/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0490a_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_0490a_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 b621860f60323f838f9e3fe175b08758652d5838 ............................................................................................................................................................................................................................................................................................................................... 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_0490a_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 b621860f60323f838f9e3fe175b08758652d5838 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 14:32:01,675 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:32:01,677 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:32:01,690 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:32:01,691 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:32:01,692 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:32:01,693 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:32:01,695 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:32:01,697 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:32:01,698 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:32:01,699 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:32:01,700 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:32:01,701 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:32:01,702 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:32:01,703 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:32:01,704 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:32:01,705 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:32:01,707 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:32:01,709 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:32:01,711 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:32:01,712 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:32:01,714 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:32:01,716 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:32:01,717 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:32:01,717 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:32:01,718 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:32:01,719 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:32:01,720 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:32:01,721 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:32:01,723 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:32:01,723 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:32:01,724 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:32:01,724 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:32:01,724 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:32:01,725 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:32:01,726 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:32:01,726 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 14:32:01,742 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:32:01,742 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:32:01,744 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:32:01,744 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:32:01,745 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:32:01,745 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:32:01,745 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:32:01,745 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:32:01,745 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:32:01,746 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 14:32:01,746 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:32:01,746 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:32:01,747 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:32:01,747 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:32:01,747 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:32:01,747 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:32:01,747 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:32:01,747 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:32:01,748 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:32:01,748 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:32:01,748 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:32:01,748 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:32:01,750 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:32:01,750 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:32:01,750 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:32:01,750 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:32:01,751 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 14:32:01,751 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:32:01,751 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 14:32:01,751 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 -> b621860f60323f838f9e3fe175b08758652d5838 [2018-09-20 14:32:01,809 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:32:01,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:32:01,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:32:01,830 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:32:01,831 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:32:01,832 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0490a_true-unreach-call.c [2018-09-20 14:32:02,169 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1119db1b/16af1aa4919e45b5bfbdc3d04cae02a9/FLAG2061eb598 [2018-09-20 14:32:02,422 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:32:02,427 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0490a_true-unreach-call.c [2018-09-20 14:32:02,443 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1119db1b/16af1aa4919e45b5bfbdc3d04cae02a9/FLAG2061eb598 [2018-09-20 14:32:02,464 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1119db1b/16af1aa4919e45b5bfbdc3d04cae02a9 [2018-09-20 14:32:02,467 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:32:02,470 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:32:02,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:32:02,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:32:02,479 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:32:02,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:32:02" (1/1) ... [2018-09-20 14:32:02,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27db9260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:02, skipping insertion in model container [2018-09-20 14:32:02,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:32:02" (1/1) ... [2018-09-20 14:32:02,495 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:32:02,886 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:32:02,905 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:32:03,027 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:32:03,095 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:03 WrapperNode [2018-09-20 14:32:03,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:32:03,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:32:03,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:32:03,098 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:32:03,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:03" (1/1) ... [2018-09-20 14:32:03,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:03" (1/1) ... [2018-09-20 14:32:03,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:03" (1/1) ... [2018-09-20 14:32:03,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:03" (1/1) ... [2018-09-20 14:32:03,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:03" (1/1) ... [2018-09-20 14:32:03,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:03" (1/1) ... [2018-09-20 14:32:03,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:03" (1/1) ... [2018-09-20 14:32:03,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:32:03,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:32:03,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:32:03,211 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:32:03,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:32:03,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:32:03,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:32:03,385 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_double [2018-09-20 14:32:03,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-09-20 14:32:03,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:32:03,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2018-09-20 14:32:03,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-09-20 14:32:03,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isinteger_double [2018-09-20 14:32:03,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2018-09-20 14:32:03,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-20 14:32:03,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_acos [2018-09-20 14:32:03,386 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:32:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:32:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure floor_double [2018-09-20 14:32:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:32:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 14:32:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 14:32:03,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:32:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 14:32:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 14:32:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-09-20 14:32:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:32:03,389 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2018-09-20 14:32:03,390 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-09-20 14:32:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure isinteger_double [2018-09-20 14:32:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2018-09-20 14:32:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-20 14:32:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_acos [2018-09-20 14:32:03,391 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:32:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:32:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:32:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 14:32:03,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 14:32:05,441 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:32:05,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:32:05 BoogieIcfgContainer [2018-09-20 14:32:05,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:32:05,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:32:05,443 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:32:05,446 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:32:05,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:32:02" (1/3) ... [2018-09-20 14:32:05,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@255ec21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:32:05, skipping insertion in model container [2018-09-20 14:32:05,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:03" (2/3) ... [2018-09-20 14:32:05,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@255ec21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:32:05, skipping insertion in model container [2018-09-20 14:32:05,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:32:05" (3/3) ... [2018-09-20 14:32:05,449 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0490a_true-unreach-call.c [2018-09-20 14:32:05,458 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:32:05,467 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:32:05,512 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:32:05,513 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:32:05,513 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:32:05,514 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:32:05,514 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:32:05,514 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:32:05,514 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:32:05,514 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:32:05,515 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:32:05,540 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2018-09-20 14:32:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-20 14:32:05,550 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:32:05,551 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 14:32:05,554 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:32:05,560 INFO L82 PathProgramCache]: Analyzing trace with hash -2088050484, now seen corresponding path program 1 times [2018-09-20 14:32:05,562 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:32:05,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:32:05,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:32:05,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:32:05,613 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:32:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:32:05,746 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 14:32:05,749 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:32:05,749 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:32:05,753 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:32:05,771 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:32:05,772 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:32:05,775 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2018-09-20 14:32:05,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:32:05,818 INFO L93 Difference]: Finished difference Result 262 states and 346 transitions. [2018-09-20 14:32:05,818 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:32:05,820 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-09-20 14:32:05,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:32:05,833 INFO L225 Difference]: With dead ends: 262 [2018-09-20 14:32:05,834 INFO L226 Difference]: Without dead ends: 131 [2018-09-20 14:32:05,841 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 14:32:05,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-09-20 14:32:05,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2018-09-20 14:32:05,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2018-09-20 14:32:05,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 157 transitions. [2018-09-20 14:32:05,900 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 157 transitions. Word has length 23 [2018-09-20 14:32:05,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:32:05,901 INFO L480 AbstractCegarLoop]: Abstraction has 131 states and 157 transitions. [2018-09-20 14:32:05,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:32:05,901 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 157 transitions. [2018-09-20 14:32:05,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-20 14:32:05,903 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:32:05,904 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 14:32:05,904 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:32:05,905 INFO L82 PathProgramCache]: Analyzing trace with hash 364304502, now seen corresponding path program 1 times [2018-09-20 14:32:05,905 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:32:05,905 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:32:05,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:32:05,906 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:32:05,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:32:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:32:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:32:06,061 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 14:32:06,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:32:06 BoogieIcfgContainer [2018-09-20 14:32:06,138 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:32:06,139 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:32:06,139 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:32:06,140 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:32:06,141 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:32:05" (3/4) ... [2018-09-20 14:32:06,146 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 14:32:06,146 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:32:06,147 INFO L168 Benchmark]: Toolchain (without parser) took 3679.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 953.2 MB in the beginning and 1.0 GB in the end (delta: -74.8 MB). Peak memory consumption was 63.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:32:06,150 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 14:32:06,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.46 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 931.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-09-20 14:32:06,152 INFO L168 Benchmark]: Boogie Preprocessor took 112.97 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 926.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-20 14:32:06,154 INFO L168 Benchmark]: RCFGBuilder took 2230.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -129.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-09-20 14:32:06,155 INFO L168 Benchmark]: TraceAbstraction took 696.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-09-20 14:32:06,156 INFO L168 Benchmark]: Witness Printer took 7.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:32:06,162 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 624.46 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 931.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 112.97 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 926.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2230.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -129.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 696.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Witness Printer took 7.28 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 377]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 285, overapproximation of someBinaryArithmeticDOUBLEoperation at line 321, overapproximation of bitwiseAnd at line 303, overapproximation of someBinaryDOUBLEComparisonOperation at line 101. Possible FailurePath: [L16] static const double huge_floor = 1.0e300; [L168] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L280-L293] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; VAL [\old(huge_floor)=15, \old(one_acos)=26, \old(one_sqrt)=16, \old(pi)=30, \old(pi)=18, \old(pi)=14, \old(pS0_acos)=9, \old(pS1_acos)=27, \old(pS2_acos)=29, \old(pS3_acos)=12, \old(pS4_acos)=17, \old(pS5_acos)=31, \old(qS1_acos)=11, \old(qS2_acos)=19, \old(qS3_acos)=22, \old(qS4_acos)=13, \old(tiny_sqrt)=24, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L372] double x = 1.0 / 0.0; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L373] CALL, EXPR __ieee754_acos(x) VAL [\old(x)=23, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L296] double z, p, q, r, w, s, c, df; [L297] __int32_t hx, ix; VAL [\old(x)=23, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L299] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=23, gh_u={20:0}, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L300] FCALL gh_u.value = (x) VAL [\old(x)=23, gh_u={20:0}, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L301] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=23, gh_u={20:0}, gh_u.parts.msw=3, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L301] (hx) = gh_u.parts.msw VAL [\old(x)=23, gh_u={20:0}, gh_u.parts.msw=3, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L301] FCALL (hx) = gh_u.parts.msw VAL [(hx) = gh_u.parts.msw=25, \old(x)=23, gh_u={20:0}, gh_u.parts.msw=3, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L302] COND FALSE !(0) VAL [\old(x)=23, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L303] ix = hx & 0x7fffffff VAL [\old(x)=23, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L304] COND FALSE !(ix >= 0x3ff00000) VAL [\old(x)=23, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=0, one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L319] COND TRUE ix < 0x3fe00000 VAL [\old(x)=23, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=0, one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L320] COND TRUE ix <= 0x3c600000 [L321] RET return pio2_hi_acos + pio2_lo_acos; VAL [\old(x)=23, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=0, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L373] EXPR __ieee754_acos(x) VAL [__ieee754_acos(x)=28, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L373] double res = __ieee754_acos(x); [L376] CALL, EXPR isnan_double(res) VAL [\old(x)=28, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L101] RET return x != x; VAL [\old(x)=28, \result=0, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=28] [L376] EXPR isnan_double(res) VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isnan_double(res)=0, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, res=28, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] [L376] COND TRUE !isnan_double(res) [L377] __VERIFIER_error() VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, res=28, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=23] - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 256 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 161 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=135occurred 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 14:32:08,676 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:32:08,678 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:32:08,691 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:32:08,691 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:32:08,692 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:32:08,694 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:32:08,696 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:32:08,698 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:32:08,699 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:32:08,700 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:32:08,700 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:32:08,701 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:32:08,703 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:32:08,704 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:32:08,705 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:32:08,706 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:32:08,708 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:32:08,710 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:32:08,712 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:32:08,713 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:32:08,714 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:32:08,717 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:32:08,718 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:32:08,718 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:32:08,719 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:32:08,720 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:32:08,721 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:32:08,722 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:32:08,723 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:32:08,723 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:32:08,724 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:32:08,725 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:32:08,725 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:32:08,726 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:32:08,727 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:32:08,728 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 14:32:08,743 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:32:08,744 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:32:08,745 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:32:08,745 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:32:08,746 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:32:08,746 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:32:08,746 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:32:08,747 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:32:08,747 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:32:08,747 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:32:08,747 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:32:08,747 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:32:08,747 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:32:08,748 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:32:08,748 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 14:32:08,748 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 14:32:08,748 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:32:08,748 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:32:08,750 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:32:08,750 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:32:08,750 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:32:08,751 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:32:08,751 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:32:08,751 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:32:08,751 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:32:08,751 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:32:08,752 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:32:08,752 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 14:32:08,752 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:32:08,752 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 14:32:08,752 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 14:32:08,752 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 -> b621860f60323f838f9e3fe175b08758652d5838 [2018-09-20 14:32:08,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:32:08,822 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:32:08,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:32:08,831 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:32:08,831 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:32:08,832 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0490a_true-unreach-call.c [2018-09-20 14:32:09,187 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0b3ec811/28e308c9c0114fc4b5c7700ff0130be2/FLAGd50e4b6fa [2018-09-20 14:32:09,425 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:32:09,428 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0490a_true-unreach-call.c [2018-09-20 14:32:09,443 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0b3ec811/28e308c9c0114fc4b5c7700ff0130be2/FLAGd50e4b6fa [2018-09-20 14:32:09,469 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0b3ec811/28e308c9c0114fc4b5c7700ff0130be2 [2018-09-20 14:32:09,474 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:32:09,479 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:32:09,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:32:09,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:32:09,493 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:32:09,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:32:09" (1/1) ... [2018-09-20 14:32:09,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a8517e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:09, skipping insertion in model container [2018-09-20 14:32:09,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:32:09" (1/1) ... [2018-09-20 14:32:09,512 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:32:09,961 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:32:09,989 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:32:10,067 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:32:10,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:10 WrapperNode [2018-09-20 14:32:10,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:32:10,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:32:10,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:32:10,137 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:32:10,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:10" (1/1) ... [2018-09-20 14:32:10,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:10" (1/1) ... [2018-09-20 14:32:10,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:10" (1/1) ... [2018-09-20 14:32:10,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:10" (1/1) ... [2018-09-20 14:32:10,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:10" (1/1) ... [2018-09-20 14:32:10,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:10" (1/1) ... [2018-09-20 14:32:10,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:10" (1/1) ... [2018-09-20 14:32:10,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:32:10,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:32:10,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:32:10,222 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:32:10,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:32:10,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:32:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:32:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_double [2018-09-20 14:32:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2018-09-20 14:32:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:32:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2018-09-20 14:32:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2018-09-20 14:32:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isinteger_double [2018-09-20 14:32:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2018-09-20 14:32:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-20 14:32:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_acos [2018-09-20 14:32:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:32:10,400 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:32:10,400 INFO L130 BoogieDeclarations]: Found specification of procedure floor_double [2018-09-20 14:32:10,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:32:10,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 14:32:10,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 14:32:10,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:32:10,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 14:32:10,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 14:32:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2018-09-20 14:32:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:32:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2018-09-20 14:32:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2018-09-20 14:32:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure isinteger_double [2018-09-20 14:32:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2018-09-20 14:32:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-20 14:32:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_acos [2018-09-20 14:32:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:32:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:32:10,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:32:10,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 14:32:10,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 14:32:10,764 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:10,782 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:10,844 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:10,858 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:10,878 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:10,928 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:13,932 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:13,960 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:13,994 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:14,012 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:24,925 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:24,937 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:26,492 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:26,503 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:26,513 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:27,437 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:27,502 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:27,583 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:30,938 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:30,988 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:31,047 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:32:31,240 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:32:31,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:32:31 BoogieIcfgContainer [2018-09-20 14:32:31,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:32:31,242 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:32:31,242 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:32:31,246 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:32:31,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:32:09" (1/3) ... [2018-09-20 14:32:31,248 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36d77e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:32:31, skipping insertion in model container [2018-09-20 14:32:31,248 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:32:10" (2/3) ... [2018-09-20 14:32:31,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36d77e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:32:31, skipping insertion in model container [2018-09-20 14:32:31,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:32:31" (3/3) ... [2018-09-20 14:32:31,252 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0490a_true-unreach-call.c [2018-09-20 14:32:31,263 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:32:31,273 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:32:31,326 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:32:31,327 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:32:31,327 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:32:31,327 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:32:31,328 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:32:31,329 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:32:31,329 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:32:31,330 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:32:31,330 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:32:31,357 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2018-09-20 14:32:31,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-20 14:32:31,367 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:32:31,368 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 14:32:31,371 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:32:31,377 INFO L82 PathProgramCache]: Analyzing trace with hash -1269061488, now seen corresponding path program 1 times [2018-09-20 14:32:31,382 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:32:31,383 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 14:32:31,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:32:31,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:32:31,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:32:31,637 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 14:32:31,638 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:32:31,658 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:32:31,659 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:32:31,664 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:32:31,678 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:32:31,679 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:32:31,681 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 2 states. [2018-09-20 14:32:31,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:32:31,721 INFO L93 Difference]: Finished difference Result 260 states and 344 transitions. [2018-09-20 14:32:31,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:32:31,723 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-09-20 14:32:31,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:32:31,736 INFO L225 Difference]: With dead ends: 260 [2018-09-20 14:32:31,737 INFO L226 Difference]: Without dead ends: 130 [2018-09-20 14:32:31,743 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 14:32:31,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-09-20 14:32:31,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-09-20 14:32:31,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-09-20 14:32:31,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 156 transitions. [2018-09-20 14:32:31,802 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 156 transitions. Word has length 22 [2018-09-20 14:32:31,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:32:31,803 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 156 transitions. [2018-09-20 14:32:31,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:32:31,803 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 156 transitions. [2018-09-20 14:32:31,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-20 14:32:31,805 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:32:31,805 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 14:32:31,806 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:32:31,806 INFO L82 PathProgramCache]: Analyzing trace with hash -474743198, now seen corresponding path program 1 times [2018-09-20 14:32:31,807 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:32:31,808 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 14:32:31,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:32:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:32:32,020 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:32:32,135 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 14:32:32,153 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 14:32:32,154 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:32:32,178 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:32:32,266 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 14:32:32,267 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:32:32,391 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 14:32:32,408 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 14:32:32,409 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:32:32,435 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:32:32,512 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 14:32:32,513 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:32:32,935 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 14:32:32,935 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:32:32,958 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:32:32,958 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:32:32,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:32:32,963 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:32:32,963 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:32:32,964 INFO L87 Difference]: Start difference. First operand 130 states and 156 transitions. Second operand 9 states. [2018-09-20 14:32:49,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:32:49,675 INFO L93 Difference]: Finished difference Result 142 states and 167 transitions. [2018-09-20 14:32:49,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 14:32:49,681 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2018-09-20 14:32:49,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:32:49,686 INFO L225 Difference]: With dead ends: 142 [2018-09-20 14:32:49,688 INFO L226 Difference]: Without dead ends: 117 [2018-09-20 14:32:49,690 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2018-09-20 14:32:49,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2018-09-20 14:32:49,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 115. [2018-09-20 14:32:49,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2018-09-20 14:32:49,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 138 transitions. [2018-09-20 14:32:49,706 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 138 transitions. Word has length 31 [2018-09-20 14:32:49,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:32:49,707 INFO L480 AbstractCegarLoop]: Abstraction has 115 states and 138 transitions. [2018-09-20 14:32:49,707 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:32:49,707 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 138 transitions. [2018-09-20 14:32:49,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-09-20 14:32:49,709 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:32:49,710 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 14:32:49,710 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:32:49,710 INFO L82 PathProgramCache]: Analyzing trace with hash -671256703, now seen corresponding path program 1 times [2018-09-20 14:32:49,711 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:32:49,711 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) [2018-09-20 14:32:49,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 14:32:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:32:54,570 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:32:54,621 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 14:32:54,629 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 14:32:54,629 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:32:54,638 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:32:54,657 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 14:32:54,658 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:32:54,706 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 14:32:54,714 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 14:32:54,715 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:32:54,719 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:32:54,746 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 14:32:54,747 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:32:55,044 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 14:32:55,045 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:32:55,133 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:32:55,133 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:32:55,134 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:32:55,134 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:32:55,134 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:32:55,134 INFO L87 Difference]: Start difference. First operand 115 states and 138 transitions. Second operand 9 states. [2018-09-20 14:33:09,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:33:09,778 INFO L93 Difference]: Finished difference Result 127 states and 149 transitions. [2018-09-20 14:33:09,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:33:09,781 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 31 [2018-09-20 14:33:09,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:33:09,784 INFO L225 Difference]: With dead ends: 127 [2018-09-20 14:33:09,784 INFO L226 Difference]: Without dead ends: 116 [2018-09-20 14:33:09,785 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 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 14:33:09,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-09-20 14:33:09,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2018-09-20 14:33:09,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-20 14:33:09,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 136 transitions. [2018-09-20 14:33:09,798 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 136 transitions. Word has length 31 [2018-09-20 14:33:09,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:33:09,798 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 136 transitions. [2018-09-20 14:33:09,799 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:33:09,800 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 136 transitions. [2018-09-20 14:33:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-20 14:33:09,801 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:33:09,801 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 14:33:09,802 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:33:09,802 INFO L82 PathProgramCache]: Analyzing trace with hash -175929147, now seen corresponding path program 1 times [2018-09-20 14:33:09,804 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:33:09,804 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 14:33:09,820 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:33:10,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:33:10,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:33:15,247 WARN L819 $PredicateComparison]: unable to prove that (= (let ((.cse0 (fp.sub RNE |c___ieee754_acos_#in~x| |c___ieee754_acos_#in~x|))) (fp.div RNE .cse0 .cse0)) |c___ieee754_acos_#res|) is different from true [2018-09-20 14:33:15,385 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 14:33:15,386 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:33:15,408 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:33:15,409 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:33:15,409 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:33:15,409 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:33:15,410 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=44, Unknown=1, NotChecked=12, Total=72 [2018-09-20 14:33:15,410 INFO L87 Difference]: Start difference. First operand 114 states and 136 transitions. Second operand 9 states. [2018-09-20 14:33:25,018 WARN L819 $PredicateComparison]: unable to prove that (and (= (let ((.cse0 (fp.sub RNE |c___ieee754_acos_#in~x| |c___ieee754_acos_#in~x|))) (fp.div RNE .cse0 .cse0)) |c___ieee754_acos_#res|) (= |c___ieee754_acos_#in~x| c___ieee754_acos_~x)) is different from true [2018-09-20 14:33:25,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:33:25,266 INFO L93 Difference]: Finished difference Result 123 states and 145 transitions. [2018-09-20 14:33:25,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-09-20 14:33:25,267 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 40 [2018-09-20 14:33:25,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:33:25,270 INFO L225 Difference]: With dead ends: 123 [2018-09-20 14:33:25,270 INFO L226 Difference]: Without dead ends: 116 [2018-09-20 14:33:25,271 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=31, Invalid=85, Unknown=2, NotChecked=38, Total=156 [2018-09-20 14:33:25,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2018-09-20 14:33:25,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 114. [2018-09-20 14:33:25,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-09-20 14:33:25,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 135 transitions. [2018-09-20 14:33:25,285 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 135 transitions. Word has length 40 [2018-09-20 14:33:25,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:33:25,286 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 135 transitions. [2018-09-20 14:33:25,286 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:33:25,286 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 135 transitions. [2018-09-20 14:33:25,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-09-20 14:33:25,287 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:33:25,288 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] [2018-09-20 14:33:25,289 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:33:25,289 INFO L82 PathProgramCache]: Analyzing trace with hash -1251500744, now seen corresponding path program 1 times [2018-09-20 14:33:25,290 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:33:25,290 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 14:33:25,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:33:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:33:25,429 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:33:25,469 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 14:33:25,477 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 14:33:25,477 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:33:25,484 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:33:25,502 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 14:33:25,502 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:33:25,551 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 14:33:25,557 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 14:33:25,558 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:33:25,572 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:33:25,582 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 14:33:25,583 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:33:25,995 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 14:33:25,996 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:33:26,013 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:33:26,013 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:33:26,013 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:33:26,014 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:33:26,014 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:33:26,014 INFO L87 Difference]: Start difference. First operand 114 states and 135 transitions. Second operand 9 states. [2018-09-20 14:33:32,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:33:32,986 INFO L93 Difference]: Finished difference Result 124 states and 144 transitions. [2018-09-20 14:33:32,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 14:33:32,988 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 41 [2018-09-20 14:33:32,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:33:32,990 INFO L225 Difference]: With dead ends: 124 [2018-09-20 14:33:32,990 INFO L226 Difference]: Without dead ends: 102 [2018-09-20 14:33:32,991 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 33 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 14:33:32,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-09-20 14:33:32,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2018-09-20 14:33:32,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-09-20 14:33:32,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 121 transitions. [2018-09-20 14:33:32,999 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 121 transitions. Word has length 41 [2018-09-20 14:33:32,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:33:32,999 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 121 transitions. [2018-09-20 14:33:32,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:33:32,999 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 121 transitions. [2018-09-20 14:33:33,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-09-20 14:33:33,002 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:33:33,003 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] [2018-09-20 14:33:33,003 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:33:33,003 INFO L82 PathProgramCache]: Analyzing trace with hash 727138509, now seen corresponding path program 1 times [2018-09-20 14:33:33,004 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:33:33,004 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-09-20 14:33:33,010 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:33:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:33:38,118 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:33:38,161 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 14:33:38,168 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 14:33:38,169 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:33:38,175 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:33:38,194 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 14:33:38,195 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:33:38,251 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 14:33:38,256 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 14:33:38,257 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:33:38,260 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:33:38,272 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 14:33:38,273 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:33:38,546 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 14:33:38,546 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:33:38,651 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:33:38,651 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:33:38,652 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:33:38,652 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:33:38,652 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 14:33:38,652 INFO L87 Difference]: Start difference. First operand 102 states and 121 transitions. Second operand 9 states. [2018-09-20 14:33:39,055 WARN L178 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-09-20 14:33:43,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:33:43,710 INFO L93 Difference]: Finished difference Result 102 states and 121 transitions. [2018-09-20 14:33:43,711 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-20 14:33:43,711 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 51 [2018-09-20 14:33:43,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:33:43,711 INFO L225 Difference]: With dead ends: 102 [2018-09-20 14:33:43,711 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 14:33:43,713 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2018-09-20 14:33:43,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 14:33:43,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 14:33:43,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 14:33:43,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 14:33:43,715 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2018-09-20 14:33:43,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:33:43,715 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 14:33:43,715 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:33:43,715 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 14:33:43,715 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 14:33:43,724 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 14:33:44,095 WARN L178 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 21 [2018-09-20 14:33:44,153 INFO L426 ceAbstractionStarter]: For program point isinteger_doubleEXIT(line 155) no Hoare annotation was computed. [2018-09-20 14:33:44,153 INFO L426 ceAbstractionStarter]: For program point isinteger_doubleENTRY(line 155) no Hoare annotation was computed. [2018-09-20 14:33:44,153 INFO L426 ceAbstractionStarter]: For program point isinteger_doubleFINAL(line 155) no Hoare annotation was computed. [2018-09-20 14:33:44,153 INFO L426 ceAbstractionStarter]: For program point L155(line 155) no Hoare annotation was computed. [2018-09-20 14:33:44,154 INFO L426 ceAbstractionStarter]: For program point L155-1(line 155) no Hoare annotation was computed. [2018-09-20 14:33:44,154 INFO L426 ceAbstractionStarter]: For program point L60(lines 60 67) no Hoare annotation was computed. [2018-09-20 14:33:44,154 INFO L426 ceAbstractionStarter]: For program point floor_doubleFINAL(lines 18 79) no Hoare annotation was computed. [2018-09-20 14:33:44,154 INFO L426 ceAbstractionStarter]: For program point L28(lines 28 71) no Hoare annotation was computed. [2018-09-20 14:33:44,154 INFO L426 ceAbstractionStarter]: For program point floor_doubleENTRY(lines 18 79) no Hoare annotation was computed. [2018-09-20 14:33:44,155 INFO L426 ceAbstractionStarter]: For program point L29(lines 29 48) no Hoare annotation was computed. [2018-09-20 14:33:44,155 INFO L426 ceAbstractionStarter]: For program point L21-1(lines 21 26) no Hoare annotation was computed. [2018-09-20 14:33:44,155 INFO L426 ceAbstractionStarter]: For program point L21-3(lines 21 26) no Hoare annotation was computed. [2018-09-20 14:33:44,155 INFO L426 ceAbstractionStarter]: For program point L21-4(lines 21 26) no Hoare annotation was computed. [2018-09-20 14:33:44,155 INFO L426 ceAbstractionStarter]: For program point L30(lines 30 37) no Hoare annotation was computed. [2018-09-20 14:33:44,156 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-20 14:33:44,156 INFO L426 ceAbstractionStarter]: For program point L22-1(line 22) no Hoare annotation was computed. [2018-09-20 14:33:44,156 INFO L426 ceAbstractionStarter]: For program point L22-2(line 22) no Hoare annotation was computed. [2018-09-20 14:33:44,156 INFO L426 ceAbstractionStarter]: For program point L22-3(line 22) no Hoare annotation was computed. [2018-09-20 14:33:44,156 INFO L426 ceAbstractionStarter]: For program point L72(lines 72 77) no Hoare annotation was computed. [2018-09-20 14:33:44,156 INFO L426 ceAbstractionStarter]: For program point L72-2(lines 18 79) no Hoare annotation was computed. [2018-09-20 14:33:44,156 INFO L426 ceAbstractionStarter]: For program point L72-3(lines 72 77) no Hoare annotation was computed. [2018-09-20 14:33:44,157 INFO L426 ceAbstractionStarter]: For program point L64(lines 64 65) no Hoare annotation was computed. [2018-09-20 14:33:44,157 INFO L426 ceAbstractionStarter]: For program point L31(lines 31 36) no Hoare annotation was computed. [2018-09-20 14:33:44,157 INFO L426 ceAbstractionStarter]: For program point L64-2(lines 64 65) no Hoare annotation was computed. [2018-09-20 14:33:44,157 INFO L426 ceAbstractionStarter]: For program point L56(lines 56 57) no Hoare annotation was computed. [2018-09-20 14:33:44,157 INFO L426 ceAbstractionStarter]: For program point L23(line 23) no Hoare annotation was computed. [2018-09-20 14:33:44,157 INFO L426 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-09-20 14:33:44,157 INFO L426 ceAbstractionStarter]: For program point L40(lines 40 41) no Hoare annotation was computed. [2018-09-20 14:33:44,159 INFO L426 ceAbstractionStarter]: For program point L73-1(line 73) no Hoare annotation was computed. [2018-09-20 14:33:44,160 INFO L426 ceAbstractionStarter]: For program point L73-2(line 73) no Hoare annotation was computed. [2018-09-20 14:33:44,160 INFO L426 ceAbstractionStarter]: For program point L73-3(line 73) no Hoare annotation was computed. [2018-09-20 14:33:44,160 INFO L426 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-09-20 14:33:44,160 INFO L426 ceAbstractionStarter]: For program point L24-1(line 24) no Hoare annotation was computed. [2018-09-20 14:33:44,160 INFO L426 ceAbstractionStarter]: For program point L24-2(line 24) no Hoare annotation was computed. [2018-09-20 14:33:44,160 INFO L426 ceAbstractionStarter]: For program point L49(lines 49 71) no Hoare annotation was computed. [2018-09-20 14:33:44,160 INFO L426 ceAbstractionStarter]: For program point floor_doubleEXIT(lines 18 79) no Hoare annotation was computed. [2018-09-20 14:33:44,161 INFO L426 ceAbstractionStarter]: For program point L74(line 74) no Hoare annotation was computed. [2018-09-20 14:33:44,162 INFO L426 ceAbstractionStarter]: For program point L33(lines 33 36) no Hoare annotation was computed. [2018-09-20 14:33:44,162 INFO L426 ceAbstractionStarter]: For program point L58(lines 58 70) no Hoare annotation was computed. [2018-09-20 14:33:44,162 INFO L426 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-09-20 14:33:44,162 INFO L426 ceAbstractionStarter]: For program point L25-1(line 25) no Hoare annotation was computed. [2018-09-20 14:33:44,162 INFO L426 ceAbstractionStarter]: For program point L25-2(line 25) no Hoare annotation was computed. [2018-09-20 14:33:44,162 INFO L426 ceAbstractionStarter]: For program point L25-3(line 25) no Hoare annotation was computed. [2018-09-20 14:33:44,162 INFO L426 ceAbstractionStarter]: For program point L50(lines 50 53) no Hoare annotation was computed. [2018-09-20 14:33:44,162 INFO L426 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-09-20 14:33:44,163 INFO L426 ceAbstractionStarter]: For program point L42(lines 42 47) no Hoare annotation was computed. [2018-09-20 14:33:44,163 INFO L426 ceAbstractionStarter]: For program point L59(lines 59 68) no Hoare annotation was computed. [2018-09-20 14:33:44,163 INFO L426 ceAbstractionStarter]: For program point L59-1(lines 59 68) no Hoare annotation was computed. [2018-09-20 14:33:44,163 INFO L426 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-09-20 14:33:44,163 INFO L426 ceAbstractionStarter]: For program point L43(lines 43 44) no Hoare annotation was computed. [2018-09-20 14:33:44,163 INFO L426 ceAbstractionStarter]: For program point L76-1(line 76) no Hoare annotation was computed. [2018-09-20 14:33:44,163 INFO L426 ceAbstractionStarter]: For program point L76-2(line 76) no Hoare annotation was computed. [2018-09-20 14:33:44,163 INFO L426 ceAbstractionStarter]: For program point L43-2(lines 43 44) no Hoare annotation was computed. [2018-09-20 14:33:44,163 INFO L426 ceAbstractionStarter]: For program point L76-3(line 76) no Hoare annotation was computed. [2018-09-20 14:33:44,164 INFO L429 ceAbstractionStarter]: At program point __ieee754_sqrtENTRY(lines 170 278) the Hoare annotation is: true [2018-09-20 14:33:44,164 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtFINAL(lines 170 278) no Hoare annotation was computed. [2018-09-20 14:33:44,164 INFO L426 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2018-09-20 14:33:44,164 INFO L426 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2018-09-20 14:33:44,164 INFO L426 ceAbstractionStarter]: For program point L209(lines 209 212) no Hoare annotation was computed. [2018-09-20 14:33:44,164 INFO L426 ceAbstractionStarter]: For program point L275-2(line 275) no Hoare annotation was computed. [2018-09-20 14:33:44,164 INFO L426 ceAbstractionStarter]: For program point L275-3(line 275) no Hoare annotation was computed. [2018-09-20 14:33:44,165 INFO L426 ceAbstractionStarter]: For program point L176-1(lines 176 181) no Hoare annotation was computed. [2018-09-20 14:33:44,165 INFO L426 ceAbstractionStarter]: For program point L209-2(lines 209 212) no Hoare annotation was computed. [2018-09-20 14:33:44,165 INFO L429 ceAbstractionStarter]: At program point L176-3(lines 176 181) the Hoare annotation is: true [2018-09-20 14:33:44,165 INFO L426 ceAbstractionStarter]: For program point L176-4(lines 170 278) no Hoare annotation was computed. [2018-09-20 14:33:44,165 INFO L426 ceAbstractionStarter]: For program point L201-1(lines 201 202) no Hoare annotation was computed. [2018-09-20 14:33:44,165 INFO L426 ceAbstractionStarter]: For program point L201-3(lines 201 202) no Hoare annotation was computed. [2018-09-20 14:33:44,165 INFO L429 ceAbstractionStarter]: At program point L201-4(lines 201 202) the Hoare annotation is: true [2018-09-20 14:33:44,166 INFO L426 ceAbstractionStarter]: For program point L201-5(lines 201 202) no Hoare annotation was computed. [2018-09-20 14:33:44,166 INFO L426 ceAbstractionStarter]: For program point L259(lines 259 260) no Hoare annotation was computed. [2018-09-20 14:33:44,166 INFO L426 ceAbstractionStarter]: For program point L259-2(lines 259 260) no Hoare annotation was computed. [2018-09-20 14:33:44,166 INFO L426 ceAbstractionStarter]: For program point L251(lines 251 265) no Hoare annotation was computed. [2018-09-20 14:33:44,166 INFO L426 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-09-20 14:33:44,166 INFO L426 ceAbstractionStarter]: For program point L177-1(line 177) no Hoare annotation was computed. [2018-09-20 14:33:44,166 INFO L426 ceAbstractionStarter]: For program point L177-2(line 177) no Hoare annotation was computed. [2018-09-20 14:33:44,166 INFO L426 ceAbstractionStarter]: For program point L177-3(line 177) no Hoare annotation was computed. [2018-09-20 14:33:44,166 INFO L426 ceAbstractionStarter]: For program point L268(lines 268 269) no Hoare annotation was computed. [2018-09-20 14:33:44,167 INFO L426 ceAbstractionStarter]: For program point L268-2(lines 268 269) no Hoare annotation was computed. [2018-09-20 14:33:44,167 INFO L426 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-09-20 14:33:44,167 INFO L426 ceAbstractionStarter]: For program point L236(lines 236 245) no Hoare annotation was computed. [2018-09-20 14:33:44,167 INFO L426 ceAbstractionStarter]: For program point L236-2(lines 236 245) no Hoare annotation was computed. [2018-09-20 14:33:44,167 INFO L426 ceAbstractionStarter]: For program point L195(lines 195 206) no Hoare annotation was computed. [2018-09-20 14:33:44,167 INFO L426 ceAbstractionStarter]: For program point L195-2(lines 195 206) no Hoare annotation was computed. [2018-09-20 14:33:44,167 INFO L426 ceAbstractionStarter]: For program point L253(lines 253 264) no Hoare annotation was computed. [2018-09-20 14:33:44,170 INFO L426 ceAbstractionStarter]: For program point L187(lines 187 192) no Hoare annotation was computed. [2018-09-20 14:33:44,170 INFO L426 ceAbstractionStarter]: For program point L220-1(lines 220 230) no Hoare annotation was computed. [2018-09-20 14:33:44,170 INFO L426 ceAbstractionStarter]: For program point L187-2(lines 187 192) no Hoare annotation was computed. [2018-09-20 14:33:44,170 INFO L429 ceAbstractionStarter]: At program point L220-3(lines 220 230) the Hoare annotation is: true [2018-09-20 14:33:44,171 INFO L426 ceAbstractionStarter]: For program point L220-4(lines 220 230) no Hoare annotation was computed. [2018-09-20 14:33:44,171 INFO L426 ceAbstractionStarter]: For program point L179(line 179) no Hoare annotation was computed. [2018-09-20 14:33:44,171 INFO L426 ceAbstractionStarter]: For program point L179-1(line 179) no Hoare annotation was computed. [2018-09-20 14:33:44,171 INFO L426 ceAbstractionStarter]: For program point L179-2(line 179) no Hoare annotation was computed. [2018-09-20 14:33:44,171 INFO L426 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2018-09-20 14:33:44,171 INFO L429 ceAbstractionStarter]: At program point L196-3(lines 196 200) the Hoare annotation is: true [2018-09-20 14:33:44,171 INFO L426 ceAbstractionStarter]: For program point L196-4(lines 196 200) no Hoare annotation was computed. [2018-09-20 14:33:44,171 INFO L426 ceAbstractionStarter]: For program point L188(lines 188 191) no Hoare annotation was computed. [2018-09-20 14:33:44,171 INFO L426 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-09-20 14:33:44,171 INFO L426 ceAbstractionStarter]: For program point L180-1(line 180) no Hoare annotation was computed. [2018-09-20 14:33:44,172 INFO L426 ceAbstractionStarter]: For program point L180-2(line 180) no Hoare annotation was computed. [2018-09-20 14:33:44,172 INFO L426 ceAbstractionStarter]: For program point L180-3(line 180) no Hoare annotation was computed. [2018-09-20 14:33:44,172 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 239) no Hoare annotation was computed. [2018-09-20 14:33:44,172 INFO L426 ceAbstractionStarter]: For program point L271-1(lines 271 276) no Hoare annotation was computed. [2018-09-20 14:33:44,172 INFO L426 ceAbstractionStarter]: For program point L238-2(lines 238 239) no Hoare annotation was computed. [2018-09-20 14:33:44,172 INFO L429 ceAbstractionStarter]: At program point L271-3(lines 271 276) the Hoare annotation is: true [2018-09-20 14:33:44,172 INFO L426 ceAbstractionStarter]: For program point L271-4(lines 271 276) no Hoare annotation was computed. [2018-09-20 14:33:44,172 INFO L426 ceAbstractionStarter]: For program point L255(lines 255 263) no Hoare annotation was computed. [2018-09-20 14:33:44,172 INFO L426 ceAbstractionStarter]: For program point L222(lines 222 226) no Hoare annotation was computed. [2018-09-20 14:33:44,173 INFO L426 ceAbstractionStarter]: For program point L222-2(lines 222 226) no Hoare annotation was computed. [2018-09-20 14:33:44,173 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtEXIT(lines 170 278) no Hoare annotation was computed. [2018-09-20 14:33:44,173 INFO L426 ceAbstractionStarter]: For program point L272(line 272) no Hoare annotation was computed. [2018-09-20 14:33:44,173 INFO L426 ceAbstractionStarter]: For program point L272-1(line 272) no Hoare annotation was computed. [2018-09-20 14:33:44,174 INFO L426 ceAbstractionStarter]: For program point L272-2(line 272) no Hoare annotation was computed. [2018-09-20 14:33:44,174 INFO L426 ceAbstractionStarter]: For program point L272-3(line 272) no Hoare annotation was computed. [2018-09-20 14:33:44,174 INFO L426 ceAbstractionStarter]: For program point L190(lines 190 191) no Hoare annotation was computed. [2018-09-20 14:33:44,174 INFO L426 ceAbstractionStarter]: For program point L273(line 273) no Hoare annotation was computed. [2018-09-20 14:33:44,174 INFO L426 ceAbstractionStarter]: For program point L274(line 274) no Hoare annotation was computed. [2018-09-20 14:33:44,174 INFO L426 ceAbstractionStarter]: For program point L241(lines 241 242) no Hoare annotation was computed. [2018-09-20 14:33:44,174 INFO L426 ceAbstractionStarter]: For program point L241-2(lines 241 242) no Hoare annotation was computed. [2018-09-20 14:33:44,174 INFO L426 ceAbstractionStarter]: For program point L233-1(lines 233 249) no Hoare annotation was computed. [2018-09-20 14:33:44,174 INFO L429 ceAbstractionStarter]: At program point L233-3(lines 233 249) the Hoare annotation is: true [2018-09-20 14:33:44,174 INFO L426 ceAbstractionStarter]: For program point L233-4(lines 170 278) no Hoare annotation was computed. [2018-09-20 14:33:44,174 INFO L426 ceAbstractionStarter]: For program point L258(lines 258 263) no Hoare annotation was computed. [2018-09-20 14:33:44,174 INFO L429 ceAbstractionStarter]: At program point isnan_doubleENTRY(line 101) the Hoare annotation is: true [2018-09-20 14:33:44,175 INFO L426 ceAbstractionStarter]: For program point isnan_doubleEXIT(line 101) no Hoare annotation was computed. [2018-09-20 14:33:44,175 INFO L426 ceAbstractionStarter]: For program point isnan_doubleFINAL(line 101) no Hoare annotation was computed. [2018-09-20 14:33:44,175 INFO L426 ceAbstractionStarter]: For program point isfinite_doubleFINAL(lines 103 111) no Hoare annotation was computed. [2018-09-20 14:33:44,175 INFO L426 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-09-20 14:33:44,175 INFO L426 ceAbstractionStarter]: For program point L107(line 107) no Hoare annotation was computed. [2018-09-20 14:33:44,175 INFO L426 ceAbstractionStarter]: For program point L108-1(line 108) no Hoare annotation was computed. [2018-09-20 14:33:44,175 INFO L426 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-09-20 14:33:44,175 INFO L426 ceAbstractionStarter]: For program point L108-2(line 108) no Hoare annotation was computed. [2018-09-20 14:33:44,175 INFO L426 ceAbstractionStarter]: For program point L106-1(line 106) no Hoare annotation was computed. [2018-09-20 14:33:44,175 INFO L426 ceAbstractionStarter]: For program point L106-2(line 106) no Hoare annotation was computed. [2018-09-20 14:33:44,175 INFO L426 ceAbstractionStarter]: For program point L105-1(lines 105 109) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point L106-3(line 106) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point isfinite_doubleEXIT(lines 103 111) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point L105-3(lines 105 109) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point L105-4(lines 105 109) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point isfinite_doubleENTRY(lines 103 111) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point L128-1(line 128) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point L128-2(line 128) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point L128-3(line 128) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point L124-1(lines 124 129) no Hoare annotation was computed. [2018-09-20 14:33:44,176 INFO L426 ceAbstractionStarter]: For program point __fpclassify_doubleFINAL(lines 121 146) no Hoare annotation was computed. [2018-09-20 14:33:44,177 INFO L426 ceAbstractionStarter]: For program point L124-3(lines 124 129) no Hoare annotation was computed. [2018-09-20 14:33:44,177 INFO L426 ceAbstractionStarter]: For program point L124-4(lines 121 146) no Hoare annotation was computed. [2018-09-20 14:33:44,177 INFO L426 ceAbstractionStarter]: For program point L141(lines 141 145) no Hoare annotation was computed. [2018-09-20 14:33:44,177 INFO L426 ceAbstractionStarter]: For program point __fpclassify_doubleENTRY(lines 121 146) no Hoare annotation was computed. [2018-09-20 14:33:44,177 INFO L426 ceAbstractionStarter]: For program point L137(lines 137 145) no Hoare annotation was computed. [2018-09-20 14:33:44,177 INFO L426 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-09-20 14:33:44,177 INFO L426 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-09-20 14:33:44,177 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-20 14:33:44,177 INFO L426 ceAbstractionStarter]: For program point L127-2(line 127) no Hoare annotation was computed. [2018-09-20 14:33:44,177 INFO L426 ceAbstractionStarter]: For program point L125-1(line 125) no Hoare annotation was computed. [2018-09-20 14:33:44,177 INFO L426 ceAbstractionStarter]: For program point L125-2(line 125) no Hoare annotation was computed. [2018-09-20 14:33:44,178 INFO L426 ceAbstractionStarter]: For program point L125-3(line 125) no Hoare annotation was computed. [2018-09-20 14:33:44,178 INFO L426 ceAbstractionStarter]: For program point __fpclassify_doubleEXIT(lines 121 146) no Hoare annotation was computed. [2018-09-20 14:33:44,178 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 145) no Hoare annotation was computed. [2018-09-20 14:33:44,178 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:33:44,178 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:33:44,178 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:33:44,178 INFO L426 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-09-20 14:33:44,178 INFO L426 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2018-09-20 14:33:44,180 INFO L426 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-09-20 14:33:44,180 INFO L426 ceAbstractionStarter]: For program point L91-2(line 91) no Hoare annotation was computed. [2018-09-20 14:33:44,180 INFO L426 ceAbstractionStarter]: For program point L89-1(line 89) no Hoare annotation was computed. [2018-09-20 14:33:44,180 INFO L426 ceAbstractionStarter]: For program point L89-2(line 89) no Hoare annotation was computed. [2018-09-20 14:33:44,180 INFO L426 ceAbstractionStarter]: For program point L89-3(line 89) no Hoare annotation was computed. [2018-09-20 14:33:44,180 INFO L426 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-09-20 14:33:44,180 INFO L426 ceAbstractionStarter]: For program point L92-1(line 92) no Hoare annotation was computed. [2018-09-20 14:33:44,180 INFO L426 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-09-20 14:33:44,181 INFO L426 ceAbstractionStarter]: For program point L92-2(line 92) no Hoare annotation was computed. [2018-09-20 14:33:44,181 INFO L426 ceAbstractionStarter]: For program point L92-3(line 92) no Hoare annotation was computed. [2018-09-20 14:33:44,181 INFO L426 ceAbstractionStarter]: For program point L88-1(lines 88 93) no Hoare annotation was computed. [2018-09-20 14:33:44,181 INFO L426 ceAbstractionStarter]: For program point L88-3(lines 88 93) no Hoare annotation was computed. [2018-09-20 14:33:44,181 INFO L426 ceAbstractionStarter]: For program point L88-4(lines 88 93) no Hoare annotation was computed. [2018-09-20 14:33:44,182 INFO L426 ceAbstractionStarter]: For program point isinf_doubleFINAL(lines 86 98) no Hoare annotation was computed. [2018-09-20 14:33:44,182 INFO L426 ceAbstractionStarter]: For program point isinf_doubleEXIT(lines 86 98) no Hoare annotation was computed. [2018-09-20 14:33:44,182 INFO L426 ceAbstractionStarter]: For program point isinf_doubleENTRY(lines 86 98) no Hoare annotation was computed. [2018-09-20 14:33:44,182 INFO L426 ceAbstractionStarter]: For program point L320(lines 320 321) no Hoare annotation was computed. [2018-09-20 14:33:44,182 INFO L426 ceAbstractionStarter]: For program point L349(line 349) no Hoare annotation was computed. [2018-09-20 14:33:44,182 INFO L422 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: (and (exists ((|v_q#valueAsBitvector_22| (_ BitVec 64))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_22|) ((_ extract 62 52) |v_q#valueAsBitvector_22|) ((_ extract 51 0) |v_q#valueAsBitvector_22|))) (= (bvand ((_ extract 63 32) |v_q#valueAsBitvector_22|) (_ bv2147483647 32)) __ieee754_acos_~ix~0))) (exists ((|v_q#valueAsBitvector_22| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_q#valueAsBitvector_22|) __ieee754_acos_~hx~2) (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_22|) ((_ extract 62 52) |v_q#valueAsBitvector_22|) ((_ extract 51 0) |v_q#valueAsBitvector_22|))))) (exists ((|v_q#valueAsBitvector_22| (_ BitVec 64))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_22|) ((_ extract 62 52) |v_q#valueAsBitvector_22|) ((_ extract 51 0) |v_q#valueAsBitvector_22|))) (not (bvsge (bvand ((_ extract 63 32) |v_q#valueAsBitvector_22|) (_ bv2147483647 32)) (_ bv1072693248 32))))) (= |__ieee754_acos_#in~x| __ieee754_acos_~x)) [2018-09-20 14:33:44,182 INFO L426 ceAbstractionStarter]: For program point L312(lines 312 315) no Hoare annotation was computed. [2018-09-20 14:33:44,182 INFO L426 ceAbstractionStarter]: For program point L345-1(line 345) no Hoare annotation was computed. [2018-09-20 14:33:44,182 INFO L426 ceAbstractionStarter]: For program point L308(line 308) no Hoare annotation was computed. [2018-09-20 14:33:44,183 INFO L426 ceAbstractionStarter]: For program point __ieee754_acosEXIT(lines 295 364) no Hoare annotation was computed. [2018-09-20 14:33:44,183 INFO L426 ceAbstractionStarter]: For program point L304(lines 304 318) no Hoare annotation was computed. [2018-09-20 14:33:44,183 INFO L426 ceAbstractionStarter]: For program point L300(line 300) no Hoare annotation was computed. [2018-09-20 14:33:44,183 INFO L429 ceAbstractionStarter]: At program point __ieee754_acosENTRY(lines 295 364) the Hoare annotation is: true [2018-09-20 14:33:44,183 INFO L426 ceAbstractionStarter]: For program point L350(line 350) no Hoare annotation was computed. [2018-09-20 14:33:44,183 INFO L426 ceAbstractionStarter]: For program point L309(line 309) no Hoare annotation was computed. [2018-09-20 14:33:44,183 INFO L426 ceAbstractionStarter]: For program point L309-1(line 309) no Hoare annotation was computed. [2018-09-20 14:33:44,183 INFO L426 ceAbstractionStarter]: For program point L309-2(line 309) no Hoare annotation was computed. [2018-09-20 14:33:44,183 INFO L426 ceAbstractionStarter]: For program point L301(line 301) no Hoare annotation was computed. [2018-09-20 14:33:44,185 INFO L426 ceAbstractionStarter]: For program point L301-1(line 301) no Hoare annotation was computed. [2018-09-20 14:33:44,185 INFO L426 ceAbstractionStarter]: For program point L301-2(line 301) no Hoare annotation was computed. [2018-09-20 14:33:44,185 INFO L426 ceAbstractionStarter]: For program point __ieee754_acosFINAL(lines 295 364) no Hoare annotation was computed. [2018-09-20 14:33:44,185 INFO L426 ceAbstractionStarter]: For program point L351(line 351) no Hoare annotation was computed. [2018-09-20 14:33:44,185 INFO L426 ceAbstractionStarter]: For program point L351-1(line 351) no Hoare annotation was computed. [2018-09-20 14:33:44,185 INFO L426 ceAbstractionStarter]: For program point L351-2(line 351) no Hoare annotation was computed. [2018-09-20 14:33:44,185 INFO L426 ceAbstractionStarter]: For program point L351-3(line 351) no Hoare annotation was computed. [2018-09-20 14:33:44,185 INFO L426 ceAbstractionStarter]: For program point L347-1(lines 347 352) no Hoare annotation was computed. [2018-09-20 14:33:44,186 INFO L422 ceAbstractionStarter]: At program point L347-3(lines 347 352) the Hoare annotation is: (and (exists ((|v_q#valueAsBitvector_22| (_ BitVec 64))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_22|) ((_ extract 62 52) |v_q#valueAsBitvector_22|) ((_ extract 51 0) |v_q#valueAsBitvector_22|))) (= (bvand ((_ extract 63 32) |v_q#valueAsBitvector_22|) (_ bv2147483647 32)) __ieee754_acos_~ix~0))) (exists ((|v_q#valueAsBitvector_22| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_q#valueAsBitvector_22|) __ieee754_acos_~hx~2) (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_22|) ((_ extract 62 52) |v_q#valueAsBitvector_22|) ((_ extract 51 0) |v_q#valueAsBitvector_22|))))) (exists ((|v_q#valueAsBitvector_22| (_ BitVec 64))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_22|) ((_ extract 62 52) |v_q#valueAsBitvector_22|) ((_ extract 51 0) |v_q#valueAsBitvector_22|))) (not (bvsge (bvand ((_ extract 63 32) |v_q#valueAsBitvector_22|) (_ bv2147483647 32)) (_ bv1072693248 32))))) (= |__ieee754_acos_#in~x| __ieee754_acos_~x)) [2018-09-20 14:33:44,186 INFO L426 ceAbstractionStarter]: For program point L347-4(lines 347 352) no Hoare annotation was computed. [2018-09-20 14:33:44,186 INFO L422 ceAbstractionStarter]: At program point L339(line 339) the Hoare annotation is: (exists ((|v_q#valueAsBitvector_25| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_25|) ((_ extract 62 52) |v_q#valueAsBitvector_25|) ((_ extract 51 0) |v_q#valueAsBitvector_25|)) |__ieee754_acos_#in~x|) (not (bvsge (bvand ((_ extract 63 32) |v_q#valueAsBitvector_25|) (_ bv2147483647 32)) (_ bv1072693248 32))))) [2018-09-20 14:33:44,186 INFO L426 ceAbstractionStarter]: For program point L339-1(line 339) no Hoare annotation was computed. [2018-09-20 14:33:44,186 INFO L426 ceAbstractionStarter]: For program point L306-1(lines 306 310) no Hoare annotation was computed. [2018-09-20 14:33:44,186 INFO L422 ceAbstractionStarter]: At program point L306-3(lines 306 310) the Hoare annotation is: (and (exists ((|v_q#valueAsBitvector_24| (_ BitVec 64))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_24|) ((_ extract 62 52) |v_q#valueAsBitvector_24|) ((_ extract 51 0) |v_q#valueAsBitvector_24|))) (= (bvand ((_ extract 63 32) |v_q#valueAsBitvector_24|) (_ bv2147483647 32)) __ieee754_acos_~ix~0))) (exists ((|v_q#valueAsBitvector_24| (_ BitVec 64))) (and (= |__ieee754_acos_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_24|) ((_ extract 62 52) |v_q#valueAsBitvector_24|) ((_ extract 51 0) |v_q#valueAsBitvector_24|))) (= ((_ extract 63 32) |v_q#valueAsBitvector_24|) __ieee754_acos_~hx~2))) (= |__ieee754_acos_#in~x| __ieee754_acos_~x)) [2018-09-20 14:33:44,186 INFO L426 ceAbstractionStarter]: For program point L306-4(lines 304 318) no Hoare annotation was computed. [2018-09-20 14:33:44,186 INFO L426 ceAbstractionStarter]: For program point L331(lines 331 363) no Hoare annotation was computed. [2018-09-20 14:33:44,186 INFO L426 ceAbstractionStarter]: For program point L298-1(lines 298 302) no Hoare annotation was computed. [2018-09-20 14:33:44,186 INFO L422 ceAbstractionStarter]: At program point L298-3(lines 298 302) the Hoare annotation is: (= |__ieee754_acos_#in~x| __ieee754_acos_~x) [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L298-4(lines 298 302) no Hoare annotation was computed. [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L319(lines 319 363) no Hoare annotation was computed. [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L348(line 348) no Hoare annotation was computed. [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L348-1(line 348) no Hoare annotation was computed. [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L348-2(line 348) no Hoare annotation was computed. [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L348-3(line 348) no Hoare annotation was computed. [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L307(line 307) no Hoare annotation was computed. [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L307-1(line 307) no Hoare annotation was computed. [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L307-2(line 307) no Hoare annotation was computed. [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L307-3(line 307) no Hoare annotation was computed. [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L299(line 299) no Hoare annotation was computed. [2018-09-20 14:33:44,187 INFO L426 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point L299-2(line 299) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point L299-3(line 299) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point L161(line 161) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point L163-2(line 163) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point L161-1(line 161) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point L161-2(line 161) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point L160-1(lines 160 164) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point L161-3(line 161) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point L160-3(lines 160 164) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point L160-4(lines 160 164) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point __signbit_doubleFINAL(lines 157 167) no Hoare annotation was computed. [2018-09-20 14:33:44,188 INFO L426 ceAbstractionStarter]: For program point __signbit_doubleEXIT(lines 157 167) no Hoare annotation was computed. [2018-09-20 14:33:44,189 INFO L426 ceAbstractionStarter]: For program point __signbit_doubleENTRY(lines 157 167) no Hoare annotation was computed. [2018-09-20 14:33:44,189 INFO L426 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-09-20 14:33:44,189 INFO L426 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-09-20 14:33:44,189 INFO L426 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2018-09-20 14:33:44,189 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:33:44,189 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 14:33:44,189 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:33:44,189 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:33:44,190 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 377) no Hoare annotation was computed. [2018-09-20 14:33:44,190 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 366 382) the Hoare annotation is: true [2018-09-20 14:33:44,190 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 366 382) no Hoare annotation was computed. [2018-09-20 14:33:44,191 INFO L426 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2018-09-20 14:33:44,191 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 366 382) no Hoare annotation was computed. [2018-09-20 14:33:44,191 INFO L422 ceAbstractionStarter]: At program point L376(line 376) the Hoare annotation is: (let ((.cse0 (fp.div RNE ((_ to_fp 11 53) RNE 1.0) (_ +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 14:33:44,191 INFO L426 ceAbstractionStarter]: For program point L376-1(lines 376 379) no Hoare annotation was computed. [2018-09-20 14:33:44,191 INFO L422 ceAbstractionStarter]: At program point L373(line 373) the Hoare annotation is: (= (fp.div RNE ((_ to_fp 11 53) RNE 1.0) (_ +zero 11 53)) main_~x~0) [2018-09-20 14:33:44,191 INFO L426 ceAbstractionStarter]: For program point L373-1(line 373) no Hoare annotation was computed. [2018-09-20 14:33:44,208 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,209 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,209 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,210 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,210 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,210 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,210 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,211 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,212 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,212 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,212 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,212 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,213 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,213 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,213 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,213 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,216 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,216 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,216 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,217 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,217 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,217 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,217 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,217 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,217 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,218 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,218 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,218 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,220 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,220 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,220 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,221 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,221 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,221 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,221 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,225 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,226 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,226 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,226 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,226 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:33:44 BoogieIcfgContainer [2018-09-20 14:33:44,231 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:33:44,231 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:33:44,233 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:33:44,233 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:33:44,234 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:32:31" (3/4) ... [2018-09-20 14:33:44,238 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 14:33:44,245 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure floor_double [2018-09-20 14:33:44,245 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isinteger_double [2018-09-20 14:33:44,245 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrt [2018-09-20 14:33:44,245 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_double [2018-09-20 14:33:44,245 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isfinite_double [2018-09-20 14:33:44,245 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 14:33:44,245 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_double [2018-09-20 14:33:44,245 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_double [2018-09-20 14:33:44,246 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_acos [2018-09-20 14:33:44,246 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_double [2018-09-20 14:33:44,246 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 14:33:44,254 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 35 nodes and edges [2018-09-20 14:33:44,255 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-09-20 14:33:44,256 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-09-20 14:33:44,257 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 14:33:44,286 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-09-20 14:33:44,286 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_q#valueAsBitvector_24 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_24[63:63], v_q#valueAsBitvector_24[62:52], v_q#valueAsBitvector_24[51:0]) && ~bvand32(v_q#valueAsBitvector_24[63:32], 2147483647bv32) == ix) && (\exists v_q#valueAsBitvector_24 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_24[63:63], v_q#valueAsBitvector_24[62:52], v_q#valueAsBitvector_24[51:0]) && v_q#valueAsBitvector_24[63:32] == hx)) && \old(x) == x [2018-09-20 14:33:44,287 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\exists v_q#valueAsBitvector_22 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_22[63:63], v_q#valueAsBitvector_22[62:52], v_q#valueAsBitvector_22[51:0]) && ~bvand32(v_q#valueAsBitvector_22[63:32], 2147483647bv32) == ix) && (\exists v_q#valueAsBitvector_22 : bv64 :: v_q#valueAsBitvector_22[63:32] == hx && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_22[63:63], v_q#valueAsBitvector_22[62:52], v_q#valueAsBitvector_22[51:0]))) && (\exists v_q#valueAsBitvector_22 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_22[63:63], v_q#valueAsBitvector_22[62:52], v_q#valueAsBitvector_22[51:0]) && !~bvsge32(~bvand32(v_q#valueAsBitvector_22[63:32], 2147483647bv32), 1072693248bv32))) && \old(x) == x [2018-09-20 14:33:44,355 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 14:33:44,355 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:33:44,356 INFO L168 Benchmark]: Toolchain (without parser) took 94880.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 209.2 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -100.2 MB). Peak memory consumption was 109.0 MB. Max. memory is 11.5 GB. [2018-09-20 14:33:44,358 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 14:33:44,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.07 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 926.4 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-09-20 14:33:44,358 INFO L168 Benchmark]: Boogie Preprocessor took 84.36 ms. Allocated memory is still 1.0 GB. Free memory is still 926.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:33:44,359 INFO L168 Benchmark]: RCFGBuilder took 21019.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -138.2 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. [2018-09-20 14:33:44,361 INFO L168 Benchmark]: TraceAbstraction took 72988.54 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 59.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -3.6 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. [2018-09-20 14:33:44,361 INFO L168 Benchmark]: Witness Printer took 124.00 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: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-09-20 14:33:44,364 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 654.07 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 926.4 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 84.36 ms. Allocated memory is still 1.0 GB. Free memory is still 926.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 21019.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -138.2 MB). Peak memory consumption was 25.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 72988.54 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 59.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -3.6 MB). Peak memory consumption was 56.2 MB. Max. memory is 11.5 GB. * Witness Printer took 124.00 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: 14.8 MB). Peak memory consumption was 14.8 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_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 377]: 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: 201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 298]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 306]: Loop Invariant [2018-09-20 14:33:44,378 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,379 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,379 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,379 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,379 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,379 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,379 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,379 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,380 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,380 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,383 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,384 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,384 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,384 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,384 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] [2018-09-20 14:33:44,384 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_24,QUANTIFIED] Derived loop invariant: ((\exists v_q#valueAsBitvector_24 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_24[63:63], v_q#valueAsBitvector_24[62:52], v_q#valueAsBitvector_24[51:0]) && ~bvand32(v_q#valueAsBitvector_24[63:32], 2147483647bv32) == ix) && (\exists v_q#valueAsBitvector_24 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_24[63:63], v_q#valueAsBitvector_24[62:52], v_q#valueAsBitvector_24[51:0]) && v_q#valueAsBitvector_24[63:32] == hx)) && \old(x) == x - InvariantResult [Line: 347]: Loop Invariant [2018-09-20 14:33:44,385 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,385 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,385 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,386 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,386 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,386 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,386 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,386 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,389 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,389 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,389 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,389 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,390 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,390 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,390 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,390 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,390 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,391 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,391 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,391 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,391 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,391 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,394 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] [2018-09-20 14:33:44,395 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_22,QUANTIFIED] Derived loop invariant: (((\exists v_q#valueAsBitvector_22 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_22[63:63], v_q#valueAsBitvector_22[62:52], v_q#valueAsBitvector_22[51:0]) && ~bvand32(v_q#valueAsBitvector_22[63:32], 2147483647bv32) == ix) && (\exists v_q#valueAsBitvector_22 : bv64 :: v_q#valueAsBitvector_22[63:32] == hx && \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_22[63:63], v_q#valueAsBitvector_22[62:52], v_q#valueAsBitvector_22[51:0]))) && (\exists v_q#valueAsBitvector_22 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_22[63:63], v_q#valueAsBitvector_22[62:52], v_q#valueAsBitvector_22[51:0]) && !~bvsge32(~bvand32(v_q#valueAsBitvector_22[63:32], 2147483647bv32), 1072693248bv32))) && \old(x) == x - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 255 locations, 1 error locations. SAFE Result, 72.8s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 53.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 773 SDtfs, 301 SDslu, 3802 SDs, 0 SdLazy, 414 SolverSat, 19 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 39.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 242 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 13.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred 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, 6 MinimizatonAttempts, 6 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 46 PreInvPairs, 64 NumberOfFragments, 227 HoareAnnotationTreeSize, 46 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 64 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 9.9s SatisfiabilityAnalysisTime, 8.3s InterpolantComputationTime, 216 NumberOfCodeBlocks, 216 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 210 ConstructedInterpolants, 64 QuantifiedInterpolants, 55279 SizeOfPredicates, 37 NumberOfNonLiveVariables, 761 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...