/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/Ultimate.py --spec ../../../trunk/examples/svcomp/ReachSafety.prp --file ../../../trunk/examples/svcomp/float-newlib/float_req_bl_1122a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 40ef5092 Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_1122a_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 5cd93119259b478e9ace2ae93fde799beac44478 ............................................................................................................................................................................................................................................................................... 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/float_req_bl_1122a_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 5cd93119259b478e9ace2ae93fde799beac44478 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-40ef509 [2018-09-20 15:30:40,964 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:30:40,966 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:30:40,984 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:30:40,985 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:30:40,987 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:30:40,989 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:30:40,992 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:30:40,995 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:30:40,998 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:30:41,000 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:30:41,002 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:30:41,004 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:30:41,005 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:30:41,006 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:30:41,009 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:30:41,011 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:30:41,014 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:30:41,022 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:30:41,027 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:30:41,029 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:30:41,031 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:30:41,036 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:30:41,038 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:30:41,038 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:30:41,039 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:30:41,040 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:30:41,041 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:30:41,043 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:30:41,044 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:30:41,044 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:30:41,045 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:30:41,045 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:30:41,045 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:30:41,046 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:30:41,048 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:30:41,049 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-09-20 15:30:41,071 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:30:41,072 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:30:41,073 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:30:41,073 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:30:41,074 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:30:41,074 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:30:41,074 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:30:41,075 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:30:41,075 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:30:41,075 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-20 15:30:41,075 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:30:41,075 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:30:41,075 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:30:41,076 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:30:41,076 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:30:41,076 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:30:41,076 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:30:41,076 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:30:41,079 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:30:41,079 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:30:41,080 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:30:41,080 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:30:41,080 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:30:41,080 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:30:41,080 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:30:41,080 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:30:41,081 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-20 15:30:41,081 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:30:41,081 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-20 15:30:41,081 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 -> 5cd93119259b478e9ace2ae93fde799beac44478 [2018-09-20 15:30:41,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:30:41,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:30:41,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:30:41,153 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:30:41,153 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:30:41,154 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-09-20 15:30:41,503 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ef6028c/71fe2cf5b9264a0483f876d385d70e7c/FLAGbbec6d800 [2018-09-20 15:30:41,736 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:30:41,738 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-09-20 15:30:41,750 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ef6028c/71fe2cf5b9264a0483f876d385d70e7c/FLAGbbec6d800 [2018-09-20 15:30:41,776 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ef6028c/71fe2cf5b9264a0483f876d385d70e7c [2018-09-20 15:30:41,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:30:41,785 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:30:41,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:30:41,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:30:41,797 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:30:41,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:30:41" (1/1) ... [2018-09-20 15:30:41,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79234a47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:41, skipping insertion in model container [2018-09-20 15:30:41,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:30:41" (1/1) ... [2018-09-20 15:30:41,817 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:30:42,142 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:30:42,175 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:30:42,211 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:30:42,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:42 WrapperNode [2018-09-20 15:30:42,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:30:42,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:30:42,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:30:42,261 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:30:42,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:42" (1/1) ... [2018-09-20 15:30:42,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:42" (1/1) ... [2018-09-20 15:30:42,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:42" (1/1) ... [2018-09-20 15:30:42,290 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:42" (1/1) ... [2018-09-20 15:30:42,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:42" (1/1) ... [2018-09-20 15:30:42,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:42" (1/1) ... [2018-09-20 15:30:42,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:42" (1/1) ... [2018-09-20 15:30:42,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:30:42,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:30:42,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:30:42,315 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:30:42,316 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:30:42,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:30:42,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:30:42,480 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-09-20 15:30:42,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-09-20 15:30:42,481 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:30:42,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:30:42,481 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:30:42,482 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-09-20 15:30:42,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:30:42,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-09-20 15:30:42,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-09-20 15:30:42,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:30:42,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-09-20 15:30:42,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-09-20 15:30:42,483 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-09-20 15:30:42,483 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:30:42,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:30:42,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:30:42,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-09-20 15:30:42,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-09-20 15:30:43,261 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:30:43,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:30:43 BoogieIcfgContainer [2018-09-20 15:30:43,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:30:43,263 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:30:43,263 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:30:43,267 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:30:43,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:30:41" (1/3) ... [2018-09-20 15:30:43,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b47427e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:30:43, skipping insertion in model container [2018-09-20 15:30:43,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:42" (2/3) ... [2018-09-20 15:30:43,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b47427e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:30:43, skipping insertion in model container [2018-09-20 15:30:43,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:30:43" (3/3) ... [2018-09-20 15:30:43,271 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1122a_true-unreach-call.c [2018-09-20 15:30:43,279 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:30:43,287 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:30:43,336 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:30:43,337 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:30:43,337 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:30:43,337 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:30:43,338 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:30:43,338 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:30:43,339 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:30:43,339 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:30:43,339 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:30:43,361 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states. [2018-09-20 15:30:43,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-09-20 15:30:43,369 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:30:43,371 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:30:43,373 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:30:43,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1890390490, now seen corresponding path program 1 times [2018-09-20 15:30:43,382 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:30:43,383 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:30:43,430 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:30:43,430 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:30:43,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:30:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:30:43,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:30:43,533 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:30:43,535 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:30:43,540 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:30:43,554 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:30:43,555 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:30:43,557 INFO L87 Difference]: Start difference. First operand 91 states. Second operand 2 states. [2018-09-20 15:30:43,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:30:43,589 INFO L93 Difference]: Finished difference Result 174 states and 230 transitions. [2018-09-20 15:30:43,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:30:43,590 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-09-20 15:30:43,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:30:43,603 INFO L225 Difference]: With dead ends: 174 [2018-09-20 15:30:43,603 INFO L226 Difference]: Without dead ends: 87 [2018-09-20 15:30:43,608 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:30:43,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-09-20 15:30:43,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2018-09-20 15:30:43,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-09-20 15:30:43,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 102 transitions. [2018-09-20 15:30:43,660 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 102 transitions. Word has length 22 [2018-09-20 15:30:43,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:30:43,661 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 102 transitions. [2018-09-20 15:30:43,661 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:30:43,661 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 102 transitions. [2018-09-20 15:30:43,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-20 15:30:43,664 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:30:43,664 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:30:43,665 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:30:43,665 INFO L82 PathProgramCache]: Analyzing trace with hash 1026777090, now seen corresponding path program 1 times [2018-09-20 15:30:43,665 INFO L227 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-09-20 15:30:43,666 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-09-20 15:30:43,667 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:30:43,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:30:43,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-20 15:30:43,729 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createLAEquality(EqualityProxy.java:91) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createCCEquality(EqualityProxy.java:112) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.mbtc(LinArSolve.java:2063) at de.uni_freiburg.informatik.ultimate.smtinterpol.theory.linar.LinArSolve.computeConflictClause(LinArSolve.java:618) at de.uni_freiburg.informatik.ultimate.smtinterpol.dpll.DPLLEngine.checkConsistency(DPLLEngine.java:1027) at de.uni_freiburg.informatik.ultimate.smtinterpol.dpll.DPLLEngine.solve(DPLLEngine.java:1171) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol$CheckType$1.check(SMTInterpol.java:114) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.checkSatAssuming(SMTInterpol.java:502) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.checkSat(SMTInterpol.java:455) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:214) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:183) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:198) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:430) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:375) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:313) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-09-20 15:30:43,737 INFO L168 Benchmark]: Toolchain (without parser) took 1954.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -115.0 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-09-20 15:30:43,739 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:30:43,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 473.73 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. [2018-09-20 15:30:43,741 INFO L168 Benchmark]: Boogie Preprocessor took 53.67 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:30:43,741 INFO L168 Benchmark]: RCFGBuilder took 947.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -151.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-09-20 15:30:43,745 INFO L168 Benchmark]: TraceAbstraction took 472.92 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: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2018-09-20 15:30:43,749 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 473.73 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 53.67 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 947.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -151.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 472.92 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: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.smtinterpol.convert.EqualityProxy.createLAEquality(EqualityProxy.java:91) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-40ef509 [2018-09-20 15:30:46,117 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-20 15:30:46,121 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-20 15:30:46,133 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-20 15:30:46,134 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-20 15:30:46,135 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-20 15:30:46,137 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-20 15:30:46,139 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-20 15:30:46,141 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-20 15:30:46,142 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-20 15:30:46,143 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-20 15:30:46,143 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-20 15:30:46,144 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-20 15:30:46,146 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-20 15:30:46,147 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-20 15:30:46,148 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-20 15:30:46,149 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-20 15:30:46,151 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-20 15:30:46,153 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-20 15:30:46,155 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-20 15:30:46,156 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-20 15:30:46,158 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-20 15:30:46,160 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-20 15:30:46,161 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-20 15:30:46,161 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-20 15:30:46,162 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-20 15:30:46,163 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-20 15:30:46,164 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-20 15:30:46,165 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-20 15:30:46,167 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-20 15:30:46,167 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-20 15:30:46,168 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-20 15:30:46,168 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-20 15:30:46,169 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-20 15:30:46,170 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-20 15:30:46,171 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-20 15:30:46,171 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-20 15:30:46,188 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-20 15:30:46,189 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-20 15:30:46,190 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-20 15:30:46,190 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-20 15:30:46,191 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-20 15:30:46,191 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-20 15:30:46,191 INFO L133 SettingsManager]: * Use SBE=true [2018-09-20 15:30:46,192 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-20 15:30:46,192 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-20 15:30:46,192 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-20 15:30:46,193 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-20 15:30:46,193 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-20 15:30:46,193 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-20 15:30:46,193 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-20 15:30:46,194 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-20 15:30:46,194 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-20 15:30:46,195 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-20 15:30:46,195 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-20 15:30:46,195 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-20 15:30:46,195 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-20 15:30:46,195 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-20 15:30:46,196 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-20 15:30:46,196 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-20 15:30:46,196 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:30:46,196 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-20 15:30:46,196 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-20 15:30:46,197 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-20 15:30:46,197 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-20 15:30:46,197 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-20 15:30:46,197 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-20 15:30:46,197 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-20 15:30:46,199 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 -> 5cd93119259b478e9ace2ae93fde799beac44478 [2018-09-20 15:30:46,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-20 15:30:46,289 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-20 15:30:46,294 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-20 15:30:46,296 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-20 15:30:46,297 INFO L276 PluginConnector]: CDTParser initialized [2018-09-20 15:30:46,298 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-09-20 15:30:46,659 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad8577e52/d52d2cdbb8474fdc9faa101b2a4783e1/FLAGa649d2b8a [2018-09-20 15:30:46,797 INFO L277 CDTParser]: Found 1 translation units. [2018-09-20 15:30:46,798 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-09-20 15:30:46,807 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad8577e52/d52d2cdbb8474fdc9faa101b2a4783e1/FLAGa649d2b8a [2018-09-20 15:30:46,824 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad8577e52/d52d2cdbb8474fdc9faa101b2a4783e1 [2018-09-20 15:30:46,831 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-20 15:30:46,835 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-20 15:30:46,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-20 15:30:46,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-20 15:30:46,845 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-20 15:30:46,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:30:46" (1/1) ... [2018-09-20 15:30:46,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@478474b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:46, skipping insertion in model container [2018-09-20 15:30:46,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:30:46" (1/1) ... [2018-09-20 15:30:46,864 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-20 15:30:47,210 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:30:47,233 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-20 15:30:47,267 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-20 15:30:47,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:47 WrapperNode [2018-09-20 15:30:47,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-20 15:30:47,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-20 15:30:47,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-20 15:30:47,308 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-20 15:30:47,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:47" (1/1) ... [2018-09-20 15:30:47,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:47" (1/1) ... [2018-09-20 15:30:47,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:47" (1/1) ... [2018-09-20 15:30:47,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:47" (1/1) ... [2018-09-20 15:30:47,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:47" (1/1) ... [2018-09-20 15:30:47,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:47" (1/1) ... [2018-09-20 15:30:47,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:47" (1/1) ... [2018-09-20 15:30:47,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-20 15:30:47,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-20 15:30:47,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-20 15:30:47,372 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-20 15:30:47,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:47" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-20 15:30:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-20 15:30:47,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-20 15:30:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-09-20 15:30:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-09-20 15:30:47,574 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-20 15:30:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-09-20 15:30:47,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2018-09-20 15:30:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-09-20 15:30:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-09-20 15:30:47,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-09-20 15:30:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-09-20 15:30:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-09-20 15:30:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-09-20 15:30:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-09-20 15:30:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-09-20 15:30:47,576 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-20 15:30:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-20 15:30:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-20 15:30:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-09-20 15:30:47,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-09-20 15:30:47,975 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:30:47,990 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:30:48,039 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:30:48,056 WARN L312 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-09-20 15:30:48,912 INFO L365 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-20 15:30:48,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:30:48 BoogieIcfgContainer [2018-09-20 15:30:48,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-20 15:30:48,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-20 15:30:48,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-20 15:30:48,919 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-20 15:30:48,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 03:30:46" (1/3) ... [2018-09-20 15:30:48,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16785be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:30:48, skipping insertion in model container [2018-09-20 15:30:48,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:30:47" (2/3) ... [2018-09-20 15:30:48,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16785be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 03:30:48, skipping insertion in model container [2018-09-20 15:30:48,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:30:48" (3/3) ... [2018-09-20 15:30:48,925 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1122a_true-unreach-call.c [2018-09-20 15:30:48,936 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-20 15:30:48,948 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-20 15:30:49,004 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-20 15:30:49,005 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-20 15:30:49,005 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-20 15:30:49,005 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-20 15:30:49,005 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-20 15:30:49,006 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-20 15:30:49,007 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-20 15:30:49,007 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-20 15:30:49,007 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-20 15:30:49,030 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states. [2018-09-20 15:30:49,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-09-20 15:30:49,038 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:30:49,040 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] [2018-09-20 15:30:49,043 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:30:49,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1786650401, now seen corresponding path program 1 times [2018-09-20 15:30:49,055 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:30:49,056 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) [2018-09-20 15:30:49,069 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-09-20 15:30:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:30:49,435 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:30:49,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:30:49,455 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:30:49,471 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:30:49,471 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-20 15:30:49,475 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-09-20 15:30:49,490 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-09-20 15:30:49,493 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:30:49,496 INFO L87 Difference]: Start difference. First operand 90 states. Second operand 2 states. [2018-09-20 15:30:49,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:30:49,527 INFO L93 Difference]: Finished difference Result 172 states and 228 transitions. [2018-09-20 15:30:49,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-09-20 15:30:49,528 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-09-20 15:30:49,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:30:49,542 INFO L225 Difference]: With dead ends: 172 [2018-09-20 15:30:49,543 INFO L226 Difference]: Without dead ends: 86 [2018-09-20 15:30:49,548 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-09-20 15:30:49,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-09-20 15:30:49,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2018-09-20 15:30:49,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-09-20 15:30:49,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 101 transitions. [2018-09-20 15:30:49,601 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 101 transitions. Word has length 21 [2018-09-20 15:30:49,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:30:49,602 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 101 transitions. [2018-09-20 15:30:49,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-09-20 15:30:49,602 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 101 transitions. [2018-09-20 15:30:49,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-09-20 15:30:49,604 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:30:49,605 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:30:49,605 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:30:49,606 INFO L82 PathProgramCache]: Analyzing trace with hash -559507741, now seen corresponding path program 1 times [2018-09-20 15:30:49,607 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:30:49,607 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-09-20 15:30:49,613 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:30:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:30:49,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:30:53,410 WARN L178 SmtUtils]: Spent 799.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-09-20 15:30:56,833 WARN L178 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-20 15:31:01,085 WARN L178 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-09-20 15:31:03,018 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-20 15:31:05,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:31:05,211 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:31:05,227 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:31:05,228 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 15:31:05,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 15:31:05,231 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 15:31:05,231 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:31:05,231 INFO L87 Difference]: Start difference. First operand 86 states and 101 transitions. Second operand 9 states. [2018-09-20 15:31:19,552 WARN L178 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 11 [2018-09-20 15:31:26,642 WARN L178 SmtUtils]: Spent 895.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-09-20 15:31:30,661 WARN L178 SmtUtils]: Spent 913.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-09-20 15:31:35,778 WARN L178 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 17 [2018-09-20 15:31:38,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:31:38,221 INFO L93 Difference]: Finished difference Result 95 states and 110 transitions. [2018-09-20 15:31:38,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-20 15:31:38,234 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 39 [2018-09-20 15:31:38,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:31:38,238 INFO L225 Difference]: With dead ends: 95 [2018-09-20 15:31:38,238 INFO L226 Difference]: Without dead ends: 88 [2018-09-20 15:31:38,240 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 33.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-09-20 15:31:38,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2018-09-20 15:31:38,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 86. [2018-09-20 15:31:38,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-09-20 15:31:38,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 100 transitions. [2018-09-20 15:31:38,262 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 100 transitions. Word has length 39 [2018-09-20 15:31:38,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:31:38,262 INFO L480 AbstractCegarLoop]: Abstraction has 86 states and 100 transitions. [2018-09-20 15:31:38,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 15:31:38,263 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2018-09-20 15:31:38,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-09-20 15:31:38,264 INFO L368 BasicCegarLoop]: Found error trace [2018-09-20 15:31:38,264 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-20 15:31:38,265 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-20 15:31:38,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1750378749, now seen corresponding path program 1 times [2018-09-20 15:31:38,266 INFO L227 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-09-20 15:31:38,266 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-09-20 15:31:38,271 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-20 15:31:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-20 15:31:38,339 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-20 15:31:38,398 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 8 [2018-09-20 15:31:38,408 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-09-20 15:31:38,409 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:31:38,414 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:31:38,426 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:31:38,426 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:21, output treesize:21 [2018-09-20 15:31:38,468 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2018-09-20 15:31:38,477 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 9 [2018-09-20 15:31:38,478 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-09-20 15:31:38,505 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:31:38,515 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-09-20 15:31:38,515 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:29, output treesize:9 [2018-09-20 15:31:38,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-20 15:31:38,840 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-09-20 15:31:38,859 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-20 15:31:38,859 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-09-20 15:31:38,859 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-20 15:31:38,860 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-20 15:31:38,860 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-09-20 15:31:38,860 INFO L87 Difference]: Start difference. First operand 86 states and 100 transitions. Second operand 9 states. [2018-09-20 15:31:40,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-20 15:31:40,178 INFO L93 Difference]: Finished difference Result 90 states and 104 transitions. [2018-09-20 15:31:40,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-09-20 15:31:40,191 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 40 [2018-09-20 15:31:40,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-20 15:31:40,192 INFO L225 Difference]: With dead ends: 90 [2018-09-20 15:31:40,192 INFO L226 Difference]: Without dead ends: 0 [2018-09-20 15:31:40,193 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2018-09-20 15:31:40,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-20 15:31:40,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-20 15:31:40,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-20 15:31:40,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-20 15:31:40,194 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2018-09-20 15:31:40,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-20 15:31:40,195 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-20 15:31:40,195 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-20 15:31:40,195 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-20 15:31:40,195 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-20 15:31:40,202 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-20 15:31:40,512 WARN L178 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-09-20 15:31:42,028 WARN L178 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 14 [2018-09-20 15:31:42,070 INFO L426 ceAbstractionStarter]: For program point isnan_floatFINAL(line 108) no Hoare annotation was computed. [2018-09-20 15:31:42,070 INFO L429 ceAbstractionStarter]: At program point isnan_floatENTRY(line 108) the Hoare annotation is: true [2018-09-20 15:31:42,070 INFO L426 ceAbstractionStarter]: For program point isnan_floatEXIT(line 108) no Hoare annotation was computed. [2018-09-20 15:31:42,071 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:31:42,071 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:31:42,071 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:31:42,072 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-20 15:31:42,073 INFO L429 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-09-20 15:31:42,073 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-20 15:31:42,073 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-20 15:31:42,073 INFO L426 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2018-09-20 15:31:42,073 INFO L429 ceAbstractionStarter]: At program point mainENTRY(lines 110 128) the Hoare annotation is: true [2018-09-20 15:31:42,073 INFO L426 ceAbstractionStarter]: For program point mainFINAL(lines 110 128) no Hoare annotation was computed. [2018-09-20 15:31:42,074 INFO L426 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-09-20 15:31:42,074 INFO L422 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (and (= (fp.div RNE ((_ to_fp 8 24) RNE 1.0) (_ +zero 8 24)) main_~x~0) (exists ((fmod_float_~y (_ FloatingPoint 8 24))) (= (let ((.cse0 (fp.mul RNE (fp.div RNE ((_ to_fp 8 24) RNE 1.0) (_ +zero 8 24)) fmod_float_~y))) (fp.div RNE .cse0 .cse0)) main_~res~0))) [2018-09-20 15:31:42,074 INFO L426 ceAbstractionStarter]: For program point L122-1(lines 122 125) no Hoare annotation was computed. [2018-09-20 15:31:42,074 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 110 128) no Hoare annotation was computed. [2018-09-20 15:31:42,080 INFO L422 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (= (fp.div RNE ((_ to_fp 8 24) RNE 1.0) (_ +zero 8 24)) main_~x~0) [2018-09-20 15:31:42,080 INFO L426 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-09-20 15:31:42,080 INFO L426 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-09-20 15:31:42,081 INFO L426 ceAbstractionStarter]: For program point fmod_floatEXIT(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:42,081 INFO L426 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:42,081 INFO L426 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-09-20 15:31:42,081 INFO L426 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-09-20 15:31:42,081 INFO L426 ceAbstractionStarter]: For program point L28-1(line 28) no Hoare annotation was computed. [2018-09-20 15:31:42,081 INFO L426 ceAbstractionStarter]: For program point L28-2(line 28) no Hoare annotation was computed. [2018-09-20 15:31:42,081 INFO L426 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-09-20 15:31:42,082 INFO L426 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-09-20 15:31:42,082 INFO L422 ceAbstractionStarter]: At program point L20-3(lines 20 24) the Hoare annotation is: (= fmod_float_~x |fmod_float_#in~x|) [2018-09-20 15:31:42,082 INFO L426 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-09-20 15:31:42,082 INFO L426 ceAbstractionStarter]: For program point L21(line 21) no Hoare annotation was computed. [2018-09-20 15:31:42,082 INFO L426 ceAbstractionStarter]: For program point L21-1(line 21) no Hoare annotation was computed. [2018-09-20 15:31:42,082 INFO L426 ceAbstractionStarter]: For program point L21-2(line 21) no Hoare annotation was computed. [2018-09-20 15:31:42,082 INFO L426 ceAbstractionStarter]: For program point L21-3(line 21) no Hoare annotation was computed. [2018-09-20 15:31:42,083 INFO L426 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:42,083 INFO L426 ceAbstractionStarter]: For program point fmod_floatFINAL(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:42,083 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-09-20 15:31:42,083 INFO L429 ceAbstractionStarter]: At program point fmod_floatENTRY(lines 17 105) the Hoare annotation is: true [2018-09-20 15:31:42,083 INFO L426 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-09-20 15:31:42,083 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-20 15:31:42,087 INFO L422 ceAbstractionStarter]: At program point L88-3(lines 88 92) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand v_fmod_float_~hx~0_34 (_ bv2147483648 32))) (_ bv2139095040 32))))) [2018-09-20 15:31:42,087 INFO L426 ceAbstractionStarter]: For program point L47-1(lines 47 48) no Hoare annotation was computed. [2018-09-20 15:31:42,087 INFO L426 ceAbstractionStarter]: For program point L47-3(lines 47 48) no Hoare annotation was computed. [2018-09-20 15:31:42,088 INFO L422 ceAbstractionStarter]: At program point L47-4(lines 47 48) the Hoare annotation is: (and (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (= (bvxor v_fmod_float_~hx~0_34 (bvand v_fmod_float_~hx~0_34 (_ bv2147483648 32))) fmod_float_~hx~0))) (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand v_fmod_float_~hx~0_34 (_ bv2147483648 32))) (_ bv2139095040 32))))) [2018-09-20 15:31:42,088 INFO L426 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-09-20 15:31:42,088 INFO L422 ceAbstractionStarter]: At program point L97-3(lines 97 101) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand v_fmod_float_~hx~0_34 (_ bv2147483648 32))) (_ bv2139095040 32))))) [2018-09-20 15:31:42,088 INFO L426 ceAbstractionStarter]: For program point L97-4(lines 97 101) no Hoare annotation was computed. [2018-09-20 15:31:42,088 INFO L426 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2018-09-20 15:31:42,089 INFO L426 ceAbstractionStarter]: For program point L89-1(line 89) no Hoare annotation was computed. [2018-09-20 15:31:42,089 INFO L426 ceAbstractionStarter]: For program point L23(line 23) no Hoare annotation was computed. [2018-09-20 15:31:42,089 INFO L426 ceAbstractionStarter]: For program point L89-2(line 89) no Hoare annotation was computed. [2018-09-20 15:31:42,090 INFO L426 ceAbstractionStarter]: For program point L23-1(line 23) no Hoare annotation was computed. [2018-09-20 15:31:42,090 INFO L426 ceAbstractionStarter]: For program point L89-3(line 89) no Hoare annotation was computed. [2018-09-20 15:31:42,090 INFO L426 ceAbstractionStarter]: For program point L23-2(line 23) no Hoare annotation was computed. [2018-09-20 15:31:42,090 INFO L426 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-09-20 15:31:42,090 INFO L426 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:42,090 INFO L426 ceAbstractionStarter]: For program point L98(line 98) no Hoare annotation was computed. [2018-09-20 15:31:42,090 INFO L426 ceAbstractionStarter]: For program point L98-1(line 98) no Hoare annotation was computed. [2018-09-20 15:31:42,090 INFO L426 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-09-20 15:31:42,091 INFO L426 ceAbstractionStarter]: For program point L98-2(line 98) no Hoare annotation was computed. [2018-09-20 15:31:42,092 INFO L426 ceAbstractionStarter]: For program point L65-2(lines 65 74) no Hoare annotation was computed. [2018-09-20 15:31:42,092 INFO L426 ceAbstractionStarter]: For program point L98-3(line 98) no Hoare annotation was computed. [2018-09-20 15:31:42,092 INFO L426 ceAbstractionStarter]: For program point L65-4(lines 65 74) no Hoare annotation was computed. [2018-09-20 15:31:42,092 INFO L426 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-09-20 15:31:42,092 INFO L426 ceAbstractionStarter]: For program point L82-1(lines 82 85) no Hoare annotation was computed. [2018-09-20 15:31:42,092 INFO L422 ceAbstractionStarter]: At program point L82-3(lines 82 85) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand v_fmod_float_~hx~0_34 (_ bv2147483648 32))) (_ bv2139095040 32))))) [2018-09-20 15:31:42,092 INFO L426 ceAbstractionStarter]: For program point L82-4(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:42,093 INFO L426 ceAbstractionStarter]: For program point L41-1(lines 41 42) no Hoare annotation was computed. [2018-09-20 15:31:42,093 INFO L426 ceAbstractionStarter]: For program point L41-3(lines 41 42) no Hoare annotation was computed. [2018-09-20 15:31:42,093 INFO L422 ceAbstractionStarter]: At program point L41-4(lines 41 42) the Hoare annotation is: (and (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (= (bvxor v_fmod_float_~hx~0_34 (bvand v_fmod_float_~hx~0_34 (_ bv2147483648 32))) fmod_float_~hx~0))) (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand v_fmod_float_~hx~0_34 (_ bv2147483648 32))) (_ bv2139095040 32))))) [2018-09-20 15:31:42,093 INFO L426 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-09-20 15:31:42,093 INFO L426 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-09-20 15:31:42,093 INFO L426 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2018-09-20 15:31:42,093 INFO L426 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-09-20 15:31:42,094 INFO L426 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-09-20 15:31:42,094 INFO L426 ceAbstractionStarter]: For program point L91-2(line 91) no Hoare annotation was computed. [2018-09-20 15:31:42,094 INFO L426 ceAbstractionStarter]: For program point L25-2(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:42,094 INFO L426 ceAbstractionStarter]: For program point L25-3(lines 25 29) no Hoare annotation was computed. [2018-09-20 15:31:42,094 INFO L426 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-09-20 15:31:42,094 INFO L426 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-09-20 15:31:42,094 INFO L426 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2018-09-20 15:31:42,094 INFO L426 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-09-20 15:31:42,095 INFO L426 ceAbstractionStarter]: For program point L100-2(line 100) no Hoare annotation was computed. [2018-09-20 15:31:42,095 INFO L422 ceAbstractionStarter]: At program point L67-2(lines 65 74) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand v_fmod_float_~hx~0_34 (_ bv2147483648 32))) (_ bv2139095040 32))))) [2018-09-20 15:31:42,095 INFO L426 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-09-20 15:31:42,095 INFO L426 ceAbstractionStarter]: For program point L26-1(line 26) no Hoare annotation was computed. [2018-09-20 15:31:42,095 INFO L426 ceAbstractionStarter]: For program point L26-2(line 26) no Hoare annotation was computed. [2018-09-20 15:31:42,097 INFO L426 ceAbstractionStarter]: For program point L26-3(line 26) no Hoare annotation was computed. [2018-09-20 15:31:42,097 INFO L426 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-09-20 15:31:42,097 INFO L426 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-09-20 15:31:42,103 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,104 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,104 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,104 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,104 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,111 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,112 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,112 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,112 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,113 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,115 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,115 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,116 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,116 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,116 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,117 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,117 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,119 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,119 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,119 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,121 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,121 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,122 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,122 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,122 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,122 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,123 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,123 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,123 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,123 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,127 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,127 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,127 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,127 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,128 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,128 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,128 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,128 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,129 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,129 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,132 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,133 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,133 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,133 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,133 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,134 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,135 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,135 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,136 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,136 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,138 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,138 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,139 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,139 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,139 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,139 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,140 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,140 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,140 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,140 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,144 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,144 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,145 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,145 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,145 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,145 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,146 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,146 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,146 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,146 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,150 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,150 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,150 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,151 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,151 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,152 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,152 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,152 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,152 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,154 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 03:31:42 BoogieIcfgContainer [2018-09-20 15:31:42,157 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-20 15:31:42,158 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-09-20 15:31:42,158 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-09-20 15:31:42,158 INFO L276 PluginConnector]: Witness Printer initialized [2018-09-20 15:31:42,160 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:30:48" (3/4) ... [2018-09-20 15:31:42,168 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-09-20 15:31:42,178 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-09-20 15:31:42,179 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-09-20 15:31:42,179 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-09-20 15:31:42,179 INFO L316 RCFGBacktranslator]: Ignoring RootEdge to procedure fmod_float [2018-09-20 15:31:42,191 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-09-20 15:31:42,193 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-09-20 15:31:42,193 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-09-20 15:31:42,193 INFO L850 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-09-20 15:31:42,225 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-09-20 15:31:42,226 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)) == hx) && x == \old(x)) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) [2018-09-20 15:31:42,226 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)) == hx) && x == \old(x)) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) [2018-09-20 15:31:42,227 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) [2018-09-20 15:31:42,227 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) [2018-09-20 15:31:42,227 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) [2018-09-20 15:31:42,228 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) [2018-09-20 15:31:42,290 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-09-20 15:31:42,293 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-09-20 15:31:42,295 INFO L168 Benchmark]: Toolchain (without parser) took 55462.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 953.2 MB in the beginning and 934.5 MB in the end (delta: 18.7 MB). Peak memory consumption was 161.8 MB. Max. memory is 11.5 GB. [2018-09-20 15:31:42,296 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:31:42,296 INFO L168 Benchmark]: CACSL2BoogieTranslator took 471.45 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. [2018-09-20 15:31:42,296 INFO L168 Benchmark]: Boogie Preprocessor took 63.47 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-09-20 15:31:42,298 INFO L168 Benchmark]: RCFGBuilder took 1541.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -160.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-09-20 15:31:42,298 INFO L168 Benchmark]: TraceAbstraction took 53242.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 941.6 MB in the end (delta: 155.9 MB). Peak memory consumption was 155.9 MB. Max. memory is 11.5 GB. [2018-09-20 15:31:42,298 INFO L168 Benchmark]: Witness Printer took 135.63 ms. Allocated memory is still 1.2 GB. Free memory was 941.6 MB in the beginning and 934.5 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-09-20 15:31:42,302 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 471.45 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 63.47 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1541.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -160.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 53242.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 941.6 MB in the end (delta: 155.9 MB). Peak memory consumption was 155.9 MB. Max. memory is 11.5 GB. * Witness Printer took 135.63 ms. Allocated memory is still 1.2 GB. Free memory was 941.6 MB in the beginning and 934.5 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 123]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 97]: Loop Invariant [2018-09-20 15:31:42,322 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,323 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,324 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,324 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,324 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,324 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,324 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) - InvariantResult [Line: 82]: Loop Invariant [2018-09-20 15:31:42,325 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,325 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,325 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,326 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,326 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,326 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,327 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,327 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,327 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,327 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) - InvariantResult [Line: 41]: Loop Invariant [2018-09-20 15:31:42,328 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,328 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,328 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,328 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,329 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,329 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,329 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,329 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,331 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,332 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,332 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,333 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,333 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,333 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,333 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,336 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,336 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,336 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,336 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,336 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: ((\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)) == hx) && x == \old(x)) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) - InvariantResult [Line: 88]: Loop Invariant [2018-09-20 15:31:42,337 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,338 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,338 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,338 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,338 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,341 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,341 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,341 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,341 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,342 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) - InvariantResult [Line: 47]: Loop Invariant [2018-09-20 15:31:42,342 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,343 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,343 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,343 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,343 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,346 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,346 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,346 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,346 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,346 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,347 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,347 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,348 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,348 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,348 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,348 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,351 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,351 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,351 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,351 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: ((\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)) == hx) && x == \old(x)) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 65]: Loop Invariant [2018-09-20 15:31:42,357 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,358 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,358 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,358 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,358 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,359 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,359 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,359 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,359 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-09-20 15:31:42,360 WARN L389 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] Derived loop invariant: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(v_fmod_float_~hx~0_34, 2147483648bv32)), 2139095040bv32)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 90 locations, 1 error locations. SAFE Result, 53.1s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 34.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 278 SDtfs, 198 SDslu, 936 SDs, 0 SdLazy, 185 SolverSat, 10 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 15.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 33.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=90occurred 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, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 17 PreInvPairs, 25 NumberOfFragments, 217 HoareAnnotationTreeSize, 17 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 15.8s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 97 ConstructedInterpolants, 8 QuantifiedInterpolants, 18498 SizeOfPredicates, 13 NumberOfNonLiveVariables, 237 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...