/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0720_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_0720_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 8e02dcef35ad2f5a687bc8bb1bb905c7949799d0 ..................................................................................................................................................................................................................................................................................................... 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_0720_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 8e02dcef35ad2f5a687bc8bb1bb905c7949799d0 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 14:44:02,602 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:44:02,604 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:44:02,620 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:44:02,620 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:44:02,621 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:44:02,623 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:44:02,625 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:44:02,627 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:44:02,628 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:44:02,629 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:44:02,629 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:44:02,630 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:44:02,631 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:44:02,632 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:44:02,633 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:44:02,634 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:44:02,639 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:44:02,641 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:44:02,642 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:44:02,643 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:44:02,645 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:44:02,647 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:44:02,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:44:02,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:44:02,648 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:44:02,649 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:44:02,650 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:44:02,650 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:44:02,652 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:44:02,652 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:44:02,652 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:44:02,653 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:44:02,653 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:44:02,654 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:44:02,654 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:44:02,655 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 14:44:02,671 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:44:02,671 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:44:02,672 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:44:02,672 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:44:02,673 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:44:02,673 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:44:02,673 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:44:02,673 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:44:02,674 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:44:02,674 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 14:44:02,674 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:44:02,674 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:44:02,674 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:44:02,674 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:44:02,674 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:44:02,675 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:44:02,675 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:44:02,675 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:44:02,675 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:44:02,675 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:44:02,678 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:44:02,678 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:44:02,678 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:44:02,678 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:44:02,678 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:44:02,679 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:44:02,679 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 14:44:02,679 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:44:02,679 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 14:44:02,679 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 -> 8e02dcef35ad2f5a687bc8bb1bb905c7949799d0 [2018-09-20 14:44:02,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:44:02,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:44:02,788 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:44:02,790 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:44:02,791 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:44:02,792 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0720_true-unreach-call.c [2018-09-20 14:44:03,167 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1d4def5/9d3a9269dfbc4cc5bed2d9f79945c791/FLAGbf281b410 [2018-09-20 14:44:03,346 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:44:03,347 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0720_true-unreach-call.c [2018-09-20 14:44:03,356 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1d4def5/9d3a9269dfbc4cc5bed2d9f79945c791/FLAGbf281b410 [2018-09-20 14:44:03,373 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e1d4def5/9d3a9269dfbc4cc5bed2d9f79945c791 [2018-09-20 14:44:03,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:44:03,380 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:44:03,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:44:03,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:44:03,391 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:44:03,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:44:03" (1/1) ... [2018-09-20 14:44:03,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d806234 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:03, skipping insertion in model container [2018-09-20 14:44:03,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:44:03" (1/1) ... [2018-09-20 14:44:03,409 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:44:03,703 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:44:03,724 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:44:03,792 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:44:03,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:03 WrapperNode [2018-09-20 14:44:03,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:44:03,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:44:03,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:44:03,864 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:44:03,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:03" (1/1) ... [2018-09-20 14:44:03,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:03" (1/1) ... [2018-09-20 14:44:03,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:03" (1/1) ... [2018-09-20 14:44:03,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:03" (1/1) ... [2018-09-20 14:44:03,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:03" (1/1) ... [2018-09-20 14:44:03,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:03" (1/1) ... [2018-09-20 14:44:03,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:03" (1/1) ... [2018-09-20 14:44:03,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:44:03,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:44:03,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:44:03,972 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:44:03,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:03" (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 14:44:04,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:44:04,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:44:04,127 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:44:04,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-20 14:44:04,128 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:44:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:44:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:44:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:44:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-20 14:44:04,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:44:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 14:44:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 14:44:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:44:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 14:44:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 14:44:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:44:04,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:44:04,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:44:04,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 14:44:04,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 14:44:05,036 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:44:05,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:44:05 BoogieIcfgContainer [2018-09-20 14:44:05,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:44:05,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:44:05,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:44:05,041 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:44:05,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:44:03" (1/3) ... [2018-09-20 14:44:05,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485a0d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:44:05, skipping insertion in model container [2018-09-20 14:44:05,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:03" (2/3) ... [2018-09-20 14:44:05,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485a0d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:44:05, skipping insertion in model container [2018-09-20 14:44:05,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:44:05" (3/3) ... [2018-09-20 14:44:05,045 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0720_true-unreach-call.c [2018-09-20 14:44:05,056 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:44:05,065 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:44:05,116 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:44:05,116 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:44:05,116 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:44:05,117 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:44:05,117 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:44:05,117 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:44:05,118 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:44:05,118 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:44:05,118 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:44:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states. [2018-09-20 14:44:05,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-09-20 14:44:05,146 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:44:05,147 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] [2018-09-20 14:44:05,149 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:44:05,154 INFO L82 PathProgramCache]: Analyzing trace with hash -267865449, now seen corresponding path program 1 times [2018-09-20 14:44:05,156 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:44:05,157 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:44:05,201 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:44:05,202 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:44:05,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:44:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:44:05,289 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 14:44:05,292 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:44:05,292 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:44:05,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:44:05,308 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:44:05,309 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:44:05,311 INFO L87 Difference]: Start difference. First operand 88 states. Second operand 2 states. [2018-09-20 14:44:05,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:44:05,341 INFO L93 Difference]: Finished difference Result 168 states and 224 transitions. [2018-09-20 14:44:05,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:44:05,343 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-09-20 14:44:05,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:44:05,355 INFO L225 Difference]: With dead ends: 168 [2018-09-20 14:44:05,355 INFO L226 Difference]: Without dead ends: 84 [2018-09-20 14:44:05,360 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 14:44:05,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2018-09-20 14:44:05,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2018-09-20 14:44:05,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2018-09-20 14:44:05,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 103 transitions. [2018-09-20 14:44:05,407 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 103 transitions. Word has length 20 [2018-09-20 14:44:05,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:44:05,408 INFO L480 AbstractCegarLoop]: Abstraction has 84 states and 103 transitions. [2018-09-20 14:44:05,408 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:44:05,408 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 103 transitions. [2018-09-20 14:44:05,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-20 14:44:05,410 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:44:05,410 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] [2018-09-20 14:44:05,410 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:44:05,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1973379583, now seen corresponding path program 1 times [2018-09-20 14:44:05,411 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 14:44:05,411 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 14:44:05,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:44:05,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:44:05,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 14:44:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:44:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-20 14:44:05,575 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-20 14:44:05,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:44:05 BoogieIcfgContainer [2018-09-20 14:44:05,648 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:44:05,649 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:44:05,649 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:44:05,649 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:44:05,650 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:44:05" (3/4) ... [2018-09-20 14:44:05,654 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-20 14:44:05,655 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:44:05,656 INFO L168 Benchmark]: Toolchain (without parser) took 2278.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 951.8 MB in the beginning and 1.0 GB in the end (delta: -93.3 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:44:05,659 INFO L168 Benchmark]: CDTParser took 0.22 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 14:44:05,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 481.66 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:44:05,660 INFO L168 Benchmark]: Boogie Preprocessor took 108.17 ms. Allocated memory is still 1.0 GB. Free memory is still 935.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:44:05,661 INFO L168 Benchmark]: RCFGBuilder took 1065.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-09-20 14:44:05,662 INFO L168 Benchmark]: TraceAbstraction took 610.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:44:05,664 INFO L168 Benchmark]: Witness Printer took 5.70 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:44:05,670 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 481.66 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 935.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 108.17 ms. Allocated memory is still 1.0 GB. Free memory is still 935.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1065.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 935.7 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 610.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Witness Printer took 5.70 ms. Allocated memory is still 1.1 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: 145]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 18, overapproximation of someBinaryArithmeticDOUBLEoperation at line 36, overapproximation of bitwiseAnd at line 35. Possible FailurePath: [L20] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; VAL [\old(one_sqrt)=16, \old(tiny_sqrt)=13, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L139] double x = 0.0 / 0.0; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L141] CALL, EXPR __ieee754_sqrt(x) VAL [\old(x)=17, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L23] double z; [L24] __int32_t sign = 0x80000000; [L25] __uint32_t r, t1, s1, ix1, q1; [L26] __int32_t ix0, s0, q, m, t, i; VAL [\old(x)=17, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L29] FCALL ieee_double_shape_type ew_u; VAL [\old(x)=17, ew_u={9:0}, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L30] FCALL ew_u.value = (x) VAL [\old(x)=17, ew_u={9:0}, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L31] EXPR, FCALL ew_u.parts.msw VAL [\old(x)=17, ew_u={9:0}, ew_u.parts.msw=3, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L31] (ix0) = ew_u.parts.msw VAL [\old(x)=17, ew_u={9:0}, ew_u.parts.msw=3, ix0=3, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L31] FCALL (ix0) = ew_u.parts.msw VAL [(ix0) = ew_u.parts.msw=14, \old(x)=17, ew_u={9:0}, ew_u.parts.msw=3, ix0=3, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L32] EXPR, FCALL ew_u.parts.lsw VAL [\old(x)=17, ew_u={9:0}, ew_u.parts.lsw=15, ix0=3, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L32] (ix1) = ew_u.parts.lsw VAL [\old(x)=17, ew_u={9:0}, ew_u.parts.lsw=15, ix0=3, ix1=15, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L32] FCALL (ix1) = ew_u.parts.lsw VAL [(ix1) = ew_u.parts.lsw=12, \old(x)=17, ew_u={9:0}, ew_u.parts.lsw=15, ix0=3, ix1=15, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L33] COND FALSE !(0) VAL [\old(x)=17, ix0=3, ix1=15, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L35] COND TRUE (ix0 & 0x7ff00000) == 0x7ff00000 [L36] RET return x * x + x; VAL [\old(x)=17, ix0=3, ix1=15, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L141] EXPR __ieee754_sqrt(x) VAL [__ieee754_sqrt(x)=10, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L141] double res = __ieee754_sqrt(x); [L144] CALL, EXPR isnan_double(res) VAL [\old(x)=10, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L18] RET return x != x; VAL [\old(x)=10, \result=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=10] [L144] EXPR isnan_double(res) VAL [isnan_double(res)=0, one_sqrt=1, res=10, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] [L144] COND TRUE !isnan_double(res) [L145] __VERIFIER_error() VAL [one_sqrt=1, res=10, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=17] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 88 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 107 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=88occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 53 NumberOfCodeBlocks, 53 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 361 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 14:44:08,054 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 14:44:08,056 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 14:44:08,071 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 14:44:08,071 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 14:44:08,075 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 14:44:08,077 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 14:44:08,081 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 14:44:08,084 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 14:44:08,091 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 14:44:08,092 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 14:44:08,092 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 14:44:08,097 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 14:44:08,098 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 14:44:08,102 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 14:44:08,105 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 14:44:08,106 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 14:44:08,111 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 14:44:08,114 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 14:44:08,119 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 14:44:08,123 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 14:44:08,126 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 14:44:08,132 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 14:44:08,134 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 14:44:08,134 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 14:44:08,135 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 14:44:08,138 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 14:44:08,140 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 14:44:08,141 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 14:44:08,144 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 14:44:08,145 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 14:44:08,148 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 14:44:08,148 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 14:44:08,149 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 14:44:08,150 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 14:44:08,152 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 14:44:08,154 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 14:44:08,183 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 14:44:08,184 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 14:44:08,185 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 14:44:08,186 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 14:44:08,187 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 14:44:08,188 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 14:44:08,188 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 14:44:08,188 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 14:44:08,188 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 14:44:08,188 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 14:44:08,189 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 14:44:08,189 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 14:44:08,189 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 14:44:08,189 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 14:44:08,189 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 14:44:08,189 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 14:44:08,190 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 14:44:08,190 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 14:44:08,190 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 14:44:08,190 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 14:44:08,190 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 14:44:08,193 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 14:44:08,193 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 14:44:08,194 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 14:44:08,194 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 14:44:08,194 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 14:44:08,195 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 14:44:08,195 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 14:44:08,195 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 14:44:08,196 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 14:44:08,196 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 14:44:08,196 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 -> 8e02dcef35ad2f5a687bc8bb1bb905c7949799d0 [2018-09-20 14:44:08,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 14:44:08,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 14:44:08,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 14:44:08,306 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 14:44:08,306 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 14:44:08,307 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0720_true-unreach-call.c [2018-09-20 14:44:08,574 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f462dcc/1d38b3ba48124459911e1f59e5d51874/FLAG183148b95 [2018-09-20 14:44:08,796 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 14:44:08,797 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0720_true-unreach-call.c [2018-09-20 14:44:08,806 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f462dcc/1d38b3ba48124459911e1f59e5d51874/FLAG183148b95 [2018-09-20 14:44:08,824 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f462dcc/1d38b3ba48124459911e1f59e5d51874 [2018-09-20 14:44:08,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 14:44:08,834 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 14:44:08,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 14:44:08,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 14:44:08,842 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 14:44:08,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:44:08" (1/1) ... [2018-09-20 14:44:08,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fa06abe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:08, skipping insertion in model container [2018-09-20 14:44:08,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:44:08" (1/1) ... [2018-09-20 14:44:08,859 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 14:44:09,135 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:44:09,163 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 14:44:09,244 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 14:44:09,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:09 WrapperNode [2018-09-20 14:44:09,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 14:44:09,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 14:44:09,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 14:44:09,311 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 14:44:09,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:09" (1/1) ... [2018-09-20 14:44:09,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:09" (1/1) ... [2018-09-20 14:44:09,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:09" (1/1) ... [2018-09-20 14:44:09,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:09" (1/1) ... [2018-09-20 14:44:09,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:09" (1/1) ... [2018-09-20 14:44:09,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:09" (1/1) ... [2018-09-20 14:44:09,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:09" (1/1) ... [2018-09-20 14:44:09,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 14:44:09,431 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 14:44:09,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 14:44:09,431 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 14:44:09,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:09" (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 14:44:09,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 14:44:09,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 14:44:09,606 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-20 14:44:09,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-20 14:44:09,606 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 14:44:09,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 14:44:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-20 14:44:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-20 14:44:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-20 14:44:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 14:44:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-20 14:44:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 14:44:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 14:44:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 14:44:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-20 14:44:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 14:44:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 14:44:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 14:44:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 14:44:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-20 14:44:10,036 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:44:10,075 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:44:10,118 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 14:44:13,885 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 14:44:13,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:44:13 BoogieIcfgContainer [2018-09-20 14:44:13,885 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 14:44:13,886 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 14:44:13,887 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 14:44:13,890 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 14:44:13,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 02:44:08" (1/3) ... [2018-09-20 14:44:13,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5abd319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:44:13, skipping insertion in model container [2018-09-20 14:44:13,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:44:09" (2/3) ... [2018-09-20 14:44:13,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5abd319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 02:44:13, skipping insertion in model container [2018-09-20 14:44:13,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:44:13" (3/3) ... [2018-09-20 14:44:13,894 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0720_true-unreach-call.c [2018-09-20 14:44:13,905 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 14:44:13,914 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 14:44:13,968 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 14:44:13,969 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 14:44:13,969 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 14:44:13,969 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 14:44:13,970 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 14:44:13,970 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 14:44:13,970 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 14:44:13,970 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 14:44:13,970 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 14:44:13,991 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states. [2018-09-20 14:44:14,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-09-20 14:44:14,000 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:44:14,001 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:44:14,004 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:44:14,010 INFO L82 PathProgramCache]: Analyzing trace with hash 1953469968, now seen corresponding path program 1 times [2018-09-20 14:44:14,015 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:44:14,015 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 14:44:14,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:44:14,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:44:14,488 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:44:14,508 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 14:44:14,510 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:44:14,527 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:44:14,527 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 14:44:14,531 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 14:44:14,546 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 14:44:14,547 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:44:14,550 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 2 states. [2018-09-20 14:44:14,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:44:14,581 INFO L93 Difference]: Finished difference Result 166 states and 222 transitions. [2018-09-20 14:44:14,581 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 14:44:14,583 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2018-09-20 14:44:14,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:44:14,598 INFO L225 Difference]: With dead ends: 166 [2018-09-20 14:44:14,598 INFO L226 Difference]: Without dead ends: 83 [2018-09-20 14:44:14,603 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 14:44:14,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-09-20 14:44:14,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-09-20 14:44:14,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-09-20 14:44:14,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 102 transitions. [2018-09-20 14:44:14,653 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 102 transitions. Word has length 19 [2018-09-20 14:44:14,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:44:14,654 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 102 transitions. [2018-09-20 14:44:14,654 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 14:44:14,654 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 102 transitions. [2018-09-20 14:44:14,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-09-20 14:44:14,656 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:44:14,656 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 14:44:14,656 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:44:14,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1314250089, now seen corresponding path program 1 times [2018-09-20 14:44:14,658 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:44:14,658 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 14:44:14,669 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:44:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:44:15,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:44:20,391 WARN L178 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 6 [2018-09-20 14:44:26,719 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-20 14:44:27,917 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 14:44:27,917 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:44:27,932 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:44:27,932 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:44:27,934 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:44:27,935 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:44:27,935 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=55, Unknown=2, NotChecked=0, Total=72 [2018-09-20 14:44:27,935 INFO L87 Difference]: Start difference. First operand 83 states and 102 transitions. Second operand 9 states. [2018-09-20 14:44:41,467 WARN L178 SmtUtils]: Spent 3.57 s on a formula simplification that was a NOOP. DAG size: 9 [2018-09-20 14:44:59,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:44:59,637 INFO L93 Difference]: Finished difference Result 90 states and 109 transitions. [2018-09-20 14:44:59,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-20 14:44:59,640 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 32 [2018-09-20 14:44:59,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:44:59,642 INFO L225 Difference]: With dead ends: 90 [2018-09-20 14:44:59,642 INFO L226 Difference]: Without dead ends: 83 [2018-09-20 14:44:59,644 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 25.2s TimeCoverageRelationStatistics Valid=33, Invalid=120, Unknown=3, NotChecked=0, Total=156 [2018-09-20 14:44:59,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-09-20 14:44:59,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-09-20 14:44:59,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-09-20 14:44:59,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 101 transitions. [2018-09-20 14:44:59,659 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 101 transitions. Word has length 32 [2018-09-20 14:44:59,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:44:59,660 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 101 transitions. [2018-09-20 14:44:59,660 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:44:59,660 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 101 transitions. [2018-09-20 14:44:59,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-09-20 14:44:59,661 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:44:59,662 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] [2018-09-20 14:44:59,662 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:44:59,662 INFO L82 PathProgramCache]: Analyzing trace with hash 1662117317, now seen corresponding path program 1 times [2018-09-20 14:44:59,663 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:44:59,663 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 14:44:59,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:44:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:44:59,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:44:59,899 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 14:44:59,910 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 14:44:59,911 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:44:59,917 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:44:59,958 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 14:44:59,959 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:29, output treesize:25 [2018-09-20 14:45:00,036 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 14:45:00,043 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 14:45:00,043 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:45:00,047 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:45:00,063 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 14:45:00,063 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:34, output treesize:19 [2018-09-20 14:45:00,527 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 14:45:00,527 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:45:00,546 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:45:00,547 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 14:45:00,547 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 14:45:00,550 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 14:45:00,550 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-20 14:45:00,550 INFO L87 Difference]: Start difference. First operand 83 states and 101 transitions. Second operand 8 states. [2018-09-20 14:45:01,046 WARN L178 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-09-20 14:45:01,328 WARN L178 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2018-09-20 14:45:01,892 WARN L178 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-20 14:45:07,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:45:07,401 INFO L93 Difference]: Finished difference Result 146 states and 179 transitions. [2018-09-20 14:45:07,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 14:45:07,403 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2018-09-20 14:45:07,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:45:07,407 INFO L225 Difference]: With dead ends: 146 [2018-09-20 14:45:07,407 INFO L226 Difference]: Without dead ends: 89 [2018-09-20 14:45:07,408 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2018-09-20 14:45:07,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2018-09-20 14:45:07,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 83. [2018-09-20 14:45:07,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-09-20 14:45:07,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 99 transitions. [2018-09-20 14:45:07,422 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 99 transitions. Word has length 34 [2018-09-20 14:45:07,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:45:07,422 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 99 transitions. [2018-09-20 14:45:07,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 14:45:07,423 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 99 transitions. [2018-09-20 14:45:07,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-09-20 14:45:07,424 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:45:07,424 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:45:07,425 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:45:07,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1837308836, now seen corresponding path program 1 times [2018-09-20 14:45:07,426 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:45:07,427 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 14:45:07,433 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:45:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:45:08,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:45:10,753 WARN L797 $PredicateComparison]: unable to prove that (= |c___ieee754_sqrt_#res| (let ((.cse0 (fp.sub RNE |c___ieee754_sqrt_#in~x| |c___ieee754_sqrt_#in~x|))) (fp.div RNE .cse0 .cse0))) is different from false [2018-09-20 14:45:12,722 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 14:45:12,723 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:45:12,751 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:45:12,752 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 14:45:12,753 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 14:45:12,753 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 14:45:12,754 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=44, Unknown=1, NotChecked=12, Total=72 [2018-09-20 14:45:12,754 INFO L87 Difference]: Start difference. First operand 83 states and 99 transitions. Second operand 9 states. [2018-09-20 14:45:40,956 WARN L178 SmtUtils]: Spent 11.54 s on a formula simplification that was a NOOP. DAG size: 9 [2018-09-20 14:45:47,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:45:47,789 INFO L93 Difference]: Finished difference Result 90 states and 106 transitions. [2018-09-20 14:45:47,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-20 14:45:47,790 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 35 [2018-09-20 14:45:47,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:45:47,792 INFO L225 Difference]: With dead ends: 90 [2018-09-20 14:45:47,793 INFO L226 Difference]: Without dead ends: 83 [2018-09-20 14:45:47,794 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 31.4s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=4, NotChecked=20, Total=156 [2018-09-20 14:45:47,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-09-20 14:45:47,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2018-09-20 14:45:47,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2018-09-20 14:45:47,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 98 transitions. [2018-09-20 14:45:47,807 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 98 transitions. Word has length 35 [2018-09-20 14:45:47,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:45:47,808 INFO L480 AbstractCegarLoop]: Abstraction has 83 states and 98 transitions. [2018-09-20 14:45:47,808 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 14:45:47,808 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 98 transitions. [2018-09-20 14:45:47,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-09-20 14:45:47,810 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 14:45:47,810 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 14:45:47,810 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 14:45:47,811 INFO L82 PathProgramCache]: Analyzing trace with hash -562097, now seen corresponding path program 1 times [2018-09-20 14:45:47,811 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 14:45:47,812 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 14:45:47,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 14:45:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 14:45:47,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 14:45:47,954 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 14:45:47,962 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 14:45:47,962 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:45:47,968 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:45:47,987 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 14:45:47,987 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:20 [2018-09-20 14:45:48,047 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 14:45:48,052 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 14:45:48,052 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 14:45:48,055 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 14:45:48,065 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 14:45:48,066 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:29, output treesize:14 [2018-09-20 14:45:48,308 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 14:45:48,309 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 14:45:48,323 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 14:45:48,324 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-09-20 14:45:48,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-20 14:45:48,325 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-20 14:45:48,325 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-09-20 14:45:48,325 INFO L87 Difference]: Start difference. First operand 83 states and 98 transitions. Second operand 8 states. [2018-09-20 14:45:48,933 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-09-20 14:45:49,628 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-20 14:45:50,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 14:45:50,171 INFO L93 Difference]: Finished difference Result 87 states and 103 transitions. [2018-09-20 14:45:50,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-20 14:45:50,173 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2018-09-20 14:45:50,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 14:45:50,174 INFO L225 Difference]: With dead ends: 87 [2018-09-20 14:45:50,174 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 14:45:50,175 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2018-09-20 14:45:50,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 14:45:50,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 14:45:50,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 14:45:50,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 14:45:50,177 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2018-09-20 14:45:50,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 14:45:50,177 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 14:45:50,177 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-20 14:45:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 14:45:50,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 14:45:50,183 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 14:45:50,632 WARN L178 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 24 [2018-09-20 14:45:50,968 WARN L178 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 24 [2018-09-20 14:45:51,215 WARN L178 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 24 [2018-09-20 14:45:51,697 WARN L178 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 24 [2018-09-20 14:45:51,949 WARN L178 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 44 [2018-09-20 14:45:52,011 INFO L429 ceAbstractionStarter]: At program point __ieee754_sqrtENTRY(lines 22 130) the Hoare annotation is: true [2018-09-20 14:45:52,011 INFO L426 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-09-20 14:45:52,011 INFO L426 ceAbstractionStarter]: For program point L93(lines 93 94) no Hoare annotation was computed. [2018-09-20 14:45:52,011 INFO L426 ceAbstractionStarter]: For program point L93-2(lines 93 94) no Hoare annotation was computed. [2018-09-20 14:45:52,011 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtFINAL(lines 22 130) no Hoare annotation was computed. [2018-09-20 14:45:52,012 INFO L426 ceAbstractionStarter]: For program point L85-1(lines 85 101) no Hoare annotation was computed. [2018-09-20 14:45:52,012 INFO L422 ceAbstractionStarter]: At program point L85-3(lines 85 101) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((|v_q#valueAsBitvector_5| (_ BitVec 64))) (and (not (= (bvadd (bvand ((_ extract 63 32) |v_q#valueAsBitvector_5|) (_ bv2146435072 32)) (_ bv2148532224 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)) |__ieee754_sqrt_#in~x|)))) [2018-09-20 14:45:52,012 INFO L426 ceAbstractionStarter]: For program point L85-4(lines 22 130) no Hoare annotation was computed. [2018-09-20 14:45:52,012 INFO L426 ceAbstractionStarter]: For program point L110(lines 110 115) no Hoare annotation was computed. [2018-09-20 14:45:52,012 INFO L426 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-09-20 14:45:52,012 INFO L426 ceAbstractionStarter]: For program point L127-1(line 127) no Hoare annotation was computed. [2018-09-20 14:45:52,012 INFO L426 ceAbstractionStarter]: For program point L61(lines 61 64) no Hoare annotation was computed. [2018-09-20 14:45:52,012 INFO L426 ceAbstractionStarter]: For program point L127-2(line 127) no Hoare annotation was computed. [2018-09-20 14:45:52,013 INFO L426 ceAbstractionStarter]: For program point L127-3(line 127) no Hoare annotation was computed. [2018-09-20 14:45:52,013 INFO L426 ceAbstractionStarter]: For program point L28-1(lines 28 33) no Hoare annotation was computed. [2018-09-20 14:45:52,013 INFO L426 ceAbstractionStarter]: For program point L61-2(lines 61 64) no Hoare annotation was computed. [2018-09-20 14:45:52,013 INFO L422 ceAbstractionStarter]: At program point L28-3(lines 28 33) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32))) [2018-09-20 14:45:52,013 INFO L426 ceAbstractionStarter]: For program point L28-4(lines 22 130) no Hoare annotation was computed. [2018-09-20 14:45:52,013 INFO L426 ceAbstractionStarter]: For program point L53-1(lines 53 54) no Hoare annotation was computed. [2018-09-20 14:45:52,013 INFO L426 ceAbstractionStarter]: For program point L53-3(lines 53 54) no Hoare annotation was computed. [2018-09-20 14:45:52,013 INFO L422 ceAbstractionStarter]: At program point L53-4(lines 53 54) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((|v_q#valueAsBitvector_5| (_ BitVec 64))) (and (not (= (bvadd (bvand ((_ extract 63 32) |v_q#valueAsBitvector_5|) (_ bv2146435072 32)) (_ bv2148532224 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)) |__ieee754_sqrt_#in~x|)))) [2018-09-20 14:45:52,014 INFO L426 ceAbstractionStarter]: For program point L53-5(lines 53 54) no Hoare annotation was computed. [2018-09-20 14:45:52,014 INFO L426 ceAbstractionStarter]: For program point L111(lines 111 112) no Hoare annotation was computed. [2018-09-20 14:45:52,014 INFO L426 ceAbstractionStarter]: For program point L111-2(lines 111 112) no Hoare annotation was computed. [2018-09-20 14:45:52,014 INFO L426 ceAbstractionStarter]: For program point L103(lines 103 117) no Hoare annotation was computed. [2018-09-20 14:45:52,014 INFO L426 ceAbstractionStarter]: For program point L29(line 29) no Hoare annotation was computed. [2018-09-20 14:45:52,014 INFO L426 ceAbstractionStarter]: For program point L29-1(line 29) no Hoare annotation was computed. [2018-09-20 14:45:52,014 INFO L426 ceAbstractionStarter]: For program point L29-2(line 29) no Hoare annotation was computed. [2018-09-20 14:45:52,014 INFO L426 ceAbstractionStarter]: For program point L29-3(line 29) no Hoare annotation was computed. [2018-09-20 14:45:52,014 INFO L426 ceAbstractionStarter]: For program point L120(lines 120 121) no Hoare annotation was computed. [2018-09-20 14:45:52,015 INFO L426 ceAbstractionStarter]: For program point L120-2(lines 120 121) no Hoare annotation was computed. [2018-09-20 14:45:52,015 INFO L426 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-09-20 14:45:52,015 INFO L426 ceAbstractionStarter]: For program point L88(lines 88 97) no Hoare annotation was computed. [2018-09-20 14:45:52,015 INFO L426 ceAbstractionStarter]: For program point L88-2(lines 88 97) no Hoare annotation was computed. [2018-09-20 14:45:52,015 INFO L426 ceAbstractionStarter]: For program point L47(lines 47 58) no Hoare annotation was computed. [2018-09-20 14:45:52,015 INFO L426 ceAbstractionStarter]: For program point L47-2(lines 47 58) no Hoare annotation was computed. [2018-09-20 14:45:52,015 INFO L426 ceAbstractionStarter]: For program point L105(lines 105 116) no Hoare annotation was computed. [2018-09-20 14:45:52,015 INFO L426 ceAbstractionStarter]: For program point L39(lines 39 44) no Hoare annotation was computed. [2018-09-20 14:45:52,015 INFO L426 ceAbstractionStarter]: For program point L72-1(lines 72 82) no Hoare annotation was computed. [2018-09-20 14:45:52,016 INFO L426 ceAbstractionStarter]: For program point L39-2(lines 39 44) no Hoare annotation was computed. [2018-09-20 14:45:52,016 INFO L422 ceAbstractionStarter]: At program point L72-3(lines 72 82) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((|v_q#valueAsBitvector_5| (_ BitVec 64))) (and (not (= (bvadd (bvand ((_ extract 63 32) |v_q#valueAsBitvector_5|) (_ bv2146435072 32)) (_ bv2148532224 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)) |__ieee754_sqrt_#in~x|)))) [2018-09-20 14:45:52,016 INFO L426 ceAbstractionStarter]: For program point L72-4(lines 72 82) no Hoare annotation was computed. [2018-09-20 14:45:52,016 INFO L426 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-09-20 14:45:52,016 INFO L426 ceAbstractionStarter]: For program point L31-1(line 31) no Hoare annotation was computed. [2018-09-20 14:45:52,016 INFO L426 ceAbstractionStarter]: For program point L31-2(line 31) no Hoare annotation was computed. [2018-09-20 14:45:52,016 INFO L426 ceAbstractionStarter]: For program point L48-1(lines 48 52) no Hoare annotation was computed. [2018-09-20 14:45:52,017 INFO L422 ceAbstractionStarter]: At program point L48-3(lines 48 52) the Hoare annotation is: (let ((.cse0 (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|)) (.cse1 (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)))) (or (and .cse0 .cse1 (exists ((__ieee754_sqrt_~ix1~0 (_ BitVec 32)) (|v_q#valueAsBitvector_4| (_ BitVec 64))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|))) (= (bvor (bvand ((_ extract 63 32) |v_q#valueAsBitvector_4|) (_ bv2147483647 32)) __ieee754_sqrt_~ix1~0) (_ bv0 32))))) (and .cse0 .cse1 (exists ((|v_q#valueAsBitvector_5| (_ BitVec 64))) (and (not (= (bvadd (bvand ((_ extract 63 32) |v_q#valueAsBitvector_5|) (_ bv2146435072 32)) (_ bv2148532224 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)) |__ieee754_sqrt_#in~x|))) (exists ((|v_q#valueAsBitvector_4| (_ BitVec 64))) (and (= |__ieee754_sqrt_#in~x| (fp ((_ extract 63 63) |v_q#valueAsBitvector_4|) ((_ extract 62 52) |v_q#valueAsBitvector_4|) ((_ extract 51 0) |v_q#valueAsBitvector_4|))) (= __ieee754_sqrt_~ix0~0 ((_ extract 63 32) |v_q#valueAsBitvector_4|))))))) [2018-09-20 14:45:52,017 INFO L426 ceAbstractionStarter]: For program point L48-4(lines 48 52) no Hoare annotation was computed. [2018-09-20 14:45:52,017 INFO L426 ceAbstractionStarter]: For program point L40(lines 40 43) no Hoare annotation was computed. [2018-09-20 14:45:52,017 INFO L426 ceAbstractionStarter]: For program point L32(line 32) no Hoare annotation was computed. [2018-09-20 14:45:52,017 INFO L426 ceAbstractionStarter]: For program point L32-1(line 32) no Hoare annotation was computed. [2018-09-20 14:45:52,017 INFO L426 ceAbstractionStarter]: For program point L32-2(line 32) no Hoare annotation was computed. [2018-09-20 14:45:52,017 INFO L426 ceAbstractionStarter]: For program point L32-3(line 32) no Hoare annotation was computed. [2018-09-20 14:45:52,017 INFO L426 ceAbstractionStarter]: For program point __ieee754_sqrtEXIT(lines 22 130) no Hoare annotation was computed. [2018-09-20 14:45:52,018 INFO L426 ceAbstractionStarter]: For program point L90(lines 90 91) no Hoare annotation was computed. [2018-09-20 14:45:52,018 INFO L426 ceAbstractionStarter]: For program point L123-1(lines 123 128) no Hoare annotation was computed. [2018-09-20 14:45:52,018 INFO L426 ceAbstractionStarter]: For program point L90-2(lines 90 91) no Hoare annotation was computed. [2018-09-20 14:45:52,018 INFO L422 ceAbstractionStarter]: At program point L123-3(lines 123 128) the Hoare annotation is: (and (= __ieee754_sqrt_~x |__ieee754_sqrt_#in~x|) (= (bvadd __ieee754_sqrt_~sign~0 (_ bv2147483648 32)) (_ bv0 32)) (exists ((|v_q#valueAsBitvector_5| (_ BitVec 64))) (and (not (= (bvadd (bvand ((_ extract 63 32) |v_q#valueAsBitvector_5|) (_ bv2146435072 32)) (_ bv2148532224 32)) (_ bv0 32))) (= (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)) |__ieee754_sqrt_#in~x|)))) [2018-09-20 14:45:52,018 INFO L426 ceAbstractionStarter]: For program point L123-4(lines 123 128) no Hoare annotation was computed. [2018-09-20 14:45:52,018 INFO L426 ceAbstractionStarter]: For program point L107(lines 107 115) no Hoare annotation was computed. [2018-09-20 14:45:52,018 INFO L426 ceAbstractionStarter]: For program point L74(lines 74 78) no Hoare annotation was computed. [2018-09-20 14:45:52,018 INFO L426 ceAbstractionStarter]: For program point L74-2(lines 74 78) no Hoare annotation was computed. [2018-09-20 14:45:52,018 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-20 14:45:52,019 INFO L426 ceAbstractionStarter]: For program point L124-1(line 124) no Hoare annotation was computed. [2018-09-20 14:45:52,019 INFO L426 ceAbstractionStarter]: For program point L124-2(line 124) no Hoare annotation was computed. [2018-09-20 14:45:52,019 INFO L426 ceAbstractionStarter]: For program point L124-3(line 124) no Hoare annotation was computed. [2018-09-20 14:45:52,019 INFO L426 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-09-20 14:45:52,019 INFO L426 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2018-09-20 14:45:52,019 INFO L429 ceAbstractionStarter]: At program point isnan_doubleENTRY(line 18) the Hoare annotation is: true [2018-09-20 14:45:52,019 INFO L426 ceAbstractionStarter]: For program point isnan_doubleEXIT(line 18) no Hoare annotation was computed. [2018-09-20 14:45:52,019 INFO L426 ceAbstractionStarter]: For program point isnan_doubleFINAL(line 18) no Hoare annotation was computed. [2018-09-20 14:45:52,019 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:45:52,020 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:45:52,020 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:45:52,020 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 14:45:52,020 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 14:45:52,020 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 14:45:52,020 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 14:45:52,020 INFO L426 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-09-20 14:45:52,020 INFO L422 ceAbstractionStarter]: At program point L144(line 144) the Hoare annotation is: (let ((.cse0 (fp.div RNE (_ +zero 11 53) (_ +zero 11 53)))) (and (= (fp.add RNE (fp.mul RNE .cse0 .cse0) .cse0) main_~res~0) (= .cse0 main_~x~0))) [2018-09-20 14:45:52,021 INFO L426 ceAbstractionStarter]: For program point L144-1(lines 144 147) no Hoare annotation was computed. [2018-09-20 14:45:52,021 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 132 150) the Hoare annotation is: true [2018-09-20 14:45:52,021 INFO L422 ceAbstractionStarter]: At program point L141(line 141) the Hoare annotation is: (= (fp.div RNE (_ +zero 11 53) (_ +zero 11 53)) main_~x~0) [2018-09-20 14:45:52,021 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 132 150) no Hoare annotation was computed. [2018-09-20 14:45:52,021 INFO L426 ceAbstractionStarter]: For program point L141-1(line 141) no Hoare annotation was computed. [2018-09-20 14:45:52,021 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 132 150) no Hoare annotation was computed. [2018-09-20 14:45:52,021 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-09-20 14:45:52,026 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,028 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,028 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,028 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,038 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,038 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,039 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,039 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,040 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,041 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,041 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,041 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,042 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,042 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,042 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,043 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,044 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,045 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,045 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,046 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,046 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,047 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,047 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,048 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,048 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,048 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrt_~ix1~0,QUANTIFIED] [2018-09-20 14:45:52,048 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,048 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,049 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,049 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,049 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,049 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,049 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,050 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,052 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,052 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,052 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,052 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,053 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrt_~ix1~0,QUANTIFIED] [2018-09-20 14:45:52,053 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,053 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,053 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,053 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,053 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,054 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,054 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,054 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,056 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,056 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,056 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,056 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,057 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,058 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,058 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,058 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 02:45:52 BoogieIcfgContainer [2018-09-20 14:45:52,061 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 14:45:52,061 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 14:45:52,062 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 14:45:52,062 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 14:45:52,062 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:44:13" (3/4) ... [2018-09-20 14:45:52,070 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 14:45:52,081 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrt [2018-09-20 14:45:52,082 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_double [2018-09-20 14:45:52,082 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 14:45:52,082 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 14:45:52,094 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-09-20 14:45:52,095 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-09-20 14:45:52,096 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-09-20 14:45:52,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32 [2018-09-20 14:45:52,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists __ieee754_sqrt_~ix1~0 : bv32, v_q#valueAsBitvector_4 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), __ieee754_sqrt_~ix1~0) == 0bv32)) || (((x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_5 : bv64 :: !(~bvadd64(~bvand32(v_q#valueAsBitvector_5[63:32], 2146435072bv32), 2148532224bv32) == 0bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == \old(x))) && (\exists v_q#valueAsBitvector_4 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && ix0 == v_q#valueAsBitvector_4[63:32])) [2018-09-20 14:45:52,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_5 : bv64 :: !(~bvadd64(~bvand32(v_q#valueAsBitvector_5[63:32], 2146435072bv32), 2148532224bv32) == 0bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == \old(x)) [2018-09-20 14:45:52,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_5 : bv64 :: !(~bvadd64(~bvand32(v_q#valueAsBitvector_5[63:32], 2146435072bv32), 2148532224bv32) == 0bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == \old(x)) [2018-09-20 14:45:52,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_5 : bv64 :: !(~bvadd64(~bvand32(v_q#valueAsBitvector_5[63:32], 2146435072bv32), 2148532224bv32) == 0bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == \old(x)) [2018-09-20 14:45:52,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_5 : bv64 :: !(~bvadd64(~bvand32(v_q#valueAsBitvector_5[63:32], 2146435072bv32), 2148532224bv32) == 0bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == \old(x)) [2018-09-20 14:45:52,206 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 14:45:52,208 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 14:45:52,210 INFO L168 Benchmark]: Toolchain (without parser) took 103379.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 203.4 MB). Free memory was 954.5 MB in the beginning and 1.2 GB in the end (delta: -212.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:45:52,214 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 14:45:52,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 475.48 ms. Allocated memory is still 1.0 GB. Free memory was 954.5 MB in the beginning and 938.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:45:52,215 INFO L168 Benchmark]: Boogie Preprocessor took 119.92 ms. Allocated memory is still 1.0 GB. Free memory is still 938.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 14:45:52,215 INFO L168 Benchmark]: RCFGBuilder took 4454.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 938.4 MB in the beginning and 1.1 GB in the end (delta: -151.9 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-09-20 14:45:52,215 INFO L168 Benchmark]: TraceAbstraction took 98174.85 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -84.1 MB). Peak memory consumption was 299.1 MB. Max. memory is 11.5 GB. [2018-09-20 14:45:52,216 INFO L168 Benchmark]: Witness Printer took 147.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-09-20 14:45:52,226 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 475.48 ms. Allocated memory is still 1.0 GB. Free memory was 954.5 MB in the beginning and 938.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 119.92 ms. Allocated memory is still 1.0 GB. Free memory is still 938.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 4454.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 938.4 MB in the beginning and 1.1 GB in the end (delta: -151.9 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 98174.85 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 66.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -84.1 MB). Peak memory consumption was 299.1 MB. Max. memory is 11.5 GB. * Witness Printer took 147.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrt_~ix1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrt_~ix1~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: 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: 72]: Loop Invariant [2018-09-20 14:45:52,237 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,237 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,237 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,239 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,240 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,240 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,240 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,241 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_5 : bv64 :: !(~bvadd64(~bvand32(v_q#valueAsBitvector_5[63:32], 2146435072bv32), 2148532224bv32) == 0bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == \old(x)) - InvariantResult [Line: 53]: Loop Invariant [2018-09-20 14:45:52,241 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,242 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,242 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,242 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,243 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,243 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,243 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,243 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_5 : bv64 :: !(~bvadd64(~bvand32(v_q#valueAsBitvector_5[63:32], 2146435072bv32), 2148532224bv32) == 0bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == \old(x)) - InvariantResult [Line: 123]: Loop Invariant [2018-09-20 14:45:52,244 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,244 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,244 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,244 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,245 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,245 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,252 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,252 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_5 : bv64 :: !(~bvadd64(~bvand32(v_q#valueAsBitvector_5[63:32], 2146435072bv32), 2148532224bv32) == 0bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == \old(x)) - InvariantResult [Line: 48]: Loop Invariant [2018-09-20 14:45:52,253 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,253 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,254 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,254 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,254 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrt_~ix1~0,QUANTIFIED] [2018-09-20 14:45:52,254 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,256 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,257 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,257 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,257 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,257 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,258 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,258 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,259 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,259 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,263 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,264 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,264 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_sqrt_~ix1~0,QUANTIFIED] [2018-09-20 14:45:52,264 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,264 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,265 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,265 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,265 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,265 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,265 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] [2018-09-20 14:45:52,266 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_4,QUANTIFIED] Derived loop invariant: ((x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists __ieee754_sqrt_~ix1~0 : bv32, v_q#valueAsBitvector_4 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && ~bvor32(~bvand32(v_q#valueAsBitvector_4[63:32], 2147483647bv32), __ieee754_sqrt_~ix1~0) == 0bv32)) || (((x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_5 : bv64 :: !(~bvadd64(~bvand32(v_q#valueAsBitvector_5[63:32], 2146435072bv32), 2148532224bv32) == 0bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == \old(x))) && (\exists v_q#valueAsBitvector_4 : bv64 :: \old(x) == ~fp~LONGDOUBLE(v_q#valueAsBitvector_4[63:63], v_q#valueAsBitvector_4[62:52], v_q#valueAsBitvector_4[51:0]) && ix0 == v_q#valueAsBitvector_4[63:32])) - InvariantResult [Line: 85]: Loop Invariant [2018-09-20 14:45:52,269 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,269 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,269 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,269 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,270 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,271 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,271 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] [2018-09-20 14:45:52,271 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_q#valueAsBitvector_5,QUANTIFIED] Derived loop invariant: (x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32) && (\exists v_q#valueAsBitvector_5 : bv64 :: !(~bvadd64(~bvand32(v_q#valueAsBitvector_5[63:32], 2146435072bv32), 2148532224bv32) == 0bv32) && ~fp~LONGDOUBLE(v_q#valueAsBitvector_5[63:63], v_q#valueAsBitvector_5[62:52], v_q#valueAsBitvector_5[51:0]) == \old(x)) - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: x == \old(x) && ~bvadd64(sign, 2147483648bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 87 locations, 1 error locations. SAFE Result, 98.0s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 75.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 490 SDtfs, 465 SDslu, 1825 SDs, 0 SdLazy, 444 SolverSat, 26 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 31.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 197 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 59.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=87occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 18 PreInvPairs, 32 NumberOfFragments, 235 HoareAnnotationTreeSize, 18 FomulaSimplifications, 101 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 14 FomulaSimplificationsInter, 163 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 18.6s InterpolantComputationTime, 180 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 175 ConstructedInterpolants, 58 QuantifiedInterpolants, 71950 SizeOfPredicates, 24 NumberOfNonLiveVariables, 400 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...