./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0682a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0682a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/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 fcf534df2acf49cd98974d7f01989073db823dea .............................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0682a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/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 fcf534df2acf49cd98974d7f01989073db823dea ........................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:23:20,263 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:23:20,264 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:23:20,272 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:23:20,272 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:23:20,272 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:23:20,273 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:23:20,274 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:23:20,275 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:23:20,276 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:23:20,277 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:23:20,277 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:23:20,278 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:23:20,278 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:23:20,279 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:23:20,280 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:23:20,280 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:23:20,282 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:23:20,283 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:23:20,284 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:23:20,285 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:23:20,286 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:23:20,287 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:23:20,288 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:23:20,288 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:23:20,289 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:23:20,289 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:23:20,290 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:23:20,290 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:23:20,291 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:23:20,291 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:23:20,292 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:23:20,292 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:23:20,292 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:23:20,293 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:23:20,293 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:23:20,294 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 15:23:20,304 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:23:20,304 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:23:20,305 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:23:20,305 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 15:23:20,305 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 15:23:20,305 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 15:23:20,305 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 15:23:20,305 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 15:23:20,306 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 15:23:20,306 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 15:23:20,306 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 15:23:20,306 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 15:23:20,306 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 15:23:20,307 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:23:20,307 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:23:20,307 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:23:20,307 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:23:20,307 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:23:20,307 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:23:20,307 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:23:20,308 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:23:20,308 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:23:20,308 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:23:20,308 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:23:20,308 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:23:20,308 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:23:20,308 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:23:20,309 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:23:20,309 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:23:20,309 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:23:20,309 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:23:20,309 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:23:20,309 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:23:20,309 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 15:23:20,309 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:23:20,310 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:23:20,310 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 15:23:20,310 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_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/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 -> fcf534df2acf49cd98974d7f01989073db823dea [2018-11-18 15:23:20,332 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:23:20,340 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:23:20,342 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:23:20,343 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:23:20,344 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:23:20,344 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0682a_true-unreach-call.c [2018-11-18 15:23:20,381 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/data/5b2ded70d/54651ae00be54fe1949dcb3e1924d638/FLAGdc52cf9d2 [2018-11-18 15:23:20,735 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:23:20,736 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/sv-benchmarks/c/float-newlib/double_req_bl_0682a_true-unreach-call.c [2018-11-18 15:23:20,743 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/data/5b2ded70d/54651ae00be54fe1949dcb3e1924d638/FLAGdc52cf9d2 [2018-11-18 15:23:21,142 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/data/5b2ded70d/54651ae00be54fe1949dcb3e1924d638 [2018-11-18 15:23:21,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:23:21,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:23:21,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:23:21,145 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:23:21,147 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:23:21,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:23:21" (1/1) ... [2018-11-18 15:23:21,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@218c959c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21, skipping insertion in model container [2018-11-18 15:23:21,150 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:23:21" (1/1) ... [2018-11-18 15:23:21,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:23:21,178 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:23:21,319 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:23:21,324 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:23:21,361 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:23:21,415 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:23:21,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21 WrapperNode [2018-11-18 15:23:21,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:23:21,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:23:21,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:23:21,417 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:23:21,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21" (1/1) ... [2018-11-18 15:23:21,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21" (1/1) ... [2018-11-18 15:23:21,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:23:21,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:23:21,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:23:21,440 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:23:21,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21" (1/1) ... [2018-11-18 15:23:21,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21" (1/1) ... [2018-11-18 15:23:21,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21" (1/1) ... [2018-11-18 15:23:21,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21" (1/1) ... [2018-11-18 15:23:21,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21" (1/1) ... [2018-11-18 15:23:21,470 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21" (1/1) ... [2018-11-18 15:23:21,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21" (1/1) ... [2018-11-18 15:23:21,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:23:21,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:23:21,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:23:21,475 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:23:21,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/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 [2018-11-18 15:23:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2018-11-18 15:23:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2018-11-18 15:23:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-11-18 15:23:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-11-18 15:23:21,514 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:23:21,514 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:23:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 15:23:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 15:23:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 15:23:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 15:23:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 15:23:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 15:23:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 15:23:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:23:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:23:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 15:23:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:23:21,515 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 15:23:21,515 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 15:23:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:23:21,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:23:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 15:23:21,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:23:21,950 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:23:21,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:23:21 BoogieIcfgContainer [2018-11-18 15:23:21,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:23:21,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:23:21,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:23:21,953 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:23:21,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:23:21" (1/3) ... [2018-11-18 15:23:21,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bf6eab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:23:21, skipping insertion in model container [2018-11-18 15:23:21,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:21" (2/3) ... [2018-11-18 15:23:21,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bf6eab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:23:21, skipping insertion in model container [2018-11-18 15:23:21,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:23:21" (3/3) ... [2018-11-18 15:23:21,955 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0682a_true-unreach-call.c [2018-11-18 15:23:21,961 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:23:21,965 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:23:21,974 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:23:21,992 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:23:21,992 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:23:21,992 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:23:21,992 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:23:21,992 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:23:21,992 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:23:21,992 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:23:21,992 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:23:22,003 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states. [2018-11-18 15:23:22,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 15:23:22,007 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:23:22,008 INFO L375 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] [2018-11-18 15:23:22,009 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:23:22,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:23:22,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1437824845, now seen corresponding path program 1 times [2018-11-18 15:23:22,014 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:23:22,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:23:22,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:23:22,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:23:22,043 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:23:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:23:22,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:23:22,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:23:22,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:23:22,127 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:23:22,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:23:22,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:23:22,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:23:22,144 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 2 states. [2018-11-18 15:23:22,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:23:22,165 INFO L93 Difference]: Finished difference Result 232 states and 362 transitions. [2018-11-18 15:23:22,165 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:23:22,166 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 27 [2018-11-18 15:23:22,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:23:22,175 INFO L225 Difference]: With dead ends: 232 [2018-11-18 15:23:22,175 INFO L226 Difference]: Without dead ends: 115 [2018-11-18 15:23:22,179 INFO L604 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 [2018-11-18 15:23:22,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-11-18 15:23:22,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2018-11-18 15:23:22,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-11-18 15:23:22,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 155 transitions. [2018-11-18 15:23:22,214 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 155 transitions. Word has length 27 [2018-11-18 15:23:22,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:23:22,215 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 155 transitions. [2018-11-18 15:23:22,215 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:23:22,215 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 155 transitions. [2018-11-18 15:23:22,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 15:23:22,215 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:23:22,215 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:23:22,216 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:23:22,216 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:23:22,216 INFO L82 PathProgramCache]: Analyzing trace with hash 1361366471, now seen corresponding path program 1 times [2018-11-18 15:23:22,216 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:23:22,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:23:22,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:23:22,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:23:22,217 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:23:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:23:22,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:23:22,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:23:22,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 15:23:22,284 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 15:23:22,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 15:23:22,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 15:23:22,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:23:22,286 INFO L87 Difference]: Start difference. First operand 115 states and 155 transitions. Second operand 3 states. [2018-11-18 15:23:22,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:23:22,306 INFO L93 Difference]: Finished difference Result 207 states and 286 transitions. [2018-11-18 15:23:22,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 15:23:22,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2018-11-18 15:23:22,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:23:22,308 INFO L225 Difference]: With dead ends: 207 [2018-11-18 15:23:22,308 INFO L226 Difference]: Without dead ends: 115 [2018-11-18 15:23:22,309 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 15:23:22,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-11-18 15:23:22,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2018-11-18 15:23:22,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-11-18 15:23:22,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 154 transitions. [2018-11-18 15:23:22,315 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 154 transitions. Word has length 30 [2018-11-18 15:23:22,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:23:22,316 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 154 transitions. [2018-11-18 15:23:22,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 15:23:22,316 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 154 transitions. [2018-11-18 15:23:22,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 15:23:22,316 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:23:22,317 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 15:23:22,317 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:23:22,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:23:22,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1990336532, now seen corresponding path program 1 times [2018-11-18 15:23:22,317 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 15:23:22,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:23:22,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:23:22,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 15:23:22,318 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 15:23:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:23:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:23:22,489 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 15:23:22,515 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450962 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 15:23:22,516 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450955 could not be translated for associated CType ARRAY#_11_~DOUBLE# [2018-11-18 15:23:22,517 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450957 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 15:23:22,517 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450948 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 15:23:22,517 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450969 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 15:23:22,517 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 6442450978 could not be translated for associated CType ARRAY#_4_~DOUBLE# [2018-11-18 15:23:22,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:23:22 BoogieIcfgContainer [2018-11-18 15:23:22,536 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:23:22,536 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:23:22,536 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:23:22,536 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:23:22,537 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:23:21" (3/4) ... [2018-11-18 15:23:22,540 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:23:22,541 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:23:22,541 INFO L168 Benchmark]: Toolchain (without parser) took 1397.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 958.1 MB in the beginning and 959.4 MB in the end (delta: -1.3 MB). Peak memory consumption was 92.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:22,543 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-11-18 15:23:22,543 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -135.5 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:22,544 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:22,544 INFO L168 Benchmark]: Boogie Preprocessor took 34.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:22,545 INFO L168 Benchmark]: RCFGBuilder took 475.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:22,545 INFO L168 Benchmark]: TraceAbstraction took 584.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 959.4 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:22,546 INFO L168 Benchmark]: Witness Printer took 4.45 ms. Allocated memory is still 1.1 GB. Free memory is still 959.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:23:22,548 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 271.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 955.4 MB in the beginning and 1.1 GB in the end (delta: -135.5 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.02 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.96 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 475.79 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 584.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 959.4 MB in the end (delta: 68.6 MB). Peak memory consumption was 68.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.45 ms. Allocated memory is still 1.1 GB. Free memory is still 959.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450962 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450955 could not be translated for associated CType ARRAY#_11_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450957 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450948 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450969 could not be translated for associated CType ARRAY#_4_~DOUBLE# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 6442450978 could not be translated for associated CType ARRAY#_4_~DOUBLE# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 285]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 162, overapproximation of someUnaryDOUBLEoperation at line 52, overapproximation of someBinaryArithmeticDOUBLEoperation at line 163, overapproximation of bitwiseAnd at line 160, overapproximation of someBinaryDOUBLEComparisonOperation at line 284. Possible FailurePath: [L37-L42] FCALL static const double atanhi_atan[] = { 4.63647609000806093515e-01, 7.85398163397448278999e-01, 9.82793723247329054082e-01, 1.57079632679489655800e+00, }; [L44-L49] FCALL static const double atanlo_atan[] = { 2.26987774529616870924e-17, 3.06161699786838301793e-17, 1.39033110312309984516e-17, 6.12323399573676603587e-17, }; [L51-L58] FCALL static const double aT_atan[] = { 3.33333333333329318027e-01, -1.99999999998764832476e-01, 1.42857142725034663711e-01, -1.11111104054623557880e-01, 9.09088713343650656196e-02, -7.69187620504482999495e-02, 6.66107313738753120669e-02, -5.83357013379057348645e-02, 4.97687799461593236017e-02, -3.65315727442169155270e-02, 1.62858201153657823623e-02, }; [L60-L62] static const double one_atan = 1.0, pi_o_4 = 7.8539816339744827900E-01, pi_o_2 = 1.5707963267948965580E+00, pi = 3.1415926535897931160E+00, huge_atan = 1.0e300; [L139-L140] static const double tiny_atan2 = 1.0e-300, zero_atan2 = 0.0, pi_lo_atan2 = 1.2246467991473531772E-16; VAL [\old(aT_atan)=null, \old(aT_atan)=null, \old(atanhi_atan)=null, \old(atanhi_atan)=null, \old(atanlo_atan)=null, \old(atanlo_atan)=null, \old(huge_atan)=6442450975, \old(one_atan)=6442450964, \old(pi)=6442450972, \old(pi_lo_atan2)=6442450960, \old(pi_o_2)=6442450945, \old(pi_o_4)=6442450968, \old(tiny_atan2)=6442450977, \old(zero_atan2)=6442450953, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L276] double x = -1.0 / 0.0; [L277] double y = __VERIFIER_nondet_double(); [L279] CALL, EXPR isinf_double(x) VAL [\old(x)=6442450965, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L246] __int32_t hx, lx; VAL [\old(x)=6442450965, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, zero_atan2=0] [L248] FCALL ieee_double_shape_type ew_u; [L249] FCALL ew_u.value = (x) [L250] EXPR, FCALL ew_u.parts.msw [L250] (hx) = ew_u.parts.msw [L251] EXPR, FCALL ew_u.parts.lsw [L251] (lx) = ew_u.parts.lsw [L252] COND FALSE !(0) VAL [\old(x)=6442450965, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=-2147483648, lx=3, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, zero_atan2=0] [L253] hx &= 0x7fffffff [L254] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L255] hx = 0x7ff00000 - hx [L256] RET return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [\old(x)=6442450965, \result=2, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2146435073, lx=3, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, zero_atan2=0] [L279] EXPR isinf_double(x) VAL [aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isinf_double(x)=2, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L279] EXPR isinf_double(x) && isfinite_double(y) VAL [aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isinf_double(x)=2, isinf_double(x) && isfinite_double(y)=1, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L279] CALL, EXPR isfinite_double(y) VAL [\old(x)=6442450976, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L260] __int32_t hx; VAL [\old(x)=6442450976, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450976, zero_atan2=0] [L262] FCALL ieee_double_shape_type gh_u; [L263] FCALL gh_u.value = (x) [L264] EXPR, FCALL gh_u.parts.msw [L264] (hx) = gh_u.parts.msw [L265] COND FALSE !(0) VAL [\old(x)=6442450976, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483646, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450976, zero_atan2=0] [L266] RET return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); VAL [\old(x)=6442450976, \result=-1, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483646, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450976, zero_atan2=0] [L279] EXPR isfinite_double(y) VAL [aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isfinite_double(y)=-1, isinf_double(x)=2, isinf_double(x) && isfinite_double(y)=1, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L279] EXPR isinf_double(x) && isfinite_double(y) VAL [aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isfinite_double(y)=-1, isinf_double(x)=2, isinf_double(x) && isfinite_double(y)=1, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L279] COND TRUE isinf_double(x) && isfinite_double(y) && y < 0.0 [L281] CALL, EXPR __ieee754_atan2(y, x) VAL [\old(x)=6442450965, \old(y)=6442450976, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, zero_atan2=0] [L143] double z; [L144] __int32_t k, m, hx, hy, ix, iy; [L145] __uint32_t lx, ly; VAL [\old(x)=6442450965, \old(y)=6442450976, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L148] FCALL ieee_double_shape_type ew_u; [L149] FCALL ew_u.value = (x) [L150] EXPR, FCALL ew_u.parts.msw [L150] (hx) = ew_u.parts.msw [L151] EXPR, FCALL ew_u.parts.lsw [L151] (lx) = ew_u.parts.lsw [L152] COND FALSE !(0) VAL [\old(x)=6442450965, \old(y)=6442450976, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483647, lx=6442450952, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L153] ix = hx & 0x7fffffff VAL [\old(x)=6442450965, \old(y)=6442450976, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483647, lx=6442450952, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L155] FCALL ieee_double_shape_type ew_u; [L156] FCALL ew_u.value = (y) [L157] EXPR, FCALL ew_u.parts.msw [L157] (hy) = ew_u.parts.msw [L158] EXPR, FCALL ew_u.parts.lsw [L158] (ly) = ew_u.parts.lsw [L159] COND FALSE !(0) VAL [\old(x)=6442450965, \old(y)=6442450976, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483647, hy=-2147483648, lx=6442450952, ly=3, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L160] iy = hy & 0x7fffffff VAL [\old(x)=6442450965, \old(y)=6442450976, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483647, hy=-2147483648, lx=6442450952, ly=3, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L161-L162] COND TRUE ((ix | ((lx | -lx) >> 31)) > 0x7ff00000) || ((iy | ((ly | -ly) >> 31)) > 0x7ff00000) [L163] RET return x + y; VAL [\old(x)=6442450965, \old(y)=6442450976, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=2147483647, hy=-2147483648, lx=6442450952, ly=3, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L281] EXPR __ieee754_atan2(y, x) VAL [__ieee754_atan2(y, x)=6442450961, aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L281] double res = __ieee754_atan2(y, x); [L284] COND TRUE res != -pi VAL [aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=6442450961, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] [L285] __VERIFIER_error() VAL [aT_atan={6442450956:0}, atanhi_atan={6442450958:0}, atanlo_atan={6442450946:0}, huge_atan=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_atan=1, pi=785398163397448279/250000000000000000, pi_lo_atan2=3061616997868382943/25000000000000000000000000000000000, pi_o_2=785398163397448279/500000000000000000, pi_o_4=785398163397448279/1000000000000000000, res=6442450961, tiny_atan2=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=6442450965, y=6442450976, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 120 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 316 SDtfs, 0 SDslu, 150 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 95 NumberOfCodeBlocks, 95 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 1546 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 15:23:24,018 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:23:24,020 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:23:24,028 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:23:24,029 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:23:24,029 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:23:24,030 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:23:24,031 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:23:24,032 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:23:24,033 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:23:24,034 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:23:24,034 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:23:24,035 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:23:24,035 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:23:24,036 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:23:24,037 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:23:24,037 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:23:24,038 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:23:24,040 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:23:24,041 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:23:24,042 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:23:24,042 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:23:24,044 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:23:24,044 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:23:24,044 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:23:24,045 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:23:24,046 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:23:24,046 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:23:24,047 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:23:24,048 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:23:24,048 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:23:24,048 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:23:24,048 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:23:24,049 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:23:24,049 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:23:24,050 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:23:24,050 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 15:23:24,060 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:23:24,060 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:23:24,061 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:23:24,061 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 15:23:24,061 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 15:23:24,061 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 15:23:24,062 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 15:23:24,062 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 15:23:24,062 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 15:23:24,062 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 15:23:24,062 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:23:24,063 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:23:24,063 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:23:24,063 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:23:24,063 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:23:24,063 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:23:24,063 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:23:24,063 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 15:23:24,063 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 15:23:24,064 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:23:24,064 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:23:24,064 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:23:24,064 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:23:24,064 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:23:24,064 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 15:23:24,064 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:23:24,065 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 15:23:24,065 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 15:23:24,065 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:23:24,065 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:23:24,065 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:23:24,065 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 15:23:24,065 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:23:24,065 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 15:23:24,066 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 15:23:24,066 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_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/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 -> fcf534df2acf49cd98974d7f01989073db823dea [2018-11-18 15:23:24,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:23:24,108 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:23:24,110 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:23:24,111 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:23:24,112 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:23:24,112 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/double_req_bl_0682a_true-unreach-call.c [2018-11-18 15:23:24,156 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/data/a00b18eb4/13db59724c6d4b7f8ac97efbd1da89c7/FLAG287921065 [2018-11-18 15:23:24,570 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:23:24,571 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/sv-benchmarks/c/float-newlib/double_req_bl_0682a_true-unreach-call.c [2018-11-18 15:23:24,576 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/data/a00b18eb4/13db59724c6d4b7f8ac97efbd1da89c7/FLAG287921065 [2018-11-18 15:23:24,584 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/data/a00b18eb4/13db59724c6d4b7f8ac97efbd1da89c7 [2018-11-18 15:23:24,586 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:23:24,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:23:24,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:23:24,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:23:24,590 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:23:24,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:23:24" (1/1) ... [2018-11-18 15:23:24,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e7113cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24, skipping insertion in model container [2018-11-18 15:23:24,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:23:24" (1/1) ... [2018-11-18 15:23:24,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:23:24,620 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:23:24,804 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:23:24,809 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:23:24,859 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:23:24,886 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:23:24,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24 WrapperNode [2018-11-18 15:23:24,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:23:24,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:23:24,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:23:24,887 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:23:24,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24" (1/1) ... [2018-11-18 15:23:24,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24" (1/1) ... [2018-11-18 15:23:24,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:23:24,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:23:24,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:23:24,963 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:23:24,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24" (1/1) ... [2018-11-18 15:23:24,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24" (1/1) ... [2018-11-18 15:23:24,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24" (1/1) ... [2018-11-18 15:23:24,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24" (1/1) ... [2018-11-18 15:23:24,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24" (1/1) ... [2018-11-18 15:23:24,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24" (1/1) ... [2018-11-18 15:23:24,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24" (1/1) ... [2018-11-18 15:23:25,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:23:25,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:23:25,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:23:25,002 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:23:25,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/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 [2018-11-18 15:23:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2018-11-18 15:23:25,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2018-11-18 15:23:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 15:23:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-11-18 15:23:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-11-18 15:23:25,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-11-18 15:23:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 15:23:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 15:23:25,048 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 15:23:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_atan2 [2018-11-18 15:23:25,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_atan2 [2018-11-18 15:23:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-11-18 15:23:25,049 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-11-18 15:23:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 15:23:25,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 15:23:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 15:23:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure atan_double [2018-11-18 15:23:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_double [2018-11-18 15:23:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 15:23:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:23:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:23:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 15:23:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 15:23:25,201 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:23:25,235 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:23:26,146 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:23:26,369 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:23:26,539 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:23:26,559 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:23:27,061 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:23:27,100 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:23:27,171 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:23:32,127 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:23:41,336 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 15:23:41,454 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:23:41,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:23:41 BoogieIcfgContainer [2018-11-18 15:23:41,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:23:41,456 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 15:23:41,456 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 15:23:41,458 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 15:23:41,459 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 03:23:24" (1/3) ... [2018-11-18 15:23:41,459 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d15dc73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:23:41, skipping insertion in model container [2018-11-18 15:23:41,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:23:24" (2/3) ... [2018-11-18 15:23:41,460 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d15dc73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 03:23:41, skipping insertion in model container [2018-11-18 15:23:41,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:23:41" (3/3) ... [2018-11-18 15:23:41,461 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0682a_true-unreach-call.c [2018-11-18 15:23:41,468 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 15:23:41,472 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 15:23:41,481 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 15:23:41,499 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 15:23:41,500 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 15:23:41,500 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 15:23:41,500 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 15:23:41,500 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 15:23:41,500 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 15:23:41,500 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 15:23:41,500 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 15:23:41,501 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 15:23:41,512 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states. [2018-11-18 15:23:41,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 15:23:41,515 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 15:23:41,516 INFO L375 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] [2018-11-18 15:23:41,517 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 15:23:41,520 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:23:41,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1437824845, now seen corresponding path program 1 times [2018-11-18 15:23:41,524 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 15:23:41,524 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/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 [2018-11-18 15:23:41,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 15:23:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:23:41,677 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:23:41,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:23:41,695 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 15:23:41,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 15:23:41,713 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 15:23:41,716 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 15:23:41,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 15:23:41,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:23:41,729 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 2 states. [2018-11-18 15:23:41,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 15:23:41,750 INFO L93 Difference]: Finished difference Result 120 states and 182 transitions. [2018-11-18 15:23:41,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 15:23:41,751 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 27 [2018-11-18 15:23:41,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 15:23:41,756 INFO L225 Difference]: With dead ends: 120 [2018-11-18 15:23:41,756 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 15:23:41,759 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 15:23:41,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 15:23:41,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 15:23:41,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 15:23:41,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 15:23:41,775 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2018-11-18 15:23:41,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 15:23:41,775 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 15:23:41,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 15:23:41,776 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 15:23:41,776 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:23:41,778 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 15:23:41,848 INFO L425 ceAbstractionStarter]: For program point fabs_doubleEXIT(lines 17 31) no Hoare annotation was computed. [2018-11-18 15:23:41,848 INFO L425 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-18 15:23:41,849 INFO L428 ceAbstractionStarter]: At program point L19-3(lines 19 23) the Hoare annotation is: true [2018-11-18 15:23:41,849 INFO L425 ceAbstractionStarter]: For program point L24(lines 24 29) no Hoare annotation was computed. [2018-11-18 15:23:41,849 INFO L425 ceAbstractionStarter]: For program point L24-2(lines 17 31) no Hoare annotation was computed. [2018-11-18 15:23:41,849 INFO L428 ceAbstractionStarter]: At program point fabs_doubleENTRY(lines 17 31) the Hoare annotation is: true [2018-11-18 15:23:41,849 INFO L425 ceAbstractionStarter]: For program point L24-3(lines 24 29) no Hoare annotation was computed. [2018-11-18 15:23:41,849 INFO L425 ceAbstractionStarter]: For program point fabs_doubleFINAL(lines 17 31) no Hoare annotation was computed. [2018-11-18 15:23:41,849 INFO L425 ceAbstractionStarter]: For program point L261-4(lines 261 265) no Hoare annotation was computed. [2018-11-18 15:23:41,849 INFO L425 ceAbstractionStarter]: For program point isfinite_doubleFINAL(lines 259 267) no Hoare annotation was computed. [2018-11-18 15:23:41,849 INFO L425 ceAbstractionStarter]: For program point isfinite_doubleEXIT(lines 259 267) no Hoare annotation was computed. [2018-11-18 15:23:41,849 INFO L425 ceAbstractionStarter]: For program point L261-1(lines 261 265) no Hoare annotation was computed. [2018-11-18 15:23:41,850 INFO L428 ceAbstractionStarter]: At program point isfinite_doubleENTRY(lines 259 267) the Hoare annotation is: true [2018-11-18 15:23:41,850 INFO L428 ceAbstractionStarter]: At program point L261-3(lines 261 265) the Hoare annotation is: true [2018-11-18 15:23:41,850 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:23:41,850 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:23:41,850 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:23:41,850 INFO L428 ceAbstractionStarter]: At program point L68-3(lines 68 72) the Hoare annotation is: true [2018-11-18 15:23:41,850 INFO L425 ceAbstractionStarter]: For program point L97(lines 97 103) no Hoare annotation was computed. [2018-11-18 15:23:41,850 INFO L425 ceAbstractionStarter]: For program point L68-4(lines 68 72) no Hoare annotation was computed. [2018-11-18 15:23:41,850 INFO L425 ceAbstractionStarter]: For program point L130-2(line 130) no Hoare annotation was computed. [2018-11-18 15:23:41,851 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 131) no Hoare annotation was computed. [2018-11-18 15:23:41,851 INFO L425 ceAbstractionStarter]: For program point L89(lines 89 92) no Hoare annotation was computed. [2018-11-18 15:23:41,851 INFO L425 ceAbstractionStarter]: For program point L89-2(lines 89 92) no Hoare annotation was computed. [2018-11-18 15:23:41,851 INFO L425 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-11-18 15:23:41,851 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 87) no Hoare annotation was computed. [2018-11-18 15:23:41,853 INFO L428 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: true [2018-11-18 15:23:41,854 INFO L425 ceAbstractionStarter]: For program point L95-1(line 95) no Hoare annotation was computed. [2018-11-18 15:23:41,854 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 86) no Hoare annotation was computed. [2018-11-18 15:23:41,854 INFO L425 ceAbstractionStarter]: For program point atan_doubleEXIT(lines 64 132) no Hoare annotation was computed. [2018-11-18 15:23:41,854 INFO L425 ceAbstractionStarter]: For program point L96(lines 96 112) no Hoare annotation was computed. [2018-11-18 15:23:41,854 INFO L428 ceAbstractionStarter]: At program point atan_doubleENTRY(lines 64 132) the Hoare annotation is: true [2018-11-18 15:23:41,855 INFO L425 ceAbstractionStarter]: For program point L88(lines 88 113) no Hoare annotation was computed. [2018-11-18 15:23:41,855 INFO L425 ceAbstractionStarter]: For program point L76-1(lines 76 80) no Hoare annotation was computed. [2018-11-18 15:23:41,855 INFO L425 ceAbstractionStarter]: For program point atan_doubleFINAL(lines 64 132) no Hoare annotation was computed. [2018-11-18 15:23:41,855 INFO L428 ceAbstractionStarter]: At program point L76-3(lines 76 80) the Hoare annotation is: true [2018-11-18 15:23:41,855 INFO L425 ceAbstractionStarter]: For program point L105(lines 105 111) no Hoare annotation was computed. [2018-11-18 15:23:41,855 INFO L425 ceAbstractionStarter]: For program point L76-4(lines 74 87) no Hoare annotation was computed. [2018-11-18 15:23:41,855 INFO L425 ceAbstractionStarter]: For program point L105-2(lines 88 113) no Hoare annotation was computed. [2018-11-18 15:23:41,855 INFO L425 ceAbstractionStarter]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2018-11-18 15:23:41,855 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-18 15:23:41,856 INFO L425 ceAbstractionStarter]: For program point L247-1(lines 247 252) no Hoare annotation was computed. [2018-11-18 15:23:41,856 INFO L428 ceAbstractionStarter]: At program point L247-3(lines 247 252) the Hoare annotation is: true [2018-11-18 15:23:41,856 INFO L425 ceAbstractionStarter]: For program point L247-4(lines 247 252) no Hoare annotation was computed. [2018-11-18 15:23:41,856 INFO L425 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 245 257) no Hoare annotation was computed. [2018-11-18 15:23:41,856 INFO L425 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 245 257) no Hoare annotation was computed. [2018-11-18 15:23:41,856 INFO L428 ceAbstractionStarter]: At program point isinf_doubleENTRY(lines 245 257) the Hoare annotation is: true [2018-11-18 15:23:41,856 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 15:23:41,856 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 15:23:41,856 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 15:23:41,857 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 15:23:41,857 INFO L425 ceAbstractionStarter]: For program point L285(line 285) no Hoare annotation was computed. [2018-11-18 15:23:41,857 INFO L428 ceAbstractionStarter]: At program point L281(line 281) the Hoare annotation is: true [2018-11-18 15:23:41,857 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 269 291) no Hoare annotation was computed. [2018-11-18 15:23:41,857 INFO L425 ceAbstractionStarter]: For program point L281-1(line 281) no Hoare annotation was computed. [2018-11-18 15:23:41,857 INFO L428 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: true [2018-11-18 15:23:41,857 INFO L425 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2018-11-18 15:23:41,857 INFO L425 ceAbstractionStarter]: For program point L279-2(line 279) no Hoare annotation was computed. [2018-11-18 15:23:41,857 INFO L428 ceAbstractionStarter]: At program point L279-3(line 279) the Hoare annotation is: true [2018-11-18 15:23:41,857 INFO L425 ceAbstractionStarter]: For program point L279-4(line 279) no Hoare annotation was computed. [2018-11-18 15:23:41,857 INFO L425 ceAbstractionStarter]: For program point L279-6(lines 279 288) no Hoare annotation was computed. [2018-11-18 15:23:41,857 INFO L425 ceAbstractionStarter]: For program point L279-8(lines 279 288) no Hoare annotation was computed. [2018-11-18 15:23:41,858 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 269 291) no Hoare annotation was computed. [2018-11-18 15:23:41,858 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 269 291) the Hoare annotation is: true [2018-11-18 15:23:41,858 INFO L425 ceAbstractionStarter]: For program point L284(lines 284 287) no Hoare annotation was computed. [2018-11-18 15:23:41,858 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 285) no Hoare annotation was computed. [2018-11-18 15:23:41,858 INFO L425 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-11-18 15:23:41,858 INFO L428 ceAbstractionStarter]: At program point __ieee754_atan2ENTRY(lines 142 242) the Hoare annotation is: true [2018-11-18 15:23:41,858 INFO L425 ceAbstractionStarter]: For program point L184(lines 184 206) no Hoare annotation was computed. [2018-11-18 15:23:41,858 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2FINAL(lines 142 242) no Hoare annotation was computed. [2018-11-18 15:23:41,859 INFO L425 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-11-18 15:23:41,859 INFO L425 ceAbstractionStarter]: For program point L168(lines 168 178) no Hoare annotation was computed. [2018-11-18 15:23:41,859 INFO L425 ceAbstractionStarter]: For program point L168-2(lines 142 242) no Hoare annotation was computed. [2018-11-18 15:23:41,859 INFO L428 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: true [2018-11-18 15:23:41,859 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 194) no Hoare annotation was computed. [2018-11-18 15:23:41,859 INFO L428 ceAbstractionStarter]: At program point L218-1(line 218) the Hoare annotation is: true [2018-11-18 15:23:41,859 INFO L425 ceAbstractionStarter]: For program point L218-2(line 218) no Hoare annotation was computed. [2018-11-18 15:23:41,859 INFO L425 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2018-11-18 15:23:41,863 INFO L425 ceAbstractionStarter]: For program point L210-2(line 210) no Hoare annotation was computed. [2018-11-18 15:23:41,863 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 177) no Hoare annotation was computed. [2018-11-18 15:23:41,863 INFO L425 ceAbstractionStarter]: For program point L161(lines 161 163) no Hoare annotation was computed. [2018-11-18 15:23:41,863 INFO L425 ceAbstractionStarter]: For program point L219(lines 219 241) no Hoare annotation was computed. [2018-11-18 15:23:41,863 INFO L425 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-11-18 15:23:41,863 INFO L425 ceAbstractionStarter]: For program point L203(line 203) no Hoare annotation was computed. [2018-11-18 15:23:41,863 INFO L425 ceAbstractionStarter]: For program point L170(line 170) no Hoare annotation was computed. [2018-11-18 15:23:41,863 INFO L425 ceAbstractionStarter]: For program point L170-2(line 170) no Hoare annotation was computed. [2018-11-18 15:23:41,864 INFO L425 ceAbstractionStarter]: For program point L220(line 220) no Hoare annotation was computed. [2018-11-18 15:23:41,864 INFO L425 ceAbstractionStarter]: For program point L154-1(lines 154 159) no Hoare annotation was computed. [2018-11-18 15:23:41,864 INFO L428 ceAbstractionStarter]: At program point L154-3(lines 154 159) the Hoare annotation is: true [2018-11-18 15:23:41,864 INFO L425 ceAbstractionStarter]: For program point L154-4(lines 154 159) no Hoare annotation was computed. [2018-11-18 15:23:41,864 INFO L425 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2018-11-18 15:23:41,864 INFO L425 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-11-18 15:23:41,864 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 234) no Hoare annotation was computed. [2018-11-18 15:23:41,864 INFO L425 ceAbstractionStarter]: For program point L196(lines 196 205) no Hoare annotation was computed. [2018-11-18 15:23:41,864 INFO L425 ceAbstractionStarter]: For program point L229-2(lines 222 235) no Hoare annotation was computed. [2018-11-18 15:23:41,864 INFO L425 ceAbstractionStarter]: For program point L229-3(lines 229 234) no Hoare annotation was computed. [2018-11-18 15:23:41,865 INFO L425 ceAbstractionStarter]: For program point L188(line 188) no Hoare annotation was computed. [2018-11-18 15:23:41,865 INFO L425 ceAbstractionStarter]: For program point L213(lines 213 218) no Hoare annotation was computed. [2018-11-18 15:23:41,865 INFO L425 ceAbstractionStarter]: For program point L147-1(lines 147 152) no Hoare annotation was computed. [2018-11-18 15:23:41,865 INFO L428 ceAbstractionStarter]: At program point L147-3(lines 147 152) the Hoare annotation is: true [2018-11-18 15:23:41,865 INFO L425 ceAbstractionStarter]: For program point L147-4(lines 147 152) no Hoare annotation was computed. [2018-11-18 15:23:41,865 INFO L425 ceAbstractionStarter]: For program point L197(line 197) no Hoare annotation was computed. [2018-11-18 15:23:41,865 INFO L425 ceAbstractionStarter]: For program point L164(lines 164 165) no Hoare annotation was computed. [2018-11-18 15:23:41,865 INFO L425 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2018-11-18 15:23:41,865 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-18 15:23:41,865 INFO L425 ceAbstractionStarter]: For program point __ieee754_atan2EXIT(lines 142 242) no Hoare annotation was computed. [2018-11-18 15:23:41,865 INFO L425 ceAbstractionStarter]: For program point L181-2(line 181) no Hoare annotation was computed. [2018-11-18 15:23:41,866 INFO L425 ceAbstractionStarter]: For program point L239(line 239) no Hoare annotation was computed. [2018-11-18 15:23:41,866 INFO L425 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2018-11-18 15:23:41,866 INFO L428 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: true [2018-11-18 15:23:41,866 INFO L425 ceAbstractionStarter]: For program point L165-1(line 165) no Hoare annotation was computed. [2018-11-18 15:23:41,866 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-18 15:23:41,866 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 218) no Hoare annotation was computed. [2018-11-18 15:23:41,866 INFO L425 ceAbstractionStarter]: For program point L215-2(lines 213 218) no Hoare annotation was computed. [2018-11-18 15:23:41,866 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-18 15:23:41,866 INFO L425 ceAbstractionStarter]: For program point L224-1(lines 224 228) no Hoare annotation was computed. [2018-11-18 15:23:41,866 INFO L428 ceAbstractionStarter]: At program point L224-3(lines 224 228) the Hoare annotation is: true [2018-11-18 15:23:41,867 INFO L425 ceAbstractionStarter]: For program point L183(lines 183 207) no Hoare annotation was computed. [2018-11-18 15:23:41,867 INFO L425 ceAbstractionStarter]: For program point L183-1(lines 142 242) no Hoare annotation was computed. [2018-11-18 15:23:41,867 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-18 15:23:41,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 03:23:41 BoogieIcfgContainer [2018-11-18 15:23:41,872 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 15:23:41,872 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:23:41,872 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:23:41,872 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:23:41,873 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:23:41" (3/4) ... [2018-11-18 15:23:41,875 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:23:41,879 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2018-11-18 15:23:41,879 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isfinite_double [2018-11-18 15:23:41,879 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 15:23:41,879 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_double [2018-11-18 15:23:41,879 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_double [2018-11-18 15:23:41,880 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 15:23:41,880 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_atan2 [2018-11-18 15:23:41,886 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2018-11-18 15:23:41,886 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2018-11-18 15:23:41,887 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 15:23:41,887 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 15:23:41,943 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8a50d15b-d482-49ed-9ac9-0e1d54bc2a32/bin-2019/utaipan/witness.graphml [2018-11-18 15:23:41,943 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:23:41,944 INFO L168 Benchmark]: Toolchain (without parser) took 17357.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 949.2 MB in the beginning and 964.7 MB in the end (delta: -15.5 MB). Peak memory consumption was 85.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:41,945 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-11-18 15:23:41,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 298.94 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 927.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:41,945 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:41,946 INFO L168 Benchmark]: Boogie Preprocessor took 38.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:23:41,946 INFO L168 Benchmark]: RCFGBuilder took 16453.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:41,946 INFO L168 Benchmark]: TraceAbstraction took 416.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 972.0 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:41,946 INFO L168 Benchmark]: Witness Printer took 70.57 ms. Allocated memory is still 1.1 GB. Free memory was 972.0 MB in the beginning and 964.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:23:41,947 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 298.94 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 927.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -158.8 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.56 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 16453.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 416.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 972.0 MB in the end (delta: 42.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 11.5 GB. * Witness Printer took 70.57 ms. Allocated memory is still 1.1 GB. Free memory was 972.0 MB in the beginning and 964.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 285]: 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: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 120 locations, 1 error locations. SAFE Result, 0.3s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred 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: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 30 PreInvPairs, 30 NumberOfFragments, 24 HoareAnnotationTreeSize, 30 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 676 SizeOfPredicates, 0 NumberOfNonLiveVariables, 91 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...