/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/double_req_bl_0281_true-unreach-call.c --full-output --architecture 32bit --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5eb3fea6 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_0281_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 c9a1fee23eedac3d97051809c6053bb68912ddb9 --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false ................................................................................................................................................................................................................................................................................................................................ 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_0281_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 c9a1fee23eedac3d97051809c6053bb68912ddb9 --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false ............................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5eb3fea [2018-09-21 17:43:18,192 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-21 17:43:18,194 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-21 17:43:18,207 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-21 17:43:18,207 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-21 17:43:18,208 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-21 17:43:18,210 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-21 17:43:18,212 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-21 17:43:18,214 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-21 17:43:18,215 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-21 17:43:18,216 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-21 17:43:18,217 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-21 17:43:18,218 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-21 17:43:18,219 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-21 17:43:18,221 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-21 17:43:18,222 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-21 17:43:18,223 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-21 17:43:18,225 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-21 17:43:18,227 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-21 17:43:18,229 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-21 17:43:18,230 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-21 17:43:18,232 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-21 17:43:18,235 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-21 17:43:18,236 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-21 17:43:18,236 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-21 17:43:18,237 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-21 17:43:18,238 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-21 17:43:18,239 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-21 17:43:18,241 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-21 17:43:18,242 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-21 17:43:18,242 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-21 17:43:18,243 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-21 17:43:18,243 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-21 17:43:18,244 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-21 17:43:18,245 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-21 17:43:18,246 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-21 17:43:18,246 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-21 17:43:18,265 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-21 17:43:18,266 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-21 17:43:18,267 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-21 17:43:18,267 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-21 17:43:18,268 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-21 17:43:18,268 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-21 17:43:18,268 INFO L133 SettingsManager]: * Use SBE=true [2018-09-21 17:43:18,268 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-21 17:43:18,269 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-21 17:43:18,269 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-21 17:43:18,269 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-21 17:43:18,269 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-21 17:43:18,269 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-21 17:43:18,272 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-21 17:43:18,272 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-21 17:43:18,272 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-21 17:43:18,272 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-21 17:43:18,273 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-21 17:43:18,273 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-21 17:43:18,273 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-21 17:43:18,273 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-21 17:43:18,276 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-21 17:43:18,276 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-21 17:43:18,276 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-21 17:43:18,276 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-21 17:43:18,276 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-21 17:43:18,277 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-21 17:43:18,277 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-21 17:43:18,277 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-21 17:43:18,277 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 -> c9a1fee23eedac3d97051809c6053bb68912ddb9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2018-09-21 17:43:18,338 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-21 17:43:18,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-21 17:43:18,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-21 17:43:18,357 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-21 17:43:18,358 INFO L276 PluginConnector]: CDTParser initialized [2018-09-21 17:43:18,359 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0281_true-unreach-call.c [2018-09-21 17:43:18,726 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/233f80a93/58d818c31add4d82970bd53b36e859b1/FLAG91356256e [2018-09-21 17:43:18,908 INFO L277 CDTParser]: Found 1 translation units. [2018-09-21 17:43:18,909 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0281_true-unreach-call.c [2018-09-21 17:43:18,921 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/233f80a93/58d818c31add4d82970bd53b36e859b1/FLAG91356256e [2018-09-21 17:43:18,942 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/233f80a93/58d818c31add4d82970bd53b36e859b1 [2018-09-21 17:43:18,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-21 17:43:18,953 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-21 17:43:18,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-21 17:43:18,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-21 17:43:18,963 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-21 17:43:18,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 05:43:18" (1/1) ... [2018-09-21 17:43:18,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5388008b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:18, skipping insertion in model container [2018-09-21 17:43:18,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 05:43:18" (1/1) ... [2018-09-21 17:43:18,981 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-21 17:43:19,272 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-21 17:43:19,290 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-21 17:43:19,352 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-21 17:43:19,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:19 WrapperNode [2018-09-21 17:43:19,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-21 17:43:19,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-21 17:43:19,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-21 17:43:19,416 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-21 17:43:19,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:19" (1/1) ... [2018-09-21 17:43:19,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:19" (1/1) ... [2018-09-21 17:43:19,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:19" (1/1) ... [2018-09-21 17:43:19,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:19" (1/1) ... [2018-09-21 17:43:19,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:19" (1/1) ... [2018-09-21 17:43:19,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:19" (1/1) ... [2018-09-21 17:43:19,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:19" (1/1) ... [2018-09-21 17:43:19,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-21 17:43:19,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-21 17:43:19,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-21 17:43:19,517 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-21 17:43:19,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:19" (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 [2018-09-21 17:43:19,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-21 17:43:19,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-21 17:43:19,673 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-21 17:43:19,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-21 17:43:19,673 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-09-21 17:43:19,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_asin [2018-09-21 17:43:19,674 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-21 17:43:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-21 17:43:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-21 17:43:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-21 17:43:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-21 17:43:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-21 17:43:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-21 17:43:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-21 17:43:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-21 17:43:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-21 17:43:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-21 17:43:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-09-21 17:43:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_asin [2018-09-21 17:43:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-21 17:43:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-21 17:43:19,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-21 17:43:19,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-21 17:43:19,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-21 17:43:20,879 INFO L373 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-21 17:43:20,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:43:20 BoogieIcfgContainer [2018-09-21 17:43:20,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-21 17:43:20,881 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-21 17:43:20,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-21 17:43:20,885 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-21 17:43:20,885 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 05:43:18" (1/3) ... [2018-09-21 17:43:20,886 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6324551a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 05:43:20, skipping insertion in model container [2018-09-21 17:43:20,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:19" (2/3) ... [2018-09-21 17:43:20,887 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6324551a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 05:43:20, skipping insertion in model container [2018-09-21 17:43:20,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:43:20" (3/3) ... [2018-09-21 17:43:20,890 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0281_true-unreach-call.c [2018-09-21 17:43:20,900 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-21 17:43:20,910 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-21 17:43:20,956 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-21 17:43:20,957 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-21 17:43:20,958 INFO L382 AbstractCegarLoop]: Hoare is false [2018-09-21 17:43:20,958 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-21 17:43:20,958 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-21 17:43:20,958 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-21 17:43:20,959 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-21 17:43:20,959 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-21 17:43:20,959 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-21 17:43:20,979 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states. [2018-09-21 17:43:20,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-09-21 17:43:20,991 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:43:20,993 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] [2018-09-21 17:43:20,995 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:43:21,000 INFO L82 PathProgramCache]: Analyzing trace with hash 1190415800, now seen corresponding path program 1 times [2018-09-21 17:43:21,002 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-21 17:43:21,003 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-21 17:43:21,048 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-21 17:43:21,049 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:43:21,049 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-21 17:43:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-21 17:43:21,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-21 17:43:21,186 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-21 17:43:21,186 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-21 17:43:21,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-21 17:43:21,208 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-21 17:43:21,210 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-21 17:43:21,213 INFO L87 Difference]: Start difference. First operand 164 states. Second operand 2 states. [2018-09-21 17:43:21,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-21 17:43:21,246 INFO L93 Difference]: Finished difference Result 164 states and 191 transitions. [2018-09-21 17:43:21,246 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-21 17:43:21,248 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 24 [2018-09-21 17:43:21,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-21 17:43:21,268 INFO L225 Difference]: With dead ends: 164 [2018-09-21 17:43:21,271 INFO L226 Difference]: Without dead ends: 159 [2018-09-21 17:43:21,274 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 [2018-09-21 17:43:21,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-09-21 17:43:21,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2018-09-21 17:43:21,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-09-21 17:43:21,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 185 transitions. [2018-09-21 17:43:21,329 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 185 transitions. Word has length 24 [2018-09-21 17:43:21,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-21 17:43:21,329 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 185 transitions. [2018-09-21 17:43:21,329 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-21 17:43:21,330 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 185 transitions. [2018-09-21 17:43:21,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-09-21 17:43:21,331 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:43:21,332 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] [2018-09-21 17:43:21,333 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:43:21,333 INFO L82 PathProgramCache]: Analyzing trace with hash 1842087189, now seen corresponding path program 1 times [2018-09-21 17:43:21,333 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-21 17:43:21,333 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-21 17:43:21,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-21 17:43:21,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:43:21,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-21 17:43:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-21 17:43:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-09-21 17:43:21,486 INFO L443 BasicCegarLoop]: Counterexample might be feasible [2018-09-21 17:43:21,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 05:43:21 BoogieIcfgContainer [2018-09-21 17:43:21,585 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-21 17:43:21,586 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-21 17:43:21,586 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-21 17:43:21,586 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-21 17:43:21,587 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:43:20" (3/4) ... [2018-09-21 17:43:21,598 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-09-21 17:43:21,599 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-21 17:43:21,601 INFO L168 Benchmark]: Toolchain (without parser) took 2650.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 39.6 MB. Max. memory is 11.5 GB. [2018-09-21 17:43:21,604 INFO L168 Benchmark]: CDTParser took 0.23 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. [2018-09-21 17:43:21,606 INFO L168 Benchmark]: CACSL2BoogieTranslator took 460.84 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-09-21 17:43:21,607 INFO L168 Benchmark]: Boogie Preprocessor took 101.11 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-09-21 17:43:21,609 INFO L168 Benchmark]: RCFGBuilder took 1363.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 931.7 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2018-09-21 17:43:21,611 INFO L168 Benchmark]: TraceAbstraction took 704.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. [2018-09-21 17:43:21,612 INFO L168 Benchmark]: Witness Printer took 14.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-21 17:43:21,620 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 460.84 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 101.11 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1363.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 931.7 MB in the beginning and 1.1 GB in the end (delta: -181.3 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 704.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 11.5 GB. * Witness Printer took 14.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 248]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 153, overapproximation of bitwiseAnd at line 171, overapproximation of someBinaryArithmeticDOUBLEoperation at line 188, overapproximation of someBinaryDOUBLEComparisonOperation at line 18. Possible FailurePath: [L20] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L147-L161] static const double one_asin = 1.00000000000000000000e+00, huge_asin = 1.000e+300, pio2_hi_asin = 1.57079632679489655800e+00, pio2_lo_asin = 6.12323399573676603587e-17, pio4_hi_asin = 7.85398163397448278999e-01, pS0_asin = 1.66666666666666657415e-01, pS1_asin = -3.25565818622400915405e-01, pS2_asin = 2.01212532134862925881e-01, pS3_asin = -4.00555345006794114027e-02, pS4_asin = 7.91534994289814532176e-04, pS5_asin = 3.47933107596021167570e-05, qS1_asin = -2.40339491173441421878e+00, qS2_asin = 2.02094576023350569471e+00, qS3_asin = -6.88283971605453293030e-01, qS4_asin = 7.70381505559019352791e-02; VAL [\old(huge_asin)=29, \old(one_asin)=16, \old(one_sqrt)=14, \old(pio2_hi_asin)=15, \old(pio2_lo_asin)=24, \old(pio4_hi_asin)=17, \old(pS0_asin)=23, \old(pS1_asin)=18, \old(pS2_asin)=11, \old(pS3_asin)=22, \old(pS4_asin)=27, \old(pS5_asin)=19, \old(qS1_asin)=31, \old(qS2_asin)=28, \old(qS3_asin)=9, \old(qS4_asin)=25, \old(tiny_sqrt)=26, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L240] double x = __VERIFIER_nondet_double(); [L242] COND TRUE x < -1.0 && x > 1.0 VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L244] CALL, EXPR __ieee754_asin(x) VAL [\old(x)=12, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L164] double t, w, p, q, c, r, s; [L165] __int32_t hx, ix; VAL [\old(x)=12, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L167] FCALL ieee_double_shape_type gh_u; VAL [\old(x)=12, gh_u={30:0}, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L168] FCALL gh_u.value = (x) VAL [\old(x)=12, gh_u={30:0}, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L169] EXPR, FCALL gh_u.parts.msw VAL [\old(x)=12, gh_u={30:0}, gh_u.parts.msw=3, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L169] (hx) = gh_u.parts.msw VAL [\old(x)=12, gh_u={30:0}, gh_u.parts.msw=3, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L169] FCALL (hx) = gh_u.parts.msw VAL [(hx) = gh_u.parts.msw=21, \old(x)=12, gh_u={30:0}, gh_u.parts.msw=3, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L170] COND FALSE !(0) VAL [\old(x)=12, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L171] ix = hx & 0x7fffffff VAL [\old(x)=12, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L172] COND FALSE !(ix >= 0x3ff00000) VAL [\old(x)=12, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L183] COND TRUE ix < 0x3fe00000 VAL [\old(x)=12, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L184] COND FALSE !(ix < 0x3e400000) [L188] t = x * x [L189-L192] p = t * (pS0_asin + t * (pS1_asin + t * (pS2_asin + t * (pS3_asin + t * (pS4_asin + t * pS5_asin))))) [L193-L194] q = one_asin + t * (qS1_asin + t * (qS2_asin + t * (qS3_asin + t * qS4_asin))) [L195] w = p / q [L196] RET return x + x * w; VAL [\old(x)=12, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, hx=3, ix=1044381696, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L244] EXPR __ieee754_asin(x) VAL [__ieee754_asin(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L244] double res = __ieee754_asin(x); [L247] CALL, EXPR isnan_double(res) VAL [\old(x)=13, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L18] RET return x != x; VAL [\old(x)=13, \result=0, huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=13] [L247] EXPR isnan_double(res) VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, isnan_double(res)=0, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, res=13, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] [L247] COND TRUE !isnan_double(res) [L248] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, res=13, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=12] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 164 locations, 1 error locations. UNSAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 191 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=164occurred 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, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 529 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 0.1.23-5eb3fea [2018-09-21 17:43:23,975 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-21 17:43:23,978 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-21 17:43:23,994 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-21 17:43:23,995 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-21 17:43:23,996 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-21 17:43:23,999 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-21 17:43:24,002 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-21 17:43:24,005 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-21 17:43:24,008 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-21 17:43:24,009 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-21 17:43:24,009 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-21 17:43:24,013 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-21 17:43:24,014 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-21 17:43:24,023 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-21 17:43:24,026 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-21 17:43:24,027 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-21 17:43:24,031 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-21 17:43:24,033 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-21 17:43:24,035 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-21 17:43:24,037 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-21 17:43:24,038 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-21 17:43:24,044 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-21 17:43:24,045 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-21 17:43:24,045 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-21 17:43:24,046 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-21 17:43:24,047 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-21 17:43:24,052 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-21 17:43:24,053 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-21 17:43:24,057 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-21 17:43:24,058 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-21 17:43:24,059 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-21 17:43:24,059 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-21 17:43:24,059 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-21 17:43:24,060 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-21 17:43:24,061 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-21 17:43:24,061 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-21 17:43:24,091 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-21 17:43:24,092 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-21 17:43:24,093 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-21 17:43:24,094 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-21 17:43:24,095 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-21 17:43:24,096 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-21 17:43:24,096 INFO L133 SettingsManager]: * Use SBE=true [2018-09-21 17:43:24,096 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-21 17:43:24,096 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-21 17:43:24,097 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-21 17:43:24,097 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-21 17:43:24,097 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-21 17:43:24,097 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-21 17:43:24,097 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-21 17:43:24,098 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-21 17:43:24,099 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-21 17:43:24,099 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-21 17:43:24,099 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-21 17:43:24,099 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-21 17:43:24,100 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-21 17:43:24,100 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-21 17:43:24,100 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-21 17:43:24,100 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-21 17:43:24,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-21 17:43:24,103 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-21 17:43:24,103 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-21 17:43:24,103 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-21 17:43:24,104 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-21 17:43:24,104 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-21 17:43:24,104 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-21 17:43:24,104 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-21 17:43:24,104 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 -> c9a1fee23eedac3d97051809c6053bb68912ddb9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false [2018-09-21 17:43:24,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-21 17:43:24,177 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-21 17:43:24,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-21 17:43:24,183 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-21 17:43:24,183 INFO L276 PluginConnector]: CDTParser initialized [2018-09-21 17:43:24,184 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0281_true-unreach-call.c [2018-09-21 17:43:24,545 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/380fcbf54/eb3ebb307e304d9c9434489ee27f3949/FLAG8168f9e2a [2018-09-21 17:43:24,752 INFO L277 CDTParser]: Found 1 translation units. [2018-09-21 17:43:24,755 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0281_true-unreach-call.c [2018-09-21 17:43:24,769 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/380fcbf54/eb3ebb307e304d9c9434489ee27f3949/FLAG8168f9e2a [2018-09-21 17:43:24,789 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/380fcbf54/eb3ebb307e304d9c9434489ee27f3949 [2018-09-21 17:43:24,794 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-21 17:43:24,800 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-21 17:43:24,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-21 17:43:24,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-21 17:43:24,808 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-21 17:43:24,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 05:43:24" (1/1) ... [2018-09-21 17:43:24,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ecfc60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:24, skipping insertion in model container [2018-09-21 17:43:24,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 05:43:24" (1/1) ... [2018-09-21 17:43:24,823 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-21 17:43:25,147 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-21 17:43:25,174 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-21 17:43:25,239 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-21 17:43:25,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:25 WrapperNode [2018-09-21 17:43:25,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-21 17:43:25,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-21 17:43:25,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-21 17:43:25,308 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-21 17:43:25,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:25" (1/1) ... [2018-09-21 17:43:25,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:25" (1/1) ... [2018-09-21 17:43:25,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:25" (1/1) ... [2018-09-21 17:43:25,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:25" (1/1) ... [2018-09-21 17:43:25,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:25" (1/1) ... [2018-09-21 17:43:25,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:25" (1/1) ... [2018-09-21 17:43:25,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:25" (1/1) ... [2018-09-21 17:43:25,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-21 17:43:25,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-21 17:43:25,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-21 17:43:25,402 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-21 17:43:25,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:25" (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 [2018-09-21 17:43:25,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-21 17:43:25,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-21 17:43:25,580 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2018-09-21 17:43:25,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-09-21 17:43:25,581 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2018-09-21 17:43:25,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_asin [2018-09-21 17:43:25,581 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-21 17:43:25,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-21 17:43:25,581 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2018-09-21 17:43:25,582 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2018-09-21 17:43:25,582 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-09-21 17:43:25,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-21 17:43:25,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-09-21 17:43:25,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-21 17:43:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-21 17:43:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-21 17:43:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-09-21 17:43:25,587 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2018-09-21 17:43:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_asin [2018-09-21 17:43:25,588 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-21 17:43:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-21 17:43:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-21 17:43:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2018-09-21 17:43:25,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-21 17:43:26,119 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:43:26,149 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:43:26,210 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:43:30,338 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:43:30,376 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:43:30,421 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:43:30,467 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:43:30,488 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:43:30,508 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:43:30,521 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:43:43,620 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-21 17:43:46,631 INFO L373 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-21 17:43:46,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:43:46 BoogieIcfgContainer [2018-09-21 17:43:46,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-21 17:43:46,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-21 17:43:46,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-21 17:43:46,637 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-21 17:43:46,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 05:43:24" (1/3) ... [2018-09-21 17:43:46,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb1cc2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 05:43:46, skipping insertion in model container [2018-09-21 17:43:46,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 05:43:25" (2/3) ... [2018-09-21 17:43:46,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fb1cc2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 05:43:46, skipping insertion in model container [2018-09-21 17:43:46,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:43:46" (3/3) ... [2018-09-21 17:43:46,642 INFO L112 eAbstractionObserver]: Analyzing ICFG double_req_bl_0281_true-unreach-call.c [2018-09-21 17:43:46,653 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-21 17:43:46,662 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-21 17:43:46,710 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-21 17:43:46,711 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-21 17:43:46,711 INFO L382 AbstractCegarLoop]: Hoare is false [2018-09-21 17:43:46,711 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-21 17:43:46,711 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-21 17:43:46,711 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-21 17:43:46,712 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-21 17:43:46,712 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-21 17:43:46,712 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-21 17:43:46,733 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states. [2018-09-21 17:43:46,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-09-21 17:43:46,747 INFO L368 BasicCegarLoop]: Found error trace [2018-09-21 17:43:46,749 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-21 17:43:46,752 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-21 17:43:46,758 INFO L82 PathProgramCache]: Analyzing trace with hash -996084237, now seen corresponding path program 1 times [2018-09-21 17:43:46,763 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-21 17:43:46,764 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 [2018-09-21 17:43:46,776 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-21 17:43:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-21 17:43:51,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-21 17:43:51,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-21 17:43:51,433 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-21 17:43:51,511 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-21 17:43:51,511 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-21 17:43:51,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-21 17:43:51,528 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-21 17:43:51,529 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-21 17:43:51,532 INFO L87 Difference]: Start difference. First operand 163 states. Second operand 2 states. [2018-09-21 17:43:51,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-21 17:43:51,547 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2018-09-21 17:43:51,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-21 17:43:51,549 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2018-09-21 17:43:51,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-21 17:43:51,557 INFO L225 Difference]: With dead ends: 12 [2018-09-21 17:43:51,558 INFO L226 Difference]: Without dead ends: 0 [2018-09-21 17:43:51,560 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-21 17:43:51,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-21 17:43:51,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-21 17:43:51,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-21 17:43:51,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-21 17:43:51,588 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2018-09-21 17:43:51,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-21 17:43:51,589 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-21 17:43:51,589 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-21 17:43:51,589 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-21 17:43:51,589 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-21 17:43:51,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.09 05:43:51 BoogieIcfgContainer [2018-09-21 17:43:51,596 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-21 17:43:51,596 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-21 17:43:51,596 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-21 17:43:51,597 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-21 17:43:51,597 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 05:43:46" (3/4) ... [2018-09-21 17:43:51,602 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-21 17:43:51,609 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrt [2018-09-21 17:43:51,610 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_double [2018-09-21 17:43:51,610 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_double [2018-09-21 17:43:51,610 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_asin [2018-09-21 17:43:51,610 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-21 17:43:51,611 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-21 17:43:51,620 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-09-21 17:43:51,621 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-09-21 17:43:51,622 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-09-21 17:43:51,744 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-21 17:43:51,748 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-21 17:43:51,750 INFO L168 Benchmark]: Toolchain (without parser) took 26955.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -109.0 MB). Peak memory consumption was 47.7 MB. Max. memory is 11.5 GB. [2018-09-21 17:43:51,752 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-21 17:43:51,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 506.32 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 925.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-09-21 17:43:51,752 INFO L168 Benchmark]: Boogie Preprocessor took 94.03 ms. Allocated memory is still 1.0 GB. Free memory is still 925.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-21 17:43:51,753 INFO L168 Benchmark]: RCFGBuilder took 21230.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 925.0 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-09-21 17:43:51,753 INFO L168 Benchmark]: TraceAbstraction took 4962.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-09-21 17:43:51,755 INFO L168 Benchmark]: Witness Printer took 152.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-09-21 17:43:51,757 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 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 506.32 ms. Allocated memory is still 1.0 GB. Free memory was 946.5 MB in the beginning and 925.0 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.03 ms. Allocated memory is still 1.0 GB. Free memory is still 925.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 21230.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 925.0 MB in the beginning and 1.1 GB in the end (delta: -169.7 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4962.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.8 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Witness Printer took 152.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 248]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 163 locations, 1 error locations. SAFE Result, 4.8s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred 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, 4.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 484 SizeOfPredicates, 0 NumberOfNonLiveVariables, 104 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...