/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0260_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0260_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 719a74fececbcb4a2f65e7ab2d5b4832d41093bc ............................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0260_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 719a74fececbcb4a2f65e7ab2d5b4832d41093bc ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 14:28:42,227 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:28:42,229 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:28:42,242 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:28:42,242 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:28:42,244 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:28:42,246 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:28:42,248 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:28:42,250 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:28:42,251 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:28:42,252 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:28:42,253 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:28:42,254 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:28:42,255 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:28:42,256 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:28:42,257 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:28:42,259 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:28:42,260 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:28:42,263 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:28:42,265 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:28:42,266 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:28:42,268 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:28:42,271 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:28:42,271 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:28:42,271 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:28:42,272 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:28:42,274 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:28:42,275 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:28:42,276 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:28:42,277 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:28:42,277 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:28:42,278 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:28:42,278 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:28:42,279 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:28:42,280 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:28:42,281 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:28:42,282 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 14:28:42,298 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:28:42,298 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:28:42,299 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:28:42,299 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:28:42,300 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:28:42,300 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:28:42,300 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:28:42,301 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:28:42,301 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:28:42,301 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 14:28:42,301 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:28:42,302 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:28:42,303 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:28:42,303 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:28:42,303 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:28:42,303 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:28:42,303 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:28:42,303 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:28:42,304 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:28:42,304 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:28:42,304 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:28:42,304 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:28:42,306 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:28:42,306 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:28:42,306 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:28:42,306 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:28:42,306 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 14:28:42,307 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:28:42,307 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 14:28:42,307 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 719a74fececbcb4a2f65e7ab2d5b4832d41093bc [2018-09-20 14:28:42,372 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:28:42,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:28:42,389 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:28:42,391 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:28:42,391 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:28:42,392 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0260_true-unreach-call.c [2018-09-20 14:28:42,768 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/283f04e43/8da1d7a7d02d46f8879180941ace2c8f/FLAG80f742523 [2018-09-20 14:28:42,957 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:28:42,958 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0260_true-unreach-call.c [2018-09-20 14:28:42,968 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/283f04e43/8da1d7a7d02d46f8879180941ace2c8f/FLAG80f742523 [2018-09-20 14:28:42,986 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/283f04e43/8da1d7a7d02d46f8879180941ace2c8f [2018-09-20 14:28:42,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:28:42,993 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:28:42,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:28:42,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:28:43,002 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:28:43,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:28:42" (1/1) ... [2018-09-20 14:28:43,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5388008b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:43, skipping insertion in model container [2018-09-20 14:28:43,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:28:42" (1/1) ... [2018-09-20 14:28:43,018 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:28:43,316 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:28:43,343 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:28:43,437 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:28:43,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:43 WrapperNode [2018-09-20 14:28:43,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:28:43,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:28:43,502 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:28:43,502 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:28:43,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:43" (1/1) ... [2018-09-20 14:28:43,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:43" (1/1) ... [2018-09-20 14:28:43,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:43" (1/1) ... [2018-09-20 14:28:43,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:43" (1/1) ... [2018-09-20 14:28:43,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:43" (1/1) ... [2018-09-20 14:28:43,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:43" (1/1) ... [2018-09-20 14:28:43,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:43" (1/1) ... [2018-09-20 14:28:43,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:28:43,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:28:43,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:28:43,587 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:28:43,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:28:43,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:28:43,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:28:43,744 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:28:43,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-20 14:28:43,744 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-09-20 14:28:43,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_asin [2018-09-20 14:28:43,745 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:28:43,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:28:43,745 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:28:43,745 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-20 14:28:43,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:28:43,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 14:28:43,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 14:28:43,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:28:43,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 14:28:43,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 14:28:43,747 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-09-20 14:28:43,747 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_asin [2018-09-20 14:28:43,747 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:28:43,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:28:43,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:28:43,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 14:28:43,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 14:28:44,988 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:28:44,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:28:44 BoogieIcfgContainer [2018-09-20 14:28:44,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:28:44,992 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:28:44,992 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:28:44,998 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:28:44,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:28:42" (1/3) ... [2018-09-20 14:28:44,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e82a279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:28:44, skipping insertion in model container [2018-09-20 14:28:45,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:43" (2/3) ... [2018-09-20 14:28:45,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e82a279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:28:45, skipping insertion in model container [2018-09-20 14:28:45,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:28:44" (3/3) ... [2018-09-20 14:28:45,004 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0260_true-unreach-call.c [2018-09-20 14:28:45,015 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:28:45,028 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:28:45,073 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:28:45,074 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:28:45,074 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:28:45,074 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:28:45,074 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:28:45,074 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:28:45,074 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:28:45,075 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:28:45,075 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:28:45,112 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2018-09-20 14:28:45,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-20 14:28:45,121 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:28:45,123 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:28:45,125 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:28:45,130 INFO L82 PathProgramCache]: Analyzing trace with hash 1402807134, now seen corresponding path program 1 times [2018-09-20 14:28:45,132 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:28:45,133 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:28:45,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:28:45,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:28:45,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:28:45,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:28:45,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:28:45,357 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:28:45,357 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:28:45,362 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:28:45,378 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:28:45,379 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:28:45,382 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 2 states. [2018-09-20 14:28:45,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:28:45,446 INFO L93 Difference]: Finished difference Result 316 states and 408 transitions. [2018-09-20 14:28:45,446 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:28:45,448 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-09-20 14:28:45,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:28:45,466 INFO L225 Difference]: With dead ends: 316 [2018-09-20 14:28:45,467 INFO L226 Difference]: Without dead ends: 158 [2018-09-20 14:28:45,475 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:28:45,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-09-20 14:28:45,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2018-09-20 14:28:45,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-09-20 14:28:45,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 184 transitions. [2018-09-20 14:28:45,528 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 184 transitions. Word has length 23 [2018-09-20 14:28:45,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:28:45,529 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 184 transitions. [2018-09-20 14:28:45,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:28:45,529 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 184 transitions. [2018-09-20 14:28:45,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-20 14:28:45,531 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:28:45,531 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:28:45,532 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:28:45,532 INFO L82 PathProgramCache]: Analyzing trace with hash -2035742647, now seen corresponding path program 1 times [2018-09-20 14:28:45,532 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:28:45,532 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:28:45,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:28:45,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:28:45,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:28:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:28:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:28:45,675 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 14:28:45,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:28:45 BoogieIcfgContainer [2018-09-20 14:28:45,744 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:28:45,745 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:28:45,745 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:28:45,745 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:28:45,746 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:28:44" (3/4) ... [2018-09-20 14:28:45,751 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 14:28:45,751 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:28:45,752 INFO L168 Benchmark]: Toolchain (without parser) took 2761.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -101.9 MB). Peak memory consumption was 45.4 MB. Max. memory is 11.5 GB. [2018-09-20 14:28:45,754 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:28:45,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 507.10 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:28:45,755 INFO L168 Benchmark]: Boogie Preprocessor took 84.02 ms. Allocated memory is still 1.0 GB. Free memory was 935.7 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 14:28:45,756 INFO L168 Benchmark]: RCFGBuilder took 1402.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -157.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-09-20 14:28:45,757 INFO L168 Benchmark]: TraceAbstraction took 752.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:28:45,758 INFO L168 Benchmark]: Witness Printer took 6.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:28:45,763 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 507.10 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 84.02 ms. Allocated memory is still 1.0 GB. Free memory was 935.7 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1402.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -157.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 752.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.1 MB). Peak memory consumption was 34.1 MB. Max. memory is 11.5 GB. * Witness Printer took 6.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 243]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 152, overapproximation of someBinaryArithmeticDOUBLEoperation at line 187, overapproximation of bitwiseAnd at line 170, overapproximation of someBinaryDOUBLEComparisonOperation at line 17. Possible FailurePath: [L19] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L146-L160] static const double one_asin = 1.00000000000000000000e+00, huge_asin = 1.000e+300, pio2_hi_asin = 1.57079632679489655800e+00, pio2_lo_asin = 6.12323399573676603587e-17, pio4_hi_asin = 7.85398163397448278999e-01, pS0_asin = 1.66666666666666657415e-01, pS1_asin = -3.25565818622400915405e-01, pS2_asin = 2.01212532134862925881e-01, pS3_asin = -4.00555345006794114027e-02, pS4_asin = 7.91534994289814532176e-04, pS5_asin = 3.47933107596021167570e-05, qS1_asin = -2.40339491173441421878e+00, qS2_asin = 2.02094576023350569471e+00, qS3_asin = -6.88283971605453293030e-01, qS4_asin = 7.70381505559019352791e-02; VAL [\old(huge_asin)=29, \old(one_asin)=16, \old(one_sqrt)=14, \old(pio2_hi_asin)=15, \old(pio2_lo_asin)=24, \old(pio4_hi_asin)=17, \old(pS0_asin)=22, \old(pS1_asin)=18, \old(pS2_asin)=12, \old(pS3_asin)=21, \old(pS4_asin)=27, \old(pS5_asin)=19, \old(qS1_asin)=31, \old(qS2_asin)=28, \old(qS3_asin)=9, \old(qS4_asin)=25, \old(tiny_sqrt)=26, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L238] double x = 0.0 / 0.0; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L239] CALL, EXPR __ieee754_asin(x) VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L163] double t, w, p, q, c, r, s; [L164] __int32_t hx, ix; VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L166] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=13, gh_u={11:0}, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L167] FCALL gh_u.value = (x) VAL [\old(x)=13, gh_u={11:0}, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L168] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=13, gh_u={11:0}, gh_u.parts.msw=3, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L168] (hx) = gh_u.parts.msw VAL [\old(x)=13, gh_u={11:0}, gh_u.parts.msw=3, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L168] FCALL (hx) = gh_u.parts.msw VAL [(hx) = gh_u.parts.msw=23, \old(x)=13, gh_u={11:0}, gh_u.parts.msw=3, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L169] COND FALSE !(0) VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L170] ix = hx & 0x7fffffff VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L171] COND FALSE !(ix >= 0x3ff00000) VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L182] COND TRUE ix < 0x3fe00000 VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L183] COND FALSE !(ix < 0x3e400000) [L187] t = x * x [L188-L191] p = t * (pS0_asin + t * (pS1_asin + t * (pS2_asin + t * (pS3_asin + t * (pS4_asin + t * pS5_asin))))) [L192-L193] q = one_asin + t * (qS1_asin + t * (qS2_asin + t * (qS3_asin + t * qS4_asin))) [L194] w = p / q [L195] RET return x + x * w; VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L239] EXPR __ieee754_asin(x) VAL [__ieee754_asin(x)=30, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L239] double res = __ieee754_asin(x); [L242] CALL, EXPR isnan_double(res) VAL [\old(x)=30, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L17] RET return x != x; VAL [\old(x)=30, \result=0, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=30] [L242] EXPR isnan_double(res) VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isnan_double(res)=0, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, res=30, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L242] COND TRUE !isnan_double(res) [L243] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, res=30, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 162 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 188 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=162occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 484 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 14:28:48,257 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:28:48,259 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:28:48,272 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:28:48,273 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:28:48,274 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:28:48,275 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:28:48,277 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:28:48,279 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:28:48,280 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:28:48,281 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:28:48,281 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:28:48,282 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:28:48,283 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:28:48,284 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:28:48,285 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:28:48,288 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:28:48,292 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:28:48,294 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:28:48,298 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:28:48,299 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:28:48,305 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:28:48,310 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:28:48,310 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:28:48,310 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:28:48,311 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:28:48,317 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:28:48,317 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:28:48,318 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:28:48,324 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:28:48,324 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:28:48,326 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:28:48,327 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:28:48,327 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:28:48,328 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:28:48,329 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:28:48,329 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 14:28:48,359 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:28:48,359 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:28:48,360 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:28:48,360 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:28:48,362 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:28:48,362 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:28:48,362 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:28:48,362 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:28:48,363 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:28:48,364 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:28:48,364 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:28:48,364 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:28:48,364 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:28:48,364 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:28:48,364 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 14:28:48,365 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 14:28:48,365 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:28:48,365 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:28:48,365 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:28:48,365 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:28:48,367 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:28:48,367 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:28:48,367 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:28:48,367 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:28:48,367 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:28:48,367 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:28:48,368 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:28:48,368 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 14:28:48,368 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:28:48,368 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 14:28:48,368 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 14:28:48,369 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 719a74fececbcb4a2f65e7ab2d5b4832d41093bc [2018-09-20 14:28:48,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:28:48,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:28:48,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:28:48,472 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:28:48,473 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:28:48,474 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0260_true-unreach-call.c [2018-09-20 14:28:48,828 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bbd6059a/7e39f6a86a594f31828505bd17e584e9/FLAGb974dd682 [2018-09-20 14:28:49,012 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:28:49,013 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0260_true-unreach-call.c [2018-09-20 14:28:49,024 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bbd6059a/7e39f6a86a594f31828505bd17e584e9/FLAGb974dd682 [2018-09-20 14:28:49,042 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bbd6059a/7e39f6a86a594f31828505bd17e584e9 [2018-09-20 14:28:49,046 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:28:49,050 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:28:49,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:28:49,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:28:49,059 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:28:49,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:28:49" (1/1) ... [2018-09-20 14:28:49,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726886d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:49, skipping insertion in model container [2018-09-20 14:28:49,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:28:49" (1/1) ... [2018-09-20 14:28:49,078 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:28:49,367 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:28:49,393 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:28:49,508 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:28:49,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:49 WrapperNode [2018-09-20 14:28:49,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:28:49,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:28:49,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:28:49,559 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:28:49,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:49" (1/1) ... [2018-09-20 14:28:49,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:49" (1/1) ... [2018-09-20 14:28:49,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:49" (1/1) ... [2018-09-20 14:28:49,600 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:49" (1/1) ... [2018-09-20 14:28:49,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:49" (1/1) ... [2018-09-20 14:28:49,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:49" (1/1) ... [2018-09-20 14:28:49,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:49" (1/1) ... [2018-09-20 14:28:49,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:28:49,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:28:49,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:28:49,640 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:28:49,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:49" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:28:49,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:28:49,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:28:49,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:28:49,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-20 14:28:49,805 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-09-20 14:28:49,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_asin [2018-09-20 14:28:49,806 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:28:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:28:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:28:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-20 14:28:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:28:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 14:28:49,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 14:28:49,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:28:49,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 14:28:49,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 14:28:49,807 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-09-20 14:28:49,807 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_asin [2018-09-20 14:28:49,807 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:28:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:28:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:28:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 14:28:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 14:28:50,235 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:28:50,264 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:28:50,299 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:28:55,646 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:28:55,667 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:28:55,702 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:28:55,788 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:28:55,811 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:28:55,846 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:28:55,856 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:29:09,209 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:29:12,232 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:29:12,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:29:12 BoogieIcfgContainer [2018-09-20 14:29:12,233 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:29:12,237 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:29:12,237 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:29:12,241 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:29:12,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:28:49" (1/3) ... [2018-09-20 14:29:12,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c760589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:29:12, skipping insertion in model container [2018-09-20 14:29:12,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:28:49" (2/3) ... [2018-09-20 14:29:12,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c760589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:29:12, skipping insertion in model container [2018-09-20 14:29:12,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:29:12" (3/3) ... [2018-09-20 14:29:12,246 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0260_true-unreach-call.c [2018-09-20 14:29:12,258 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:29:12,269 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:29:12,335 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:29:12,336 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:29:12,337 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:29:12,337 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:29:12,337 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:29:12,337 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:29:12,337 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:29:12,338 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:29:12,338 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:29:12,378 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2018-09-20 14:29:12,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-20 14:29:12,393 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:29:12,394 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:29:12,397 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:29:12,404 INFO L82 PathProgramCache]: Analyzing trace with hash -1379795380, now seen corresponding path program 1 times [2018-09-20 14:29:12,411 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:29:12,412 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 14:29:12,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:29:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:29:13,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:29:13,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:29:13,231 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:29:13,251 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:29:13,251 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:29:13,254 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:29:13,267 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:29:13,268 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:29:13,270 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 2 states. [2018-09-20 14:29:13,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:29:13,333 INFO L93 Difference]: Finished difference Result 314 states and 406 transitions. [2018-09-20 14:29:13,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:29:13,338 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-09-20 14:29:13,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:29:13,352 INFO L225 Difference]: With dead ends: 314 [2018-09-20 14:29:13,352 INFO L226 Difference]: Without dead ends: 157 [2018-09-20 14:29:13,365 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:29:13,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2018-09-20 14:29:13,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2018-09-20 14:29:13,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2018-09-20 14:29:13,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 183 transitions. [2018-09-20 14:29:13,421 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 183 transitions. Word has length 22 [2018-09-20 14:29:13,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:29:13,422 INFO L480 AbstractCegarLoop]: Abstraction has 157 states and 183 transitions. [2018-09-20 14:29:13,422 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:29:13,422 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 183 transitions. [2018-09-20 14:29:13,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-20 14:29:13,424 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:29:13,424 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:29:13,424 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:29:13,425 INFO L82 PathProgramCache]: Analyzing trace with hash -1905554338, now seen corresponding path program 1 times [2018-09-20 14:29:13,426 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:29:13,427 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-20 14:29:13,433 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:29:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:29:18,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:29:18,284 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-09-20 14:29:18,301 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 14:29:18,302 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:29:18,329 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:29:18,407 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:29:18,408 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:29:18,537 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-09-20 14:29:18,554 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-09-20 14:29:18,555 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:29:18,581 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:29:18,602 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:29:18,603 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:29:19,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:29:19,011 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:29:19,102 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:29:19,103 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:29:19,105 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:29:19,105 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:29:19,106 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:29:19,106 INFO L87 Difference]: Start difference. First operand 157 states and 183 transitions. Second operand 9 states. [2018-09-20 14:29:19,980 WARN L178 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 14:29:36,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:29:36,903 INFO L93 Difference]: Finished difference Result 172 states and 198 transitions. [2018-09-20 14:29:36,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:29:36,904 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2018-09-20 14:29:36,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:29:36,909 INFO L225 Difference]: With dead ends: 172 [2018-09-20 14:29:36,909 INFO L226 Difference]: Without dead ends: 146 [2018-09-20 14:29:36,911 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2018-09-20 14:29:36,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-09-20 14:29:36,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2018-09-20 14:29:36,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-09-20 14:29:36,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 167 transitions. [2018-09-20 14:29:36,929 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 167 transitions. Word has length 31 [2018-09-20 14:29:36,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:29:36,930 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 167 transitions. [2018-09-20 14:29:36,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:29:36,930 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 167 transitions. [2018-09-20 14:29:36,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-20 14:29:36,932 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:29:36,933 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:29:36,933 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:29:36,933 INFO L82 PathProgramCache]: Analyzing trace with hash 368156201, now seen corresponding path program 1 times [2018-09-20 14:29:36,935 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:29:36,935 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 14:29:36,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:29:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:29:37,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:29:37,788 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-09-20 14:29:37,796 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 14:29:37,796 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:29:37,807 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:29:37,830 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:29:37,830 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:29:37,874 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-09-20 14:29:37,880 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-09-20 14:29:37,880 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:29:37,886 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:29:37,910 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:29:37,911 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:29:38,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:29:38,205 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:29:38,228 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:29:38,229 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:29:38,229 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:29:38,229 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:29:38,230 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:29:38,230 INFO L87 Difference]: Start difference. First operand 144 states and 167 transitions. Second operand 9 states. [2018-09-20 14:29:51,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:29:51,255 INFO L93 Difference]: Finished difference Result 154 states and 176 transitions. [2018-09-20 14:29:51,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 14:29:51,256 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 40 [2018-09-20 14:29:51,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:29:51,259 INFO L225 Difference]: With dead ends: 154 [2018-09-20 14:29:51,260 INFO L226 Difference]: Without dead ends: 144 [2018-09-20 14:29:51,261 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2018-09-20 14:29:51,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2018-09-20 14:29:51,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2018-09-20 14:29:51,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-09-20 14:29:51,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 166 transitions. [2018-09-20 14:29:51,277 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 166 transitions. Word has length 40 [2018-09-20 14:29:51,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:29:51,278 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 166 transitions. [2018-09-20 14:29:51,278 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:29:51,279 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 166 transitions. [2018-09-20 14:29:51,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-20 14:29:51,280 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:29:51,280 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:29:51,281 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:29:51,282 INFO L82 PathProgramCache]: Analyzing trace with hash 171642696, now seen corresponding path program 1 times [2018-09-20 14:29:51,283 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:29:51,283 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-09-20 14:29:51,291 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:29:52,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:29:52,212 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:30:10,834 WARN L178 SmtUtils]: Spent 4.89 s on a formula simplification that was a NOOP. DAG size: 6 [2018-09-20 14:30:28,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:30:28,208 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:30:28,227 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:30:28,227 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:30:28,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:30:28,228 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:30:28,228 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=50, Unknown=7, NotChecked=0, Total=72 [2018-09-20 14:30:28,229 INFO L87 Difference]: Start difference. First operand 144 states and 166 transitions. Second operand 9 states. [2018-09-20 14:31:33,703 WARN L797 $PredicateComparison]: unable to prove that (and (= |c___ieee754_asin_#in~x| c___ieee754_asin_~x) (= (let ((.cse0 (fp.sub RNE |c___ieee754_asin_#in~x| |c___ieee754_asin_#in~x|))) (fp.div RNE .cse0 .cse0)) |c___ieee754_asin_#res|)) is different from false [2018-09-20 14:32:17,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:32:17,698 INFO L93 Difference]: Finished difference Result 151 states and 173 transitions. [2018-09-20 14:32:17,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-09-20 14:32:17,699 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 40 [2018-09-20 14:32:17,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:32:17,702 INFO L225 Difference]: With dead ends: 151 [2018-09-20 14:32:17,702 INFO L226 Difference]: Without dead ends: 133 [2018-09-20 14:32:17,703 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 48.7s TimeCoverageRelationStatistics Valid=31, Invalid=96, Unknown=9, NotChecked=20, Total=156 [2018-09-20 14:32:17,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-09-20 14:32:17,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2018-09-20 14:32:17,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-09-20 14:32:17,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 154 transitions. [2018-09-20 14:32:17,720 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 154 transitions. Word has length 40 [2018-09-20 14:32:17,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:32:17,721 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 154 transitions. [2018-09-20 14:32:17,721 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:32:17,721 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 154 transitions. [2018-09-20 14:32:17,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-09-20 14:32:17,725 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:32:17,725 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:32:17,725 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:32:17,726 INFO L82 PathProgramCache]: Analyzing trace with hash -698539822, now seen corresponding path program 1 times [2018-09-20 14:32:17,727 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:32:17,727 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-09-20 14:32:17,732 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:32:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:32:22,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:32:22,936 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2018-09-20 14:32:22,943 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-09-20 14:32:22,944 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:32:22,953 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:32:22,973 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:32:22,973 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:32:23,026 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 16 [2018-09-20 14:32:23,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 4 [2018-09-20 14:32:23,032 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:32:23,037 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:32:23,050 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-09-20 14:32:23,050 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:32:23,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 14:32:23,383 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:32:23,480 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:32:23,480 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:32:23,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:32:23,481 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:32:23,481 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:32:23,481 INFO L87 Difference]: Start difference. First operand 133 states and 154 transitions. Second operand 9 states. [2018-09-20 14:32:24,590 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-20 14:32:29,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:32:29,244 INFO L93 Difference]: Finished difference Result 133 states and 154 transitions. [2018-09-20 14:32:29,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:32:29,246 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 80 [2018-09-20 14:32:29,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:32:29,247 INFO L225 Difference]: With dead ends: 133 [2018-09-20 14:32:29,248 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 14:32:29,249 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2018-09-20 14:32:29,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 14:32:29,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 14:32:29,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 14:32:29,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 14:32:29,251 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 80 [2018-09-20 14:32:29,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:32:29,251 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 14:32:29,251 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:32:29,251 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 14:32:29,251 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 14:32:29,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 14:32:29,676 WARN L178 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 34 [2018-09-20 14:32:29,804 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2018-09-20 14:32:29,961 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 34 [2018-09-20 14:32:30,046 INFO L429 ceAbstractionStarter]: At program point __ieee754_sqrtENTRY(lines 21 129) the Hoare annotation is: true [2018-09-20 14:32:30,047 INFO L426 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-09-20 14:32:30,047 INFO L426 ceAbstractionStarter]: For program point L126-1(line 126) no Hoare annotation was computed. [2018-09-20 14:32:30,047 INFO L426 ceAbstractionStarter]: For program point L60(lines 60 63) no Hoare annotation was computed. [2018-09-20 14:32:30,047 INFO L426 ceAbstractionStarter]: For program point L126-2(line 126) no Hoare annotation was computed. [2018-09-20 14:32:30,047 INFO L426 ceAbstractionStarter]: For program point L126-3(line 126) no Hoare annotation was computed. [2018-09-20 14:32:30,047 INFO L426 ceAbstractionStarter]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2018-09-20 14:32:30,047 INFO L426 ceAbstractionStarter]: For program point L60-2(lines 60 63) no Hoare annotation was computed. [2018-09-20 14:32:30,048 INFO L429 ceAbstractionStarter]: At program point L27-3(lines 27 32) the Hoare annotation is: true [2018-09-20 14:32:30,048 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtFINAL(lines 21 129) no Hoare annotation was computed. [2018-09-20 14:32:30,048 INFO L426 ceAbstractionStarter]: For program point L27-4(lines 21 129) no Hoare annotation was computed. [2018-09-20 14:32:30,048 INFO L426 ceAbstractionStarter]: For program point L52-1(lines 52 53) no Hoare annotation was computed. [2018-09-20 14:32:30,048 INFO L426 ceAbstractionStarter]: For program point L52-3(lines 52 53) no Hoare annotation was computed. [2018-09-20 14:32:30,048 INFO L429 ceAbstractionStarter]: At program point L52-4(lines 52 53) the Hoare annotation is: true [2018-09-20 14:32:30,048 INFO L426 ceAbstractionStarter]: For program point L52-5(lines 52 53) no Hoare annotation was computed. [2018-09-20 14:32:30,048 INFO L426 ceAbstractionStarter]: For program point L110(lines 110 111) no Hoare annotation was computed. [2018-09-20 14:32:30,049 INFO L426 ceAbstractionStarter]: For program point L110-2(lines 110 111) no Hoare annotation was computed. [2018-09-20 14:32:30,049 INFO L426 ceAbstractionStarter]: For program point L102(lines 102 116) no Hoare annotation was computed. [2018-09-20 14:32:30,049 INFO L426 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-09-20 14:32:30,049 INFO L426 ceAbstractionStarter]: For program point L28-1(line 28) no Hoare annotation was computed. [2018-09-20 14:32:30,049 INFO L426 ceAbstractionStarter]: For program point L28-2(line 28) no Hoare annotation was computed. [2018-09-20 14:32:30,049 INFO L426 ceAbstractionStarter]: For program point L28-3(line 28) no Hoare annotation was computed. [2018-09-20 14:32:30,049 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 120) no Hoare annotation was computed. [2018-09-20 14:32:30,049 INFO L426 ceAbstractionStarter]: For program point L119-2(lines 119 120) no Hoare annotation was computed. [2018-09-20 14:32:30,052 INFO L426 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2018-09-20 14:32:30,052 INFO L426 ceAbstractionStarter]: For program point L87(lines 87 96) no Hoare annotation was computed. [2018-09-20 14:32:30,052 INFO L426 ceAbstractionStarter]: For program point L87-2(lines 87 96) no Hoare annotation was computed. [2018-09-20 14:32:30,052 INFO L426 ceAbstractionStarter]: For program point L46(lines 46 57) no Hoare annotation was computed. [2018-09-20 14:32:30,052 INFO L426 ceAbstractionStarter]: For program point L46-2(lines 46 57) no Hoare annotation was computed. [2018-09-20 14:32:30,052 INFO L426 ceAbstractionStarter]: For program point L104(lines 104 115) no Hoare annotation was computed. [2018-09-20 14:32:30,052 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 43) no Hoare annotation was computed. [2018-09-20 14:32:30,052 INFO L426 ceAbstractionStarter]: For program point L71-1(lines 71 81) no Hoare annotation was computed. [2018-09-20 14:32:30,052 INFO L426 ceAbstractionStarter]: For program point L38-2(lines 38 43) no Hoare annotation was computed. [2018-09-20 14:32:30,052 INFO L429 ceAbstractionStarter]: At program point L71-3(lines 71 81) the Hoare annotation is: true [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L71-4(lines 71 81) no Hoare annotation was computed. [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L30-1(line 30) no Hoare annotation was computed. [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L30-2(line 30) no Hoare annotation was computed. [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L47-1(lines 47 51) no Hoare annotation was computed. [2018-09-20 14:32:30,053 INFO L429 ceAbstractionStarter]: At program point L47-3(lines 47 51) the Hoare annotation is: true [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L47-4(lines 47 51) no Hoare annotation was computed. [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L39(lines 39 42) no Hoare annotation was computed. [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L31-1(line 31) no Hoare annotation was computed. [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L31-2(line 31) no Hoare annotation was computed. [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L31-3(line 31) no Hoare annotation was computed. [2018-09-20 14:32:30,053 INFO L426 ceAbstractionStarter]: For program point L89(lines 89 90) no Hoare annotation was computed. [2018-09-20 14:32:30,054 INFO L426 ceAbstractionStarter]: For program point L122-1(lines 122 127) no Hoare annotation was computed. [2018-09-20 14:32:30,054 INFO L426 ceAbstractionStarter]: For program point L89-2(lines 89 90) no Hoare annotation was computed. [2018-09-20 14:32:30,054 INFO L429 ceAbstractionStarter]: At program point L122-3(lines 122 127) the Hoare annotation is: true [2018-09-20 14:32:30,054 INFO L426 ceAbstractionStarter]: For program point L122-4(lines 122 127) no Hoare annotation was computed. [2018-09-20 14:32:30,054 INFO L426 ceAbstractionStarter]: For program point L106(lines 106 114) no Hoare annotation was computed. [2018-09-20 14:32:30,054 INFO L426 ceAbstractionStarter]: For program point L73(lines 73 77) no Hoare annotation was computed. [2018-09-20 14:32:30,054 INFO L426 ceAbstractionStarter]: For program point L73-2(lines 73 77) no Hoare annotation was computed. [2018-09-20 14:32:30,054 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtEXIT(lines 21 129) no Hoare annotation was computed. [2018-09-20 14:32:30,054 INFO L426 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-09-20 14:32:30,054 INFO L426 ceAbstractionStarter]: For program point L123-1(line 123) no Hoare annotation was computed. [2018-09-20 14:32:30,054 INFO L426 ceAbstractionStarter]: For program point L123-2(line 123) no Hoare annotation was computed. [2018-09-20 14:32:30,054 INFO L426 ceAbstractionStarter]: For program point L123-3(line 123) no Hoare annotation was computed. [2018-09-20 14:32:30,059 INFO L426 ceAbstractionStarter]: For program point L41(lines 41 42) no Hoare annotation was computed. [2018-09-20 14:32:30,059 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-20 14:32:30,059 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-20 14:32:30,059 INFO L426 ceAbstractionStarter]: For program point L92(lines 92 93) no Hoare annotation was computed. [2018-09-20 14:32:30,059 INFO L426 ceAbstractionStarter]: For program point L92-2(lines 92 93) no Hoare annotation was computed. [2018-09-20 14:32:30,059 INFO L426 ceAbstractionStarter]: For program point L84-1(lines 84 100) no Hoare annotation was computed. [2018-09-20 14:32:30,060 INFO L429 ceAbstractionStarter]: At program point L84-3(lines 84 100) the Hoare annotation is: true [2018-09-20 14:32:30,060 INFO L426 ceAbstractionStarter]: For program point L84-4(lines 21 129) no Hoare annotation was computed. [2018-09-20 14:32:30,060 INFO L426 ceAbstractionStarter]: For program point L109(lines 109 114) no Hoare annotation was computed. [2018-09-20 14:32:30,060 INFO L429 ceAbstractionStarter]: At program point L132-3(lines 132 136) the Hoare annotation is: true [2018-09-20 14:32:30,060 INFO L426 ceAbstractionStarter]: For program point fabs_doubleEXIT(lines 130 144) no Hoare annotation was computed. [2018-09-20 14:32:30,060 INFO L426 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-09-20 14:32:30,060 INFO L426 ceAbstractionStarter]: For program point L141-1(line 141) no Hoare annotation was computed. [2018-09-20 14:32:30,060 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-20 14:32:30,060 INFO L426 ceAbstractionStarter]: For program point L141-2(line 141) no Hoare annotation was computed. [2018-09-20 14:32:30,060 INFO L426 ceAbstractionStarter]: For program point L141-3(line 141) no Hoare annotation was computed. [2018-09-20 14:32:30,061 INFO L426 ceAbstractionStarter]: For program point L137(lines 137 142) no Hoare annotation was computed. [2018-09-20 14:32:30,061 INFO L426 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-09-20 14:32:30,061 INFO L426 ceAbstractionStarter]: For program point L137-2(lines 130 144) no Hoare annotation was computed. [2018-09-20 14:32:30,061 INFO L426 ceAbstractionStarter]: For program point L135-1(line 135) no Hoare annotation was computed. [2018-09-20 14:32:30,061 INFO L426 ceAbstractionStarter]: For program point L137-3(lines 137 142) no Hoare annotation was computed. [2018-09-20 14:32:30,061 INFO L426 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-09-20 14:32:30,061 INFO L426 ceAbstractionStarter]: For program point L135-2(line 135) no Hoare annotation was computed. [2018-09-20 14:32:30,061 INFO L426 ceAbstractionStarter]: For program point L133-1(line 133) no Hoare annotation was computed. [2018-09-20 14:32:30,061 INFO L426 ceAbstractionStarter]: For program point L133-2(line 133) no Hoare annotation was computed. [2018-09-20 14:32:30,061 INFO L426 ceAbstractionStarter]: For program point L133-3(line 133) no Hoare annotation was computed. [2018-09-20 14:32:30,062 INFO L429 ceAbstractionStarter]: At program point fabs_doubleENTRY(lines 130 144) the Hoare annotation is: true [2018-09-20 14:32:30,062 INFO L426 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2018-09-20 14:32:30,062 INFO L426 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-09-20 14:32:30,062 INFO L426 ceAbstractionStarter]: For program point L138-1(line 138) no Hoare annotation was computed. [2018-09-20 14:32:30,062 INFO L426 ceAbstractionStarter]: For program point L138-2(line 138) no Hoare annotation was computed. [2018-09-20 14:32:30,062 INFO L426 ceAbstractionStarter]: For program point L138-3(line 138) no Hoare annotation was computed. [2018-09-20 14:32:30,062 INFO L426 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2018-09-20 14:32:30,062 INFO L426 ceAbstractionStarter]: For program point fabs_doubleFINAL(lines 130 144) no Hoare annotation was computed. [2018-09-20 14:32:30,062 INFO L426 ceAbstractionStarter]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2018-09-20 14:32:30,062 INFO L429 ceAbstractionStarter]: At program point isnan_doubleENTRY(line 17) the Hoare annotation is: true [2018-09-20 14:32:30,063 INFO L426 ceAbstractionStarter]: For program point isnan_doubleEXIT(line 17) no Hoare annotation was computed. [2018-09-20 14:32:30,063 INFO L426 ceAbstractionStarter]: For program point isnan_doubleFINAL(line 17) no Hoare annotation was computed. [2018-09-20 14:32:30,063 INFO L426 ceAbstractionStarter]: For program point L217(line 217) no Hoare annotation was computed. [2018-09-20 14:32:30,063 INFO L426 ceAbstractionStarter]: For program point L184(lines 184 185) no Hoare annotation was computed. [2018-09-20 14:32:30,063 INFO L426 ceAbstractionStarter]: For program point L217-1(line 217) no Hoare annotation was computed. [2018-09-20 14:32:30,063 INFO L426 ceAbstractionStarter]: For program point L217-2(line 217) no Hoare annotation was computed. [2018-09-20 14:32:30,063 INFO L426 ceAbstractionStarter]: For program point L217-3(line 217) no Hoare annotation was computed. [2018-09-20 14:32:30,063 INFO L426 ceAbstractionStarter]: For program point L213-1(lines 213 218) no Hoare annotation was computed. [2018-09-20 14:32:30,064 INFO L422 ceAbstractionStarter]: At program point L213-3(lines 213 218) the Hoare annotation is: (and (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (= (bvand ((_ extract 63 32) |v_q#valueAsBitvector_12|) (_ bv2147483647 32)) __ieee754_asin_~ix~0) (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|))))) (= |__ieee754_asin_#in~x| __ieee754_asin_~x) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|))) (= ((_ extract 63 32) |v_q#valueAsBitvector_12|) __ieee754_asin_~hx~0))) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (not (bvsge (bvand ((_ extract 63 32) |v_q#valueAsBitvector_12|) (_ bv2147483647 32)) (_ bv1072693248 32))) (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|)))))) [2018-09-20 14:32:30,064 INFO L426 ceAbstractionStarter]: For program point L213-4(lines 213 218) no Hoare annotation was computed. [2018-09-20 14:32:30,064 INFO L426 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-09-20 14:32:30,064 INFO L426 ceAbstractionStarter]: For program point L176-1(line 176) no Hoare annotation was computed. [2018-09-20 14:32:30,064 INFO L426 ceAbstractionStarter]: For program point L176-2(line 176) no Hoare annotation was computed. [2018-09-20 14:32:30,064 INFO L426 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-09-20 14:32:30,064 INFO L426 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2018-09-20 14:32:30,065 INFO L426 ceAbstractionStarter]: For program point L168-2(line 168) no Hoare annotation was computed. [2018-09-20 14:32:30,065 INFO L426 ceAbstractionStarter]: For program point L214(line 214) no Hoare annotation was computed. [2018-09-20 14:32:30,065 INFO L426 ceAbstractionStarter]: For program point L214-1(line 214) no Hoare annotation was computed. [2018-09-20 14:32:30,065 INFO L426 ceAbstractionStarter]: For program point L214-2(line 214) no Hoare annotation was computed. [2018-09-20 14:32:30,065 INFO L426 ceAbstractionStarter]: For program point L214-3(line 214) no Hoare annotation was computed. [2018-09-20 14:32:30,065 INFO L426 ceAbstractionStarter]: For program point L173-1(lines 173 177) no Hoare annotation was computed. [2018-09-20 14:32:30,066 INFO L422 ceAbstractionStarter]: At program point L173-3(lines 173 177) the Hoare annotation is: (and (= |__ieee754_asin_#in~x| __ieee754_asin_~x) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|))) (= ((_ extract 63 32) |v_q#valueAsBitvector_12|) __ieee754_asin_~hx~0))) (exists ((|v_q#valueAsBitvector_13| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_13|) ((_ extract 62 52) |v_q#valueAsBitvector_13|) ((_ extract 51 0) |v_q#valueAsBitvector_13|))) (= __ieee754_asin_~ix~0 (bvand ((_ extract 63 32) |v_q#valueAsBitvector_13|) (_ bv2147483647 32)))))) [2018-09-20 14:32:30,066 INFO L426 ceAbstractionStarter]: For program point L173-4(lines 171 182) no Hoare annotation was computed. [2018-09-20 14:32:30,066 INFO L426 ceAbstractionStarter]: For program point L165-1(lines 165 169) no Hoare annotation was computed. [2018-09-20 14:32:30,066 INFO L422 ceAbstractionStarter]: At program point L165-3(lines 165 169) the Hoare annotation is: (= |__ieee754_asin_#in~x| __ieee754_asin_~x) [2018-09-20 14:32:30,066 INFO L426 ceAbstractionStarter]: For program point L165-4(lines 165 169) no Hoare annotation was computed. [2018-09-20 14:32:30,066 INFO L426 ceAbstractionStarter]: For program point __ieee754_asinEXIT(lines 162 229) no Hoare annotation was computed. [2018-09-20 14:32:30,066 INFO L426 ceAbstractionStarter]: For program point L215(line 215) no Hoare annotation was computed. [2018-09-20 14:32:30,066 INFO L426 ceAbstractionStarter]: For program point L182(lines 182 197) no Hoare annotation was computed. [2018-09-20 14:32:30,067 INFO L422 ceAbstractionStarter]: At program point L182-1(lines 182 197) the Hoare annotation is: (and (= |__ieee754_asin_#in~x| __ieee754_asin_~x) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|))) (= ((_ extract 63 32) |v_q#valueAsBitvector_12|) __ieee754_asin_~hx~0))) (exists ((|v_q#valueAsBitvector_13| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_13|) ((_ extract 62 52) |v_q#valueAsBitvector_13|) ((_ extract 51 0) |v_q#valueAsBitvector_13|))) (= __ieee754_asin_~ix~0 (bvand ((_ extract 63 32) |v_q#valueAsBitvector_13|) (_ bv2147483647 32))))) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (not (bvsge (bvand ((_ extract 63 32) |v_q#valueAsBitvector_12|) (_ bv2147483647 32)) (_ bv1072693248 32))) (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|)))))) [2018-09-20 14:32:30,067 INFO L422 ceAbstractionStarter]: At program point L207(line 207) the Hoare annotation is: (and (= |__ieee754_asin_#in~x| __ieee754_asin_~x) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|))) (= ((_ extract 63 32) |v_q#valueAsBitvector_12|) __ieee754_asin_~hx~0))) (exists ((|v_q#valueAsBitvector_13| (_ BitVec 64))) (and (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_13|) ((_ extract 62 52) |v_q#valueAsBitvector_13|) ((_ extract 51 0) |v_q#valueAsBitvector_13|))) (= __ieee754_asin_~ix~0 (bvand ((_ extract 63 32) |v_q#valueAsBitvector_13|) (_ bv2147483647 32))))) (exists ((|v_q#valueAsBitvector_12| (_ BitVec 64))) (and (not (bvsge (bvand ((_ extract 63 32) |v_q#valueAsBitvector_12|) (_ bv2147483647 32)) (_ bv1072693248 32))) (= |__ieee754_asin_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_12|) ((_ extract 62 52) |v_q#valueAsBitvector_12|) ((_ extract 51 0) |v_q#valueAsBitvector_12|)))))) [2018-09-20 14:32:30,067 INFO L426 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-09-20 14:32:30,067 INFO L426 ceAbstractionStarter]: For program point L207-1(line 207) no Hoare annotation was computed. [2018-09-20 14:32:30,068 INFO L426 ceAbstractionStarter]: For program point L174-1(line 174) no Hoare annotation was computed. [2018-09-20 14:32:30,068 INFO L426 ceAbstractionStarter]: For program point L174-2(line 174) no Hoare annotation was computed. [2018-09-20 14:32:30,068 INFO L426 ceAbstractionStarter]: For program point L174-3(line 174) no Hoare annotation was computed. [2018-09-20 14:32:30,068 INFO L426 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-09-20 14:32:30,068 INFO L426 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-09-20 14:32:30,068 INFO L426 ceAbstractionStarter]: For program point L166-1(line 166) no Hoare annotation was computed. [2018-09-20 14:32:30,068 INFO L426 ceAbstractionStarter]: For program point L166-2(line 166) no Hoare annotation was computed. [2018-09-20 14:32:30,069 INFO L426 ceAbstractionStarter]: For program point L166-3(line 166) no Hoare annotation was computed. [2018-09-20 14:32:30,070 INFO L429 ceAbstractionStarter]: At program point __ieee754_asinENTRY(lines 162 229) the Hoare annotation is: true [2018-09-20 14:32:30,070 INFO L426 ceAbstractionStarter]: For program point __ieee754_asinFINAL(lines 162 229) no Hoare annotation was computed. [2018-09-20 14:32:30,070 INFO L426 ceAbstractionStarter]: For program point L216(line 216) no Hoare annotation was computed. [2018-09-20 14:32:30,070 INFO L426 ceAbstractionStarter]: For program point L183(lines 183 196) no Hoare annotation was computed. [2018-09-20 14:32:30,070 INFO L426 ceAbstractionStarter]: For program point L208(lines 208 224) no Hoare annotation was computed. [2018-09-20 14:32:30,070 INFO L426 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-09-20 14:32:30,070 INFO L426 ceAbstractionStarter]: For program point L208-2(lines 162 229) no Hoare annotation was computed. [2018-09-20 14:32:30,070 INFO L426 ceAbstractionStarter]: For program point L171(lines 171 197) no Hoare annotation was computed. [2018-09-20 14:32:30,071 INFO L426 ceAbstractionStarter]: For program point L167(line 167) no Hoare annotation was computed. [2018-09-20 14:32:30,071 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:32:30,071 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:32:30,071 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:32:30,071 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:32:30,071 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 14:32:30,071 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:32:30,071 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:32:30,072 INFO L426 ceAbstractionStarter]: For program point L242-1(lines 242 245) no Hoare annotation was computed. [2018-09-20 14:32:30,072 INFO L422 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (= (fp.div RNE (_ +zero 11 53) (_ +zero 11 53)) main_~x~0) [2018-09-20 14:32:30,072 INFO L426 ceAbstractionStarter]: For program point L239-1(line 239) no Hoare annotation was computed. [2018-09-20 14:32:30,072 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 231 248) the Hoare annotation is: true [2018-09-20 14:32:30,072 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 231 248) no Hoare annotation was computed. [2018-09-20 14:32:30,072 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 243) no Hoare annotation was computed. [2018-09-20 14:32:30,073 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 231 248) no Hoare annotation was computed. [2018-09-20 14:32:30,073 INFO L426 ceAbstractionStarter]: For program point L243(line 243) no Hoare annotation was computed. [2018-09-20 14:32:30,073 INFO L422 ceAbstractionStarter]: At program point L242(line 242) the Hoare annotation is: (let ((.cse0 (fp.div RNE (_ +zero 11 53) (_ +zero 11 53)))) (and (= .cse0 main_~x~0) (= (let ((.cse1 (fp.sub RNE .cse0 .cse0))) (fp.div RNE .cse1 .cse1)) main_~res~0))) [2018-09-20 14:32:30,084 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,085 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,085 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,091 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,091 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,091 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,091 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,092 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,100 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,100 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,100 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,101 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,101 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,101 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,103 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,103 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,106 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,107 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,107 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,108 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,109 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,109 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,109 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,110 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,110 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,110 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,110 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,110 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,114 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,114 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,115 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,115 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,115 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,115 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,115 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,116 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,116 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,116 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,116 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,116 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:32:30 BoogieIcfgContainer [2018-09-20 14:32:30,124 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:32:30,124 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:32:30,125 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:32:30,125 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:32:30,125 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:29:12" (3/4) ... [2018-09-20 14:32:30,132 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 14:32:30,141 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrt [2018-09-20 14:32:30,141 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2018-09-20 14:32:30,141 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_double [2018-09-20 14:32:30,141 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_asin [2018-09-20 14:32:30,142 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 14:32:30,142 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 14:32:30,153 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-09-20 14:32:30,154 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-09-20 14:32:30,155 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-09-20 14:32:30,191 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-09-20 14:32:30,191 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(x) == x && (\exists v_q#valueAsBitvector_12 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) && v_q#valueAsBitvector_12[63:32] == hx)) && (\exists v_q#valueAsBitvector_13 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_13[63:63], v_q#valueAsBitvector_13[62:52], v_q#valueAsBitvector_13[51:0]) && ix == ~bvand32(v_q#valueAsBitvector_13[63:32], 2147483647bv32)) [2018-09-20 14:32:30,192 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_q#valueAsBitvector_12 : bv64 :: ~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0])) && \old(x) == x) && (\exists v_q#valueAsBitvector_12 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) && v_q#valueAsBitvector_12[63:32] == hx)) && (\exists v_q#valueAsBitvector_12 : bv64 :: !~bvsge32(~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32), 1072693248bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0])) [2018-09-20 14:32:30,271 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 14:32:30,271 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:32:30,272 INFO L168 Benchmark]: Toolchain (without parser) took 221225.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 215.0 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 58.8 MB. Max. memory is 11.5 GB. [2018-09-20 14:32:30,274 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:32:30,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 507.22 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-09-20 14:32:30,274 INFO L168 Benchmark]: Boogie Preprocessor took 79.62 ms. Allocated memory is still 1.0 GB. Free memory is still 930.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:32:30,276 INFO L168 Benchmark]: RCFGBuilder took 22593.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-09-20 14:32:30,276 INFO L168 Benchmark]: TraceAbstraction took 197887.49 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 60.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -30.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-09-20 14:32:30,277 INFO L168 Benchmark]: Witness Printer took 146.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2018-09-20 14:32:30,281 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 507.22 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 930.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.62 ms. Allocated memory is still 1.0 GB. Free memory is still 930.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 22593.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -154.9 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 197887.49 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 60.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -30.1 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Witness Printer took 146.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 243]: 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: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 173]: Loop Invariant [2018-09-20 14:32:30,296 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,296 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,296 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,296 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,300 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,300 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,301 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,301 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,304 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,304 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,305 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,305 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,305 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,305 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,307 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] [2018-09-20 14:32:30,308 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_13,QUANTIFIED] Derived loop invariant: (\old(x) == x && (\exists v_q#valueAsBitvector_12 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) && v_q#valueAsBitvector_12[63:32] == hx)) && (\exists v_q#valueAsBitvector_13 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_13[63:63], v_q#valueAsBitvector_13[62:52], v_q#valueAsBitvector_13[51:0]) && ix == ~bvand32(v_q#valueAsBitvector_13[63:32], 2147483647bv32)) - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 213]: Loop Invariant [2018-09-20 14:32:30,311 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,311 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,311 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,314 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,314 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,314 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,314 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,314 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,315 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,315 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,315 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,315 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,316 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,316 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,322 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,322 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,322 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,322 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] [2018-09-20 14:32:30,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_12,QUANTIFIED] Derived loop invariant: (((\exists v_q#valueAsBitvector_12 : bv64 :: ~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32) == ix && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0])) && \old(x) == x) && (\exists v_q#valueAsBitvector_12 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0]) && v_q#valueAsBitvector_12[63:32] == hx)) && (\exists v_q#valueAsBitvector_12 : bv64 :: !~bvsge32(~bvand32(v_q#valueAsBitvector_12[63:32], 2147483647bv32), 1072693248bv32) && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_12[63:63], v_q#valueAsBitvector_12[62:52], v_q#valueAsBitvector_12[51:0])) - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 161 locations, 1 error locations. SAFE Result, 197.7s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 146.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 796 SDtfs, 267 SDslu, 3864 SDs, 0 SdLazy, 397 SolverSat, 32 SolverUnsat, 31 SolverUnknown, 0 SolverNotchecked, 108.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 232 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 52.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 22 LocationsWithAnnotation, 35 PreInvPairs, 48 NumberOfFragments, 253 HoareAnnotationTreeSize, 35 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 22 FomulaSimplificationsInter, 196 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 10.8s SatisfiabilityAnalysisTime, 39.2s InterpolantComputationTime, 213 NumberOfCodeBlocks, 213 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 208 ConstructedInterpolants, 53 QuantifiedInterpolants, 60680 SizeOfPredicates, 29 NumberOfNonLiveVariables, 693 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...