./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_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_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/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 788527977e7ebd7aa0a832758f41b65d3cbd270a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/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 788527977e7ebd7aa0a832758f41b65d3cbd270a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 21:22:30,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 21:22:30,066 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 21:22:30,075 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 21:22:30,075 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 21:22:30,076 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 21:22:30,076 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 21:22:30,078 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 21:22:30,079 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 21:22:30,079 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 21:22:30,080 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 21:22:30,080 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 21:22:30,081 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 21:22:30,081 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 21:22:30,082 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 21:22:30,083 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 21:22:30,083 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 21:22:30,084 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 21:22:30,086 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 21:22:30,087 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 21:22:30,087 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 21:22:30,088 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 21:22:30,090 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 21:22:30,090 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 21:22:30,090 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 21:22:30,091 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 21:22:30,091 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 21:22:30,092 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 21:22:30,093 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 21:22:30,093 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 21:22:30,093 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 21:22:30,094 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 21:22:30,094 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 21:22:30,094 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 21:22:30,095 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 21:22:30,095 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 21:22:30,095 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-22 21:22:30,105 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 21:22:30,105 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 21:22:30,106 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 21:22:30,106 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 21:22:30,106 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-22 21:22:30,106 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-22 21:22:30,106 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-22 21:22:30,106 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-22 21:22:30,107 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-22 21:22:30,107 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-22 21:22:30,107 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-22 21:22:30,107 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-22 21:22:30,107 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-22 21:22:30,108 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 21:22:30,108 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 21:22:30,108 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 21:22:30,108 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 21:22:30,108 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 21:22:30,108 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 21:22:30,108 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 21:22:30,108 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 21:22:30,109 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 21:22:30,109 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 21:22:30,109 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 21:22:30,109 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 21:22:30,109 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 21:22:30,109 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 21:22:30,109 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 21:22:30,110 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 21:22:30,110 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 21:22:30,110 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 21:22:30,110 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 21:22:30,110 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 21:22:30,110 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-22 21:22:30,110 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 21:22:30,110 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 21:22:30,111 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 21:22:30,111 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_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/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 -> 788527977e7ebd7aa0a832758f41b65d3cbd270a [2018-11-22 21:22:30,133 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 21:22:30,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 21:22:30,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 21:22:30,146 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 21:22:30,146 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 21:22:30,146 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-11-22 21:22:30,187 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/data/0fb05d082/5d4de89c9be6425aaf9305e743beff55/FLAGb40048b3e [2018-11-22 21:22:30,514 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 21:22:30,515 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-11-22 21:22:30,519 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/data/0fb05d082/5d4de89c9be6425aaf9305e743beff55/FLAGb40048b3e [2018-11-22 21:22:30,950 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/data/0fb05d082/5d4de89c9be6425aaf9305e743beff55 [2018-11-22 21:22:30,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 21:22:30,953 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 21:22:30,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 21:22:30,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 21:22:30,956 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 21:22:30,957 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:22:30" (1/1) ... [2018-11-22 21:22:30,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3709085a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:30, skipping insertion in model container [2018-11-22 21:22:30,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:22:30" (1/1) ... [2018-11-22 21:22:30,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 21:22:30,982 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 21:22:31,111 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:22:31,113 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 21:22:31,138 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:22:31,151 INFO L195 MainTranslator]: Completed translation [2018-11-22 21:22:31,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31 WrapperNode [2018-11-22 21:22:31,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 21:22:31,152 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 21:22:31,152 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 21:22:31,152 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 21:22:31,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31" (1/1) ... [2018-11-22 21:22:31,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31" (1/1) ... [2018-11-22 21:22:31,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 21:22:31,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 21:22:31,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 21:22:31,209 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 21:22:31,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31" (1/1) ... [2018-11-22 21:22:31,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31" (1/1) ... [2018-11-22 21:22:31,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31" (1/1) ... [2018-11-22 21:22:31,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31" (1/1) ... [2018-11-22 21:22:31,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31" (1/1) ... [2018-11-22 21:22:31,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31" (1/1) ... [2018-11-22 21:22:31,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31" (1/1) ... [2018-11-22 21:22:31,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 21:22:31,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 21:22:31,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 21:22:31,242 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 21:22:31,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/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 [2018-11-22 21:22:31,283 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2018-11-22 21:22:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2018-11-22 21:22:31,284 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 21:22:31,284 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 21:22:31,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-22 21:22:31,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 21:22:31,284 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-22 21:22:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-22 21:22:31,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 21:22:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 21:22:31,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-22 21:22:31,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 21:22:31,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 21:22:31,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 21:22:31,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 21:22:31,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 21:22:31,658 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 21:22:31,659 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-11-22 21:22:31,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:22:31 BoogieIcfgContainer [2018-11-22 21:22:31,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 21:22:31,659 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 21:22:31,660 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 21:22:31,661 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 21:22:31,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:22:30" (1/3) ... [2018-11-22 21:22:31,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14fda890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:22:31, skipping insertion in model container [2018-11-22 21:22:31,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:31" (2/3) ... [2018-11-22 21:22:31,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14fda890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:22:31, skipping insertion in model container [2018-11-22 21:22:31,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:22:31" (3/3) ... [2018-11-22 21:22:31,663 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0730b_true-unreach-call.c [2018-11-22 21:22:31,670 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 21:22:31,676 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 21:22:31,689 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 21:22:31,713 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 21:22:31,713 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 21:22:31,713 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 21:22:31,713 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 21:22:31,713 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 21:22:31,713 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 21:22:31,714 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 21:22:31,714 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 21:22:31,725 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2018-11-22 21:22:31,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-22 21:22:31,729 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:22:31,729 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:22:31,731 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:22:31,734 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:22:31,734 INFO L82 PathProgramCache]: Analyzing trace with hash -1451999223, now seen corresponding path program 1 times [2018-11-22 21:22:31,736 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:22:31,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:22:31,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:22:31,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:22:31,768 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:22:31,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:22:31,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:22:31,821 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:22:31,821 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-22 21:22:31,821 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:22:31,824 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-22 21:22:31,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-22 21:22:31,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 21:22:31,834 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 2 states. [2018-11-22 21:22:31,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:22:31,852 INFO L93 Difference]: Finished difference Result 124 states and 187 transitions. [2018-11-22 21:22:31,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-22 21:22:31,853 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-11-22 21:22:31,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:22:31,860 INFO L225 Difference]: With dead ends: 124 [2018-11-22 21:22:31,861 INFO L226 Difference]: Without dead ends: 62 [2018-11-22 21:22:31,864 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 [2018-11-22 21:22:31,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-11-22 21:22:31,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2018-11-22 21:22:31,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-11-22 21:22:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 82 transitions. [2018-11-22 21:22:31,890 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 82 transitions. Word has length 16 [2018-11-22 21:22:31,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:22:31,890 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 82 transitions. [2018-11-22 21:22:31,891 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-22 21:22:31,891 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2018-11-22 21:22:31,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-22 21:22:31,891 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:22:31,891 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:22:31,892 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:22:31,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:22:31,892 INFO L82 PathProgramCache]: Analyzing trace with hash -597003218, now seen corresponding path program 1 times [2018-11-22 21:22:31,892 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:22:31,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:22:31,893 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:22:31,893 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:22:31,894 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:22:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 21:22:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 21:22:31,947 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=6442450955, |#NULL.offset|=6442450945, |old(#NULL.base)|=6442450955, |old(#NULL.offset)|=6442450945, |old(~one_sqrt~0)|=6442450952.0, |old(~tiny_sqrt~0)|=6442450947.0, ~one_sqrt~0=6442450952.0, ~tiny_sqrt~0=6442450947.0] [?] #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)|=6442450955, |old(#NULL.offset)|=6442450945, |old(~one_sqrt~0)|=6442450952.0, |old(~tiny_sqrt~0)|=6442450947.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=6442450955, |old(#NULL.offset)|=6442450945, |old(~one_sqrt~0)|=6442450952.0, |old(~tiny_sqrt~0)|=6442450947.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] RET #217#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] CALL call #t~ret12 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] ~x~0 := ~someUnaryDOUBLEoperation(0.0); VAL [|#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] CALL call #t~ret9 := __ieee754_sqrt(~x~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=6442450953.0, ~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=6442450953.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=6442450953.0, ~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~mem2;havoc #t~union3;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=(- 2147483648), __ieee754_sqrt_~ix1~0=6442450950, __ieee754_sqrt_~sign~0=(- 2147483648), __ieee754_sqrt_~x=6442450953.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=6442450953.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] goto; VAL [__ieee754_sqrt_~ix0~0=(- 2147483648), __ieee754_sqrt_~ix1~0=6442450950, __ieee754_sqrt_~sign~0=(- 2147483648), __ieee754_sqrt_~x=6442450953.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=6442450953.0, ~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=(- 2147483648), __ieee754_sqrt_~ix1~0=6442450950, __ieee754_sqrt_~sign~0=(- 2147483648), __ieee754_sqrt_~x=6442450953.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=6442450953.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume true; VAL [__ieee754_sqrt_~ix0~0=(- 2147483648), __ieee754_sqrt_~ix1~0=6442450950, __ieee754_sqrt_~sign~0=(- 2147483648), __ieee754_sqrt_~x=6442450953.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_sqrt_#in~x|=6442450953.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] RET #221#return; VAL [main_~x~0=6442450953.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret9|=6442450946.0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] ~res~0 := #t~ret9;havoc #t~ret9;#t~short11 := ~someBinaryDOUBLEComparisonOperation(~res~0, ~someUnaryDOUBLEoperation(0.0)); VAL [main_~res~0=6442450946.0, main_~x~0=6442450953.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~short11|=false, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume !#t~short11; VAL [main_~res~0=6442450946.0, main_~x~0=6442450953.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~short11|=false, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume !#t~short11;havoc #t~short11;havoc #t~ret10; VAL [main_~res~0=6442450946.0, main_~x~0=6442450953.0, |#NULL.base|=0, |#NULL.offset|=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=(/ 1.0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0)] [?] assume !false; VAL [main_~res~0=6442450946.0, main_~x~0=6442450953.0, |#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=6442450955, #NULL.offset=6442450945, old(#NULL.base)=6442450955, old(#NULL.offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~one_sqrt~0=6.442450952E9, ~tiny_sqrt~0=6.442450947E9] [?] #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)=6442450955, old(#NULL.offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450955, old(#NULL.offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~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~ret12 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L149] ~x~0 := ~someUnaryDOUBLEoperation(0.0); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] CALL call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#in~x=6.442450953E9, #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=6.442450953E9, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [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~mem2; [L29] havoc #t~union3; [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=6.442450953E9, #NULL.base=0, #NULL.offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L32-L34] assume 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072); [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=6.442450953E9, #NULL.base=0, #NULL.offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L19-L127] ensures true; VAL [#in~x=6.442450953E9, #NULL.base=0, #NULL.offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L150] RET call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret9=6.442450946E9, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L150] ~res~0 := #t~ret9; [L150] havoc #t~ret9; [L153] #t~short11 := ~someBinaryDOUBLEComparisonOperation(~res~0, ~someUnaryDOUBLEoperation(0.0)); VAL [#NULL.base=0, #NULL.offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153] assume !#t~short11; VAL [#NULL.base=0, #NULL.offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153-L156] assume !#t~short11; [L153] havoc #t~short11; [L153] havoc #t~ret10; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L154] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=6442450955, #NULL.offset=6442450945, old(#NULL.base)=6442450955, old(#NULL.offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~one_sqrt~0=6.442450952E9, ~tiny_sqrt~0=6.442450947E9] [?] #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)=6442450955, old(#NULL.offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=6442450955, old(#NULL.offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~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~ret12 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L149] ~x~0 := ~someUnaryDOUBLEoperation(0.0); VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] CALL call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#in~x=6.442450953E9, #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=6.442450953E9, #NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [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~mem2; [L29] havoc #t~union3; [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=6.442450953E9, #NULL.base=0, #NULL.offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L32-L34] assume 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072); [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=6.442450953E9, #NULL.base=0, #NULL.offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L19-L127] ensures true; VAL [#in~x=6.442450953E9, #NULL.base=0, #NULL.offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L150] RET call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret9=6.442450946E9, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L150] ~res~0 := #t~ret9; [L150] havoc #t~ret9; [L153] #t~short11 := ~someBinaryDOUBLEComparisonOperation(~res~0, ~someUnaryDOUBLEoperation(0.0)); VAL [#NULL.base=0, #NULL.offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153] assume !#t~short11; VAL [#NULL.base=0, #NULL.offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153-L156] assume !#t~short11; [L153] havoc #t~short11; [L153] havoc #t~ret10; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L154] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450955, #NULL!offset=6442450945, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~one_sqrt~0=6.442450952E9, ~tiny_sqrt~0=6.442450947E9] [?] #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)=6442450955, old(#NULL!offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~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~ret12 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L149] ~x~0 := ~someUnaryDOUBLEoperation(0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] CALL call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#in~x=6.442450953E9, #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=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [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~mem2; [L29] havoc #t~union3; [L26] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L26] havoc ~#ew_u~0; VAL [#in~x=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L32] COND TRUE 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072) [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L150] RET call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=6.442450946E9, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L150] ~res~0 := #t~ret9; [L150] havoc #t~ret9; [L153] #t~short11 := ~someBinaryDOUBLEComparisonOperation(~res~0, ~someUnaryDOUBLEoperation(0.0)); VAL [#NULL!base=0, #NULL!offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153] COND FALSE !(#t~short11) VAL [#NULL!base=0, #NULL!offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153] COND TRUE !#t~short11 [L153] havoc #t~short11; [L153] havoc #t~ret10; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L154] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450955, #NULL!offset=6442450945, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~one_sqrt~0=6.442450952E9, ~tiny_sqrt~0=6.442450947E9] [?] #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)=6442450955, old(#NULL!offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~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~ret12 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L149] ~x~0 := ~someUnaryDOUBLEoperation(0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] CALL call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#in~x=6.442450953E9, #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=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [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~mem2; [L29] havoc #t~union3; [L26] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L26] havoc ~#ew_u~0; VAL [#in~x=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L32] COND TRUE 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072) [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L150] RET call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=6.442450946E9, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L150] ~res~0 := #t~ret9; [L150] havoc #t~ret9; [L153] #t~short11 := ~someBinaryDOUBLEComparisonOperation(~res~0, ~someUnaryDOUBLEoperation(0.0)); VAL [#NULL!base=0, #NULL!offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153] COND FALSE !(#t~short11) VAL [#NULL!base=0, #NULL!offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153] COND TRUE !#t~short11 [L153] havoc #t~short11; [L153] havoc #t~ret10; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L154] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450955, #NULL!offset=6442450945, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~one_sqrt~0=6.442450952E9, ~tiny_sqrt~0=6.442450947E9] [?] #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)=6442450955, old(#NULL!offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~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~ret12 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L149] ~x~0 := ~someUnaryDOUBLEoperation(0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] CALL call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#in~x=6.442450953E9, #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=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [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~mem2; [L29] havoc #t~union3; [L26] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L26] havoc ~#ew_u~0; VAL [#in~x=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L32] COND TRUE 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072) [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L150] RET call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=6.442450946E9, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L150] ~res~0 := #t~ret9; [L150] havoc #t~ret9; [L153] #t~short11 := ~someBinaryDOUBLEComparisonOperation(~res~0, ~someUnaryDOUBLEoperation(0.0)); VAL [#NULL!base=0, #NULL!offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153] COND FALSE !(#t~short11) VAL [#NULL!base=0, #NULL!offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153] COND TRUE !#t~short11 [L153] havoc #t~short11; [L153] havoc #t~ret10; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L154] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=6442450955, #NULL!offset=6442450945, old(#NULL!base)=6442450955, old(#NULL!offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~one_sqrt~0=6.442450952E9, ~tiny_sqrt~0=6.442450947E9] [?] #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)=6442450955, old(#NULL!offset)=6442450945, old(~one_sqrt~0)=6.442450952E9, old(~tiny_sqrt~0)=6.442450947E9, ~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~ret12 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L149] ~x~0 := ~someUnaryDOUBLEoperation(0.0); VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] CALL call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#in~x=6.442450953E9, #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=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [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~mem2; [L29] havoc #t~union3; [L26] FCALL call ULTIMATE.dealloc(~#ew_u~0); [L26] havoc ~#ew_u~0; VAL [#in~x=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L32] COND TRUE 2146435072 == ~bitwiseAnd(~ix0~0, 2146435072) [L33] #res := ~someBinaryArithmeticDOUBLEoperation(~someBinaryArithmeticDOUBLEoperation(~x, ~x), ~x); VAL [#in~x=6.442450953E9, #NULL!base=0, #NULL!offset=0, ~ix0~0=-2147483648, ~ix1~0=6442450950, ~one_sqrt~0=1.0, ~sign~0=-2147483648, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x=6.442450953E9] [L150] RET call #t~ret9 := __ieee754_sqrt(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret9=6.442450946E9, ~one_sqrt~0=1.0, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L150] ~res~0 := #t~ret9; [L150] havoc #t~ret9; [L153] #t~short11 := ~someBinaryDOUBLEComparisonOperation(~res~0, ~someUnaryDOUBLEoperation(0.0)); VAL [#NULL!base=0, #NULL!offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153] COND FALSE !(#t~short11) VAL [#NULL!base=0, #NULL!offset=0, #t~short11=false, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L153] COND TRUE !#t~short11 [L153] havoc #t~short11; [L153] havoc #t~ret10; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L154] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~one_sqrt~0=1.0, ~res~0=6.442450946E9, ~tiny_sqrt~0=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, ~x~0=6.442450953E9] [L17] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; VAL [\old(one_sqrt)=6442450952, \old(tiny_sqrt)=6442450947, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L149] double x = -0.0; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] CALL, EXPR __ieee754_sqrt(x) VAL [\old(x)=6442450953, 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)=6442450953, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [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)=6442450953, ix0=-2147483648, ix1=6442450950, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [L150] RET, EXPR __ieee754_sqrt(x) VAL [__ieee754_sqrt(x)=6442450946, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [L150] double res = __ieee754_sqrt(x); [L153] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [one_sqrt=1, res=6442450946, res == -0.0 && __signbit_double(res) == 1=0, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [L153] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L154] __VERIFIER_error() VAL [one_sqrt=1, res=6442450946, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] ----- [2018-11-22 21:22:31,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:22:31 BoogieIcfgContainer [2018-11-22 21:22:31,992 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 21:22:31,992 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 21:22:31,992 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 21:22:31,992 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 21:22:31,993 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:22:31" (3/4) ... [2018-11-22 21:22:31,996 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-22 21:22:31,996 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 21:22:31,997 INFO L168 Benchmark]: Toolchain (without parser) took 1043.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 958.1 MB in the beginning and 1.1 GB in the end (delta: -139.0 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-22 21:22:31,998 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-22 21:22:31,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 197.49 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 941.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-22 21:22:31,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 941.9 MB in the beginning and 1.2 GB in the end (delta: -215.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-22 21:22:32,000 INFO L168 Benchmark]: Boogie Preprocessor took 33.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 21:22:32,000 INFO L168 Benchmark]: RCFGBuilder took 416.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-22 21:22:32,000 INFO L168 Benchmark]: TraceAbstraction took 332.40 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: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. [2018-11-22 21:22:32,001 INFO L168 Benchmark]: Witness Printer took 3.98 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. [2018-11-22 21:22:32,003 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 197.49 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 941.9 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 56.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 941.9 MB in the beginning and 1.2 GB in the end (delta: -215.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.42 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 416.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 31.6 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 332.40 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: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.98 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: 154]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 149, overapproximation of someBinaryArithmeticDOUBLEoperation at line 33, overapproximation of bitwiseAnd at line 32, overapproximation of someBinaryDOUBLEComparisonOperation at line 153. Possible FailurePath: [L17] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; VAL [\old(one_sqrt)=6442450952, \old(tiny_sqrt)=6442450947, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L149] double x = -0.0; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L150] CALL, EXPR __ieee754_sqrt(x) VAL [\old(x)=6442450953, 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)=6442450953, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [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)=6442450953, ix0=-2147483648, ix1=6442450950, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [L150] RET, EXPR __ieee754_sqrt(x) VAL [__ieee754_sqrt(x)=6442450946, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [L150] double res = __ieee754_sqrt(x); [L153] EXPR res == -0.0 && __signbit_double(res) == 1 VAL [one_sqrt=1, res=6442450946, res == -0.0 && __signbit_double(res) == 1=0, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] [L153] COND TRUE !(res == -0.0 && __signbit_double(res) == 1) [L154] __VERIFIER_error() VAL [one_sqrt=1, res=6442450946, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450953] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 66 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 86 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=66occurred 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, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 225 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 [2018-11-22 21:22:33,400 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 21:22:33,401 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 21:22:33,408 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-11-22 21:22:33,413 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 21:22:33,414 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 21:22:33,414 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 21:22:33,415 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 21:22:33,415 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 21:22:33,416 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 21:22:33,417 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 21:22:33,419 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 21:22:33,420 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 21:22:33,420 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 21:22:33,421 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 21:22:33,423 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 21:22:33,423 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 21:22:33,423 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 21:22:33,424 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 21:22:33,424 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 21:22:33,425 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 21:22:33,426 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 21:22:33,426 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 21:22:33,426 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 21:22:33,427 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 21:22:33,427 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 21:22:33,427 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 21:22:33,428 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 21:22:33,428 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 21:22:33,429 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-22 21:22:33,439 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 21:22:33,439 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 21:22:33,440 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 21:22:33,440 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 21:22:33,440 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-22 21:22:33,440 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-22 21:22:33,441 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-22 21:22:33,441 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-22 21:22:33,441 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-22 21:22:33,441 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-22 21:22:33,441 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 21:22:33,442 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 21:22:33,442 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 21:22:33,442 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 21:22:33,442 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 21:22:33,442 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 21:22:33,442 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 21:22:33,442 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 21:22:33,442 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 21:22:33,443 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 21:22:33,443 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 21:22:33,443 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 21:22:33,443 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 21:22:33,443 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 21:22:33,443 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 21:22:33,444 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 21:22:33,444 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 21:22:33,444 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 21:22:33,444 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 21:22:33,444 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 21:22:33,444 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 21:22:33,444 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-22 21:22:33,444 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 21:22:33,445 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 21:22:33,445 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 21:22:33,445 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_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/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 -> 788527977e7ebd7aa0a832758f41b65d3cbd270a [2018-11-22 21:22:33,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 21:22:33,481 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 21:22:33,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 21:22:33,484 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 21:22:33,485 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 21:22:33,485 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-11-22 21:22:33,520 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/data/13efd83e1/192d6a21fc4942f1bcfcff3d5eec34e7/FLAGf91a8ebbd [2018-11-22 21:22:33,854 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 21:22:33,854 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/sv-benchmarks/c/float-newlib/double_req_bl_0730b_true-unreach-call.c [2018-11-22 21:22:33,860 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/data/13efd83e1/192d6a21fc4942f1bcfcff3d5eec34e7/FLAGf91a8ebbd [2018-11-22 21:22:34,282 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/data/13efd83e1/192d6a21fc4942f1bcfcff3d5eec34e7 [2018-11-22 21:22:34,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 21:22:34,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 21:22:34,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 21:22:34,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 21:22:34,290 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 21:22:34,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:22:34" (1/1) ... [2018-11-22 21:22:34,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9bad2dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34, skipping insertion in model container [2018-11-22 21:22:34,294 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:22:34" (1/1) ... [2018-11-22 21:22:34,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 21:22:34,320 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 21:22:34,462 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:22:34,466 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 21:22:34,497 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:22:34,519 INFO L195 MainTranslator]: Completed translation [2018-11-22 21:22:34,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34 WrapperNode [2018-11-22 21:22:34,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 21:22:34,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 21:22:34,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 21:22:34,520 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 21:22:34,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34" (1/1) ... [2018-11-22 21:22:34,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34" (1/1) ... [2018-11-22 21:22:34,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 21:22:34,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 21:22:34,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 21:22:34,540 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 21:22:34,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34" (1/1) ... [2018-11-22 21:22:34,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34" (1/1) ... [2018-11-22 21:22:34,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34" (1/1) ... [2018-11-22 21:22:34,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34" (1/1) ... [2018-11-22 21:22:34,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34" (1/1) ... [2018-11-22 21:22:34,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34" (1/1) ... [2018-11-22 21:22:34,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34" (1/1) ... [2018-11-22 21:22:34,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 21:22:34,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 21:22:34,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 21:22:34,619 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 21:22:34,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/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 [2018-11-22 21:22:34,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-22 21:22:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-22 21:22:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2018-11-22 21:22:34,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2018-11-22 21:22:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 21:22:34,663 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 21:22:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-22 21:22:34,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-22 21:22:34,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 21:22:34,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 21:22:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 21:22:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-22 21:22:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 21:22:34,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 21:22:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-22 21:22:34,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 21:22:35,096 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 21:22:37,814 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 21:22:37,839 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 21:22:37,839 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-11-22 21:22:37,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:22:37 BoogieIcfgContainer [2018-11-22 21:22:37,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 21:22:37,841 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 21:22:37,841 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 21:22:37,844 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 21:22:37,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:22:34" (1/3) ... [2018-11-22 21:22:37,844 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43c3dcb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:22:37, skipping insertion in model container [2018-11-22 21:22:37,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:22:34" (2/3) ... [2018-11-22 21:22:37,845 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43c3dcb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:22:37, skipping insertion in model container [2018-11-22 21:22:37,845 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:22:37" (3/3) ... [2018-11-22 21:22:37,846 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0730b_true-unreach-call.c [2018-11-22 21:22:37,853 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 21:22:37,858 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 21:22:37,868 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 21:22:37,887 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 21:22:37,887 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 21:22:37,887 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 21:22:37,888 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 21:22:37,888 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 21:22:37,888 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 21:22:37,888 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 21:22:37,888 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 21:22:37,888 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 21:22:37,899 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2018-11-22 21:22:37,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-22 21:22:37,903 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:22:37,904 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:22:37,905 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:22:37,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:22:37,908 INFO L82 PathProgramCache]: Analyzing trace with hash -1451999223, now seen corresponding path program 1 times [2018-11-22 21:22:37,911 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 21:22:37,911 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/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 [2018-11-22 21:22:37,915 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:22:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:22:38,213 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:22:38,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:22:38,224 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 21:22:38,236 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:22:38,236 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-22 21:22:38,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-22 21:22:38,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-22 21:22:38,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 21:22:38,248 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 2 states. [2018-11-22 21:22:38,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:22:38,265 INFO L93 Difference]: Finished difference Result 124 states and 187 transitions. [2018-11-22 21:22:38,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-22 21:22:38,266 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-11-22 21:22:38,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:22:38,274 INFO L225 Difference]: With dead ends: 124 [2018-11-22 21:22:38,274 INFO L226 Difference]: Without dead ends: 62 [2018-11-22 21:22:38,277 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 21:22:38,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-11-22 21:22:38,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2018-11-22 21:22:38,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-11-22 21:22:38,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 82 transitions. [2018-11-22 21:22:38,303 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 82 transitions. Word has length 16 [2018-11-22 21:22:38,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:22:38,303 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 82 transitions. [2018-11-22 21:22:38,303 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-22 21:22:38,303 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2018-11-22 21:22:38,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-22 21:22:38,304 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:22:38,304 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:22:38,304 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:22:38,305 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:22:38,305 INFO L82 PathProgramCache]: Analyzing trace with hash -597003218, now seen corresponding path program 1 times [2018-11-22 21:22:38,305 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 21:22:38,305 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/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 [2018-11-22 21:22:38,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:22:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:22:38,611 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:22:48,937 WARN L180 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 6 [2018-11-22 21:22:51,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:22:51,216 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 21:22:51,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:22:51,237 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 21:22:51,239 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 21:22:51,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 21:22:51,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=29, Unknown=2, NotChecked=0, Total=42 [2018-11-22 21:22:51,239 INFO L87 Difference]: Start difference. First operand 62 states and 82 transitions. Second operand 7 states. [2018-11-22 21:23:07,207 WARN L180 SmtUtils]: Spent 6.74 s on a formula simplification that was a NOOP. DAG size: 9 [2018-11-22 21:24:33,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:24:33,100 INFO L93 Difference]: Finished difference Result 69 states and 89 transitions. [2018-11-22 21:24:33,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 21:24:33,136 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-11-22 21:24:33,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:24:33,137 INFO L225 Difference]: With dead ends: 69 [2018-11-22 21:24:33,137 INFO L226 Difference]: Without dead ends: 66 [2018-11-22 21:24:33,137 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 27.0s TimeCoverageRelationStatistics Valid=23, Invalid=62, Unknown=5, NotChecked=0, Total=90 [2018-11-22 21:24:33,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-11-22 21:24:33,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2018-11-22 21:24:33,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-11-22 21:24:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 86 transitions. [2018-11-22 21:24:33,145 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 86 transitions. Word has length 17 [2018-11-22 21:24:33,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:24:33,145 INFO L480 AbstractCegarLoop]: Abstraction has 66 states and 86 transitions. [2018-11-22 21:24:33,145 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 21:24:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 86 transitions. [2018-11-22 21:24:33,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-22 21:24:33,146 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:24:33,146 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:24:33,146 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:24:33,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:24:33,147 INFO L82 PathProgramCache]: Analyzing trace with hash -1653495598, now seen corresponding path program 1 times [2018-11-22 21:24:33,147 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 21:24:33,147 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/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 [2018-11-22 21:24:33,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:24:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:24:33,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:24:33,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:24:33,258 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 21:24:33,271 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:24:33,271 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 21:24:33,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 21:24:33,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 21:24:33,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-22 21:24:33,272 INFO L87 Difference]: Start difference. First operand 66 states and 86 transitions. Second operand 7 states. [2018-11-22 21:24:37,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:24:37,963 INFO L93 Difference]: Finished difference Result 73 states and 93 transitions. [2018-11-22 21:24:37,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 21:24:37,964 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-11-22 21:24:37,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:24:37,965 INFO L225 Difference]: With dead ends: 73 [2018-11-22 21:24:37,965 INFO L226 Difference]: Without dead ends: 70 [2018-11-22 21:24:37,965 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2018-11-22 21:24:37,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-11-22 21:24:37,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 66. [2018-11-22 21:24:37,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-11-22 21:24:37,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 86 transitions. [2018-11-22 21:24:37,972 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 86 transitions. Word has length 19 [2018-11-22 21:24:37,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:24:37,972 INFO L480 AbstractCegarLoop]: Abstraction has 66 states and 86 transitions. [2018-11-22 21:24:37,972 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 21:24:37,972 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 86 transitions. [2018-11-22 21:24:37,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-22 21:24:37,973 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:24:37,973 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] [2018-11-22 21:24:37,973 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:24:37,973 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:24:37,974 INFO L82 PathProgramCache]: Analyzing trace with hash -85516209, now seen corresponding path program 1 times [2018-11-22 21:24:37,974 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 21:24:37,974 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-22 21:24:37,977 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:24:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:24:38,753 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:24:38,801 INFO L683 Elim1Store]: detected equality via solver [2018-11-22 21:24:38,802 INFO L683 Elim1Store]: detected equality via solver [2018-11-22 21:24:38,803 INFO L683 Elim1Store]: detected equality via solver [2018-11-22 21:24:38,804 INFO L683 Elim1Store]: detected equality via solver [2018-11-22 21:24:38,808 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2018-11-22 21:24:38,900 INFO L683 Elim1Store]: detected equality via solver [2018-11-22 21:24:38,901 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 51 [2018-11-22 21:24:38,902 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-22 21:24:38,938 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 20 treesize of output 16 [2018-11-22 21:24:38,939 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-22 21:24:38,962 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 28 treesize of output 22 [2018-11-22 21:24:38,985 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 [2018-11-22 21:24:38,985 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-22 21:24:38,990 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-22 21:24:38,996 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-22 21:24:39,013 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-22 21:24:39,014 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:76, output treesize:27 [2018-11-22 21:24:39,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:24:39,083 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 21:24:39,098 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:24:39,098 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 21:24:39,098 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 21:24:39,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 21:24:39,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-22 21:24:39,099 INFO L87 Difference]: Start difference. First operand 66 states and 86 transitions. Second operand 6 states. [2018-11-22 21:24:42,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:24:42,067 INFO L93 Difference]: Finished difference Result 88 states and 109 transitions. [2018-11-22 21:24:42,068 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 21:24:42,068 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2018-11-22 21:24:42,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:24:42,069 INFO L225 Difference]: With dead ends: 88 [2018-11-22 21:24:42,069 INFO L226 Difference]: Without dead ends: 28 [2018-11-22 21:24:42,069 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-11-22 21:24:42,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-11-22 21:24:42,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2018-11-22 21:24:42,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2018-11-22 21:24:42,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 27 transitions. [2018-11-22 21:24:42,073 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 27 transitions. Word has length 20 [2018-11-22 21:24:42,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:24:42,074 INFO L480 AbstractCegarLoop]: Abstraction has 28 states and 27 transitions. [2018-11-22 21:24:42,074 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 21:24:42,074 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 27 transitions. [2018-11-22 21:24:42,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-22 21:24:42,075 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:24:42,075 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, 1, 1, 1, 1, 1] [2018-11-22 21:24:42,075 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:24:42,075 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:24:42,075 INFO L82 PathProgramCache]: Analyzing trace with hash -1613937065, now seen corresponding path program 1 times [2018-11-22 21:24:42,076 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 21:24:42,076 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-22 21:24:42,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:24:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:24:42,153 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 21:24:42,223 INFO L683 Elim1Store]: detected equality via solver [2018-11-22 21:24:42,224 INFO L683 Elim1Store]: detected equality via solver [2018-11-22 21:24:42,224 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 [2018-11-22 21:24:42,272 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-11-22 21:24:42,273 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-22 21:24:42,287 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 17 treesize of output 13 [2018-11-22 21:24:42,293 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 13 treesize of output 1 [2018-11-22 21:24:42,293 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-22 21:24:42,294 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-22 21:24:42,296 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-22 21:24:42,301 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. [2018-11-22 21:24:42,301 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:14 [2018-11-22 21:24:42,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:24:42,426 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 21:24:42,438 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:24:42,438 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-11-22 21:24:42,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-22 21:24:42,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-22 21:24:42,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2018-11-22 21:24:42,439 INFO L87 Difference]: Start difference. First operand 28 states and 27 transitions. Second operand 12 states. [2018-11-22 21:24:42,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:24:42,934 INFO L93 Difference]: Finished difference Result 28 states and 27 transitions. [2018-11-22 21:24:42,934 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-22 21:24:42,935 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 27 [2018-11-22 21:24:42,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:24:42,935 INFO L225 Difference]: With dead ends: 28 [2018-11-22 21:24:42,935 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 21:24:42,935 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2018-11-22 21:24:42,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 21:24:42,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 21:24:42,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 21:24:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 21:24:42,936 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-11-22 21:24:42,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:24:42,936 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 21:24:42,936 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-22 21:24:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 21:24:42,936 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 21:24:42,940 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 21:24:43,114 INFO L451 ceAbstractionStarter]: At program point __ieee754_sqrtENTRY(lines 19 127) the Hoare annotation is: true [2018-11-22 21:24:43,114 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtFINAL(lines 19 127) no Hoare annotation was computed. [2018-11-22 21:24:43,114 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 94) no Hoare annotation was computed. [2018-11-22 21:24:43,114 INFO L448 ceAbstractionStarter]: For program point L85-2(lines 85 94) no Hoare annotation was computed. [2018-11-22 21:24:43,114 INFO L448 ceAbstractionStarter]: For program point L44(lines 44 55) no Hoare annotation was computed. [2018-11-22 21:24:43,114 INFO L448 ceAbstractionStarter]: For program point L44-2(lines 44 55) no Hoare annotation was computed. [2018-11-22 21:24:43,114 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 113) no Hoare annotation was computed. [2018-11-22 21:24:43,114 INFO L448 ceAbstractionStarter]: For program point L36(lines 36 41) no Hoare annotation was computed. [2018-11-22 21:24:43,114 INFO L444 ceAbstractionStarter]: At program point L69-2(lines 69 79) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((v_prenex_8 (_ BitVec 64))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) v_prenex_8) ((_ extract 62 52) v_prenex_8) ((_ extract 51 0) v_prenex_8))) (not (= (_ bv0 32) (bvor (bvand ((_ extract 63 32) v_prenex_8) (_ bv2147483647 32)) ((_ extract 31 0) v_prenex_8))))))) [2018-11-22 21:24:43,114 INFO L448 ceAbstractionStarter]: For program point L36-2(lines 36 41) no Hoare annotation was computed. [2018-11-22 21:24:43,115 INFO L448 ceAbstractionStarter]: For program point L69-3(lines 69 79) no Hoare annotation was computed. [2018-11-22 21:24:43,115 INFO L444 ceAbstractionStarter]: At program point L45-2(lines 45 49) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((v_prenex_8 (_ BitVec 64))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) v_prenex_8) ((_ extract 62 52) v_prenex_8) ((_ extract 51 0) v_prenex_8))) (not (= (_ bv0 32) (bvor (bvand ((_ extract 63 32) v_prenex_8) (_ bv2147483647 32)) ((_ extract 31 0) v_prenex_8))))))) [2018-11-22 21:24:43,115 INFO L448 ceAbstractionStarter]: For program point L45-3(lines 45 49) no Hoare annotation was computed. [2018-11-22 21:24:43,115 INFO L448 ceAbstractionStarter]: For program point L37(lines 37 40) no Hoare annotation was computed. [2018-11-22 21:24:43,115 INFO L448 ceAbstractionStarter]: For program point L87(lines 87 88) no Hoare annotation was computed. [2018-11-22 21:24:43,115 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 120 125) no Hoare annotation was computed. [2018-11-22 21:24:43,115 INFO L444 ceAbstractionStarter]: At program point L120-2(lines 120 125) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((v_prenex_8 (_ BitVec 64))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) v_prenex_8) ((_ extract 62 52) v_prenex_8) ((_ extract 51 0) v_prenex_8))) (not (= (_ bv0 32) (bvor (bvand ((_ extract 63 32) v_prenex_8) (_ bv2147483647 32)) ((_ extract 31 0) v_prenex_8))))))) [2018-11-22 21:24:43,115 INFO L448 ceAbstractionStarter]: For program point L87-2(lines 87 88) no Hoare annotation was computed. [2018-11-22 21:24:43,115 INFO L448 ceAbstractionStarter]: For program point L120-3(lines 120 125) no Hoare annotation was computed. [2018-11-22 21:24:43,115 INFO L448 ceAbstractionStarter]: For program point L104(lines 104 112) no Hoare annotation was computed. [2018-11-22 21:24:43,115 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 75) no Hoare annotation was computed. [2018-11-22 21:24:43,115 INFO L448 ceAbstractionStarter]: For program point L71-2(lines 71 75) no Hoare annotation was computed. [2018-11-22 21:24:43,115 INFO L448 ceAbstractionStarter]: For program point L39(lines 39 40) no Hoare annotation was computed. [2018-11-22 21:24:43,116 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtEXIT(lines 19 127) no Hoare annotation was computed. [2018-11-22 21:24:43,116 INFO L448 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-11-22 21:24:43,116 INFO L448 ceAbstractionStarter]: For program point L90-2(lines 90 91) no Hoare annotation was computed. [2018-11-22 21:24:43,116 INFO L444 ceAbstractionStarter]: At program point L82-2(lines 82 98) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((v_prenex_8 (_ BitVec 64))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) v_prenex_8) ((_ extract 62 52) v_prenex_8) ((_ extract 51 0) v_prenex_8))) (not (= (_ bv0 32) (bvor (bvand ((_ extract 63 32) v_prenex_8) (_ bv2147483647 32)) ((_ extract 31 0) v_prenex_8))))))) [2018-11-22 21:24:43,116 INFO L448 ceAbstractionStarter]: For program point L82-3(lines 19 127) no Hoare annotation was computed. [2018-11-22 21:24:43,116 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2018-11-22 21:24:43,116 INFO L448 ceAbstractionStarter]: For program point L58(lines 58 61) no Hoare annotation was computed. [2018-11-22 21:24:43,116 INFO L448 ceAbstractionStarter]: For program point L25-1(lines 25 30) no Hoare annotation was computed. [2018-11-22 21:24:43,116 INFO L448 ceAbstractionStarter]: For program point L58-2(lines 58 61) no Hoare annotation was computed. [2018-11-22 21:24:43,116 INFO L444 ceAbstractionStarter]: At program point L25-2(lines 25 30) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32))) [2018-11-22 21:24:43,116 INFO L448 ceAbstractionStarter]: For program point L25-3(lines 19 127) no Hoare annotation was computed. [2018-11-22 21:24:43,116 INFO L448 ceAbstractionStarter]: For program point L50-2(lines 50 51) no Hoare annotation was computed. [2018-11-22 21:24:43,117 INFO L444 ceAbstractionStarter]: At program point L50-3(lines 50 51) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((v_prenex_8 (_ BitVec 64))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) v_prenex_8) ((_ extract 62 52) v_prenex_8) ((_ extract 51 0) v_prenex_8))) (not (= (_ bv0 32) (bvor (bvand ((_ extract 63 32) v_prenex_8) (_ bv2147483647 32)) ((_ extract 31 0) v_prenex_8))))))) [2018-11-22 21:24:43,117 INFO L448 ceAbstractionStarter]: For program point L50-4(lines 50 51) no Hoare annotation was computed. [2018-11-22 21:24:43,117 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 109) no Hoare annotation was computed. [2018-11-22 21:24:43,117 INFO L448 ceAbstractionStarter]: For program point L108-2(lines 108 109) no Hoare annotation was computed. [2018-11-22 21:24:43,117 INFO L448 ceAbstractionStarter]: For program point L100(lines 100 114) no Hoare annotation was computed. [2018-11-22 21:24:43,117 INFO L448 ceAbstractionStarter]: For program point L117(lines 117 118) no Hoare annotation was computed. [2018-11-22 21:24:43,117 INFO L448 ceAbstractionStarter]: For program point L117-2(lines 117 118) no Hoare annotation was computed. [2018-11-22 21:24:43,117 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 21:24:43,117 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-22 21:24:43,117 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 21:24:43,117 INFO L448 ceAbstractionStarter]: For program point L132-3(lines 132 136) no Hoare annotation was computed. [2018-11-22 21:24:43,117 INFO L448 ceAbstractionStarter]: For program point __signbit_doubleFINAL(lines 129 139) no Hoare annotation was computed. [2018-11-22 21:24:43,118 INFO L448 ceAbstractionStarter]: For program point __signbit_doubleEXIT(lines 129 139) no Hoare annotation was computed. [2018-11-22 21:24:43,118 INFO L451 ceAbstractionStarter]: At program point __signbit_doubleENTRY(lines 129 139) the Hoare annotation is: true [2018-11-22 21:24:43,118 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2018-11-22 21:24:43,118 INFO L444 ceAbstractionStarter]: At program point L132-2(lines 132 136) the Hoare annotation is: (= |__signbit_double_#in~x| __signbit_double_~x) [2018-11-22 21:24:43,118 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 21:24:43,118 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-22 21:24:43,120 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 21:24:43,120 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 21:24:43,120 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 141 159) the Hoare annotation is: true [2018-11-22 21:24:43,120 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-22 21:24:43,120 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-11-22 21:24:43,120 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 141 159) no Hoare annotation was computed. [2018-11-22 21:24:43,120 INFO L444 ceAbstractionStarter]: At program point L153-1(line 153) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 11 53)))) (and (= main_~res~0 .cse0) |main_#t~short11| (= main_~x~0 .cse0))) [2018-11-22 21:24:43,121 INFO L448 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2018-11-22 21:24:43,121 INFO L444 ceAbstractionStarter]: At program point L150(line 150) the Hoare annotation is: (= main_~x~0 (fp.neg (_ +zero 11 53))) [2018-11-22 21:24:43,121 INFO L448 ceAbstractionStarter]: For program point L150-1(line 150) no Hoare annotation was computed. [2018-11-22 21:24:43,121 INFO L448 ceAbstractionStarter]: For program point L153-4(lines 153 156) no Hoare annotation was computed. [2018-11-22 21:24:43,121 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 154) no Hoare annotation was computed. [2018-11-22 21:24:43,121 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 141 159) no Hoare annotation was computed. [2018-11-22 21:24:43,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,134 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,134 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,134 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,134 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,135 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,135 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,135 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,135 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,135 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,136 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,136 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,136 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,136 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,136 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,137 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,137 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,137 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,137 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,137 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,138 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,138 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,138 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,139 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,139 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,139 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,139 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,139 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,140 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,140 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,140 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,140 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,141 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:24:43 BoogieIcfgContainer [2018-11-22 21:24:43,143 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 21:24:43,143 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 21:24:43,143 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 21:24:43,143 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 21:24:43,144 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:22:37" (3/4) ... [2018-11-22 21:24:43,147 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 21:24:43,152 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrt [2018-11-22 21:24:43,152 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 21:24:43,152 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_double [2018-11-22 21:24:43,153 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 21:24:43,157 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2018-11-22 21:24:43,157 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-22 21:24:43,158 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 21:24:43,175 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32 [2018-11-22 21:24:43,175 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-22 21:24:43,175 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_prenex_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_prenex_8[63:32], 2147483647bv32), v_prenex_8[31:0]))) [2018-11-22 21:24:43,175 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_prenex_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_prenex_8[63:32], 2147483647bv32), v_prenex_8[31:0]))) [2018-11-22 21:24:43,176 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_prenex_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_prenex_8[63:32], 2147483647bv32), v_prenex_8[31:0]))) [2018-11-22 21:24:43,177 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_prenex_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_prenex_8[63:32], 2147483647bv32), v_prenex_8[31:0]))) [2018-11-22 21:24:43,177 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_prenex_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_prenex_8[63:32], 2147483647bv32), v_prenex_8[31:0]))) [2018-11-22 21:24:43,204 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bfe9a6c0-9f66-4d00-88a2-2c64cf986033/bin-2019/utaipan/witness.graphml [2018-11-22 21:24:43,204 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 21:24:43,205 INFO L168 Benchmark]: Toolchain (without parser) took 128919.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 949.7 MB in the beginning and 848.8 MB in the end (delta: 100.9 MB). Peak memory consumption was 243.0 MB. Max. memory is 11.5 GB. [2018-11-22 21:24:43,205 INFO L168 Benchmark]: CDTParser took 0.11 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. [2018-11-22 21:24:43,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.73 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-22 21:24:43,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.90 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 21:24:43,206 INFO L168 Benchmark]: Boogie Preprocessor took 79.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -196.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. [2018-11-22 21:24:43,206 INFO L168 Benchmark]: RCFGBuilder took 3220.61 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: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2018-11-22 21:24:43,206 INFO L168 Benchmark]: TraceAbstraction took 125302.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 855.4 MB in the end (delta: 237.3 MB). Peak memory consumption was 237.3 MB. Max. memory is 11.5 GB. [2018-11-22 21:24:43,206 INFO L168 Benchmark]: Witness Printer took 60.79 ms. Allocated memory is still 1.2 GB. Free memory was 855.4 MB in the beginning and 848.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-22 21:24:43,208 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 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 232.73 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.90 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -196.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3220.61 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: 37.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 125302.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 855.4 MB in the end (delta: 237.3 MB). Peak memory consumption was 237.3 MB. Max. memory is 11.5 GB. * Witness Printer took 60.79 ms. Allocated memory is still 1.2 GB. Free memory was 855.4 MB in the beginning and 848.8 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 154]: 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 [2018-11-22 21:24:43,211 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,211 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,212 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,213 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,213 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_prenex_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_prenex_8[63:32], 2147483647bv32), v_prenex_8[31:0]))) - InvariantResult [Line: 50]: Loop Invariant [2018-11-22 21:24:43,213 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,213 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,213 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,214 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_prenex_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_prenex_8[63:32], 2147483647bv32), v_prenex_8[31:0]))) - InvariantResult [Line: 120]: Loop Invariant [2018-11-22 21:24:43,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,215 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,216 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_prenex_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_prenex_8[63:32], 2147483647bv32), v_prenex_8[31:0]))) - InvariantResult [Line: 45]: Loop Invariant [2018-11-22 21:24:43,217 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,217 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,217 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,217 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,218 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,218 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,218 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,218 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,218 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,218 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_prenex_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_prenex_8[63:32], 2147483647bv32), v_prenex_8[31:0]))) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32 - InvariantResult [Line: 69]: Loop Invariant [2018-11-22 21:24:43,219 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,219 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,219 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,220 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,220 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,220 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,220 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,220 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,220 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] [2018-11-22 21:24:43,221 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_8,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_prenex_8 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_prenex_8[63:63], v_prenex_8[62:52], v_prenex_8[51:0]) && !(0bv32 == ~bvor32(~bvand32(v_prenex_8[63:32], 2147483647bv32), v_prenex_8[31:0]))) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: \old(x) == x - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 66 locations, 1 error locations. SAFE Result, 125.2s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 110.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 311 SDtfs, 276 SDslu, 820 SDs, 0 SdLazy, 299 SolverSat, 26 SolverUnsat, 18 SolverUnknown, 0 SolverNotchecked, 91.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 27.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 19 PreInvPairs, 29 NumberOfFragments, 182 HoareAnnotationTreeSize, 19 FomulaSimplifications, 100 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 13.3s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 94 ConstructedInterpolants, 11 QuantifiedInterpolants, 9851 SizeOfPredicates, 17 NumberOfNonLiveVariables, 317 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...