63:32]))) && x == \old(x) - InvariantResult [Line: 50]: Loop Invariant [2018-11-23 05:50:40,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,032 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,033 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] Derived loop invariant: (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !(2146435072bv32 == ~bvand32(2146435072bv32, v_prenex_5[63:32]))) && x == \old(x) - InvariantResult [Line: 120]: Loop Invariant [2018-11-23 05:50:40,034 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,034 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,034 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,034 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,034 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,035 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,035 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,035 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] Derived loop invariant: (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !(2146435072bv32 == ~bvand32(2146435072bv32, v_prenex_5[63:32]))) && x == \old(x) - InvariantResult [Line: 45]: Loop Invariant [2018-11-23 05:50:40,035 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,035 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,035 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,036 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,036 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,036 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,036 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,036 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] Derived loop invariant: (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !(2146435072bv32 == ~bvand32(2146435072bv32, v_prenex_5[63:32]))) && x == \old(x) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 69]: Loop Invariant [2018-11-23 05:50:40,037 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,037 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,037 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,037 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,038 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,038 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,038 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2018-11-23 05:50:40,038 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] Derived loop invariant: (\exists v_prenex_5 : bv64 :: ~fp~LONGDOUBLE(v_prenex_5[63:63], v_prenex_5[62:52], v_prenex_5[51:0]) == \old(x) && !(2146435072bv32 == ~bvand32(2146435072bv32, v_prenex_5[63:32]))) && x == \old(x) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 61 locations, 1 error locations. SAFE Result, 45.3s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 26.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 202 SDtfs, 193 SDslu, 515 SDs, 0 SdLazy, 114 SolverSat, 11 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 20.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 22.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 16 PreInvPairs, 25 NumberOfFragments, 165 HoareAnnotationTreeSize, 16 FomulaSimplifications, 76 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 14 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 18.3s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 58 ConstructedInterpolants, 6 QuantifiedInterpolants, 5632 SizeOfPredicates, 7 NumberOfNonLiveVariables, 184 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...