./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 966a39a7fc394dd5618380a7eca7745f36106277 ............................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 966a39a7fc394dd5618380a7eca7745f36106277 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 04:57:33,730 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 04:57:33,731 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 04:57:33,738 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 04:57:33,738 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 04:57:33,739 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 04:57:33,739 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 04:57:33,740 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 04:57:33,741 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 04:57:33,742 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 04:57:33,743 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 04:57:33,743 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 04:57:33,743 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 04:57:33,744 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 04:57:33,745 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 04:57:33,745 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 04:57:33,746 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 04:57:33,747 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 04:57:33,748 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 04:57:33,749 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 04:57:33,750 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 04:57:33,751 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 04:57:33,753 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 04:57:33,753 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 04:57:33,753 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 04:57:33,753 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 04:57:33,754 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 04:57:33,755 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 04:57:33,755 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 04:57:33,756 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 04:57:33,756 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 04:57:33,757 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 04:57:33,757 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 04:57:33,757 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 04:57:33,757 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 04:57:33,758 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 04:57:33,758 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 04:57:33,768 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 04:57:33,768 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 04:57:33,769 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 04:57:33,769 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 04:57:33,769 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 04:57:33,769 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 04:57:33,769 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 04:57:33,769 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 04:57:33,769 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 04:57:33,769 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 04:57:33,770 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 04:57:33,770 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 04:57:33,770 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 04:57:33,770 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 04:57:33,770 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 04:57:33,770 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 04:57:33,770 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 04:57:33,771 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 04:57:33,771 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 04:57:33,771 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 04:57:33,771 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 04:57:33,771 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 04:57:33,771 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 04:57:33,771 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 04:57:33,772 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 04:57:33,772 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 04:57:33,772 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 04:57:33,772 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 04:57:33,772 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 04:57:33,772 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 04:57:33,772 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 04:57:33,772 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 04:57:33,772 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 04:57:33,772 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 04:57:33,772 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 04:57:33,772 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 04:57:33,773 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan 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 -> Taipan 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 -> 966a39a7fc394dd5618380a7eca7745f36106277 [2018-12-02 04:57:33,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 04:57:33,805 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 04:57:33,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 04:57:33,808 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 04:57:33,808 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 04:57:33,809 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-02 04:57:33,848 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/data/079e487b2/76517f6bb6694ea595588464a812f1e2/FLAGb67f1d6a5 [2018-12-02 04:57:34,153 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 04:57:34,153 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-02 04:57:34,157 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/data/079e487b2/76517f6bb6694ea595588464a812f1e2/FLAGb67f1d6a5 [2018-12-02 04:57:34,165 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/data/079e487b2/76517f6bb6694ea595588464a812f1e2 [2018-12-02 04:57:34,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 04:57:34,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 04:57:34,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 04:57:34,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 04:57:34,170 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 04:57:34,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:57:34" (1/1) ... [2018-12-02 04:57:34,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@595c1dfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34, skipping insertion in model container [2018-12-02 04:57:34,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:57:34" (1/1) ... [2018-12-02 04:57:34,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 04:57:34,192 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 04:57:34,295 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:57:34,298 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 04:57:34,318 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:57:34,359 INFO L195 MainTranslator]: Completed translation [2018-12-02 04:57:34,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34 WrapperNode [2018-12-02 04:57:34,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 04:57:34,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 04:57:34,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 04:57:34,360 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 04:57:34,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34" (1/1) ... [2018-12-02 04:57:34,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34" (1/1) ... [2018-12-02 04:57:34,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 04:57:34,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 04:57:34,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 04:57:34,376 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 04:57:34,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34" (1/1) ... [2018-12-02 04:57:34,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34" (1/1) ... [2018-12-02 04:57:34,383 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34" (1/1) ... [2018-12-02 04:57:34,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34" (1/1) ... [2018-12-02 04:57:34,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34" (1/1) ... [2018-12-02 04:57:34,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34" (1/1) ... [2018-12-02 04:57:34,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34" (1/1) ... [2018-12-02 04:57:34,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 04:57:34,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 04:57:34,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 04:57:34,398 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 04:57:34,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/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 [2018-12-02 04:57:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 04:57:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 04:57:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-12-02 04:57:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-12-02 04:57:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 04:57:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 04:57:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 04:57:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 04:57:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 04:57:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 04:57:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 04:57:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 04:57:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 04:57:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 04:57:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-12-02 04:57:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-12-02 04:57:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 04:57:34,617 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 04:57:34,617 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-02 04:57:34,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:34 BoogieIcfgContainer [2018-12-02 04:57:34,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 04:57:34,618 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 04:57:34,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 04:57:34,621 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 04:57:34,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:57:34" (1/3) ... [2018-12-02 04:57:34,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64927330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:57:34, skipping insertion in model container [2018-12-02 04:57:34,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:34" (2/3) ... [2018-12-02 04:57:34,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64927330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:57:34, skipping insertion in model container [2018-12-02 04:57:34,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:34" (3/3) ... [2018-12-02 04:57:34,623 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1122b_true-unreach-call.c [2018-12-02 04:57:34,629 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 04:57:34,633 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 04:57:34,643 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 04:57:34,662 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 04:57:34,662 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 04:57:34,662 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 04:57:34,662 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 04:57:34,662 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 04:57:34,662 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 04:57:34,662 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 04:57:34,662 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 04:57:34,673 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2018-12-02 04:57:34,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 04:57:34,677 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 04:57:34,677 INFO L402 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] [2018-12-02 04:57:34,679 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 04:57:34,682 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 04:57:34,682 INFO L82 PathProgramCache]: Analyzing trace with hash -348005672, now seen corresponding path program 1 times [2018-12-02 04:57:34,684 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 04:57:34,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 04:57:34,712 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 04:57:34,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 04:57:34,712 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 04:57:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:57:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:57:34,765 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 04:57:34,766 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 04:57:34,766 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 04:57:34,769 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 04:57:34,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 04:57:34,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 04:57:34,778 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 2 states. [2018-12-02 04:57:34,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 04:57:34,792 INFO L93 Difference]: Finished difference Result 102 states and 158 transitions. [2018-12-02 04:57:34,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 04:57:34,793 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-12-02 04:57:34,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 04:57:34,799 INFO L225 Difference]: With dead ends: 102 [2018-12-02 04:57:34,800 INFO L226 Difference]: Without dead ends: 51 [2018-12-02 04:57:34,802 INFO L631 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 [2018-12-02 04:57:34,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-12-02 04:57:34,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2018-12-02 04:57:34,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-12-02 04:57:34,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 66 transitions. [2018-12-02 04:57:34,826 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 66 transitions. Word has length 22 [2018-12-02 04:57:34,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 04:57:34,826 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 66 transitions. [2018-12-02 04:57:34,826 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 04:57:34,826 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2018-12-02 04:57:34,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 04:57:34,827 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 04:57:34,827 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 04:57:34,827 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 04:57:34,827 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 04:57:34,827 INFO L82 PathProgramCache]: Analyzing trace with hash 1100584309, now seen corresponding path program 1 times [2018-12-02 04:57:34,827 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 04:57:34,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 04:57:34,828 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 04:57:34,828 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 04:57:34,828 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 04:57:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 04:57:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 04:57:34,892 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-02 04:57:34,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:57:34 BoogieIcfgContainer [2018-12-02 04:57:34,910 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 04:57:34,911 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 04:57:34,911 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 04:57:34,911 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 04:57:34,911 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:34" (3/4) ... [2018-12-02 04:57:34,913 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 04:57:34,913 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 04:57:34,914 INFO L168 Benchmark]: Toolchain (without parser) took 746.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -105.1 MB). Peak memory consumption was 33.9 MB. Max. memory is 11.5 GB. [2018-12-02 04:57:34,915 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:57:34,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 191.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -181.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-12-02 04:57:34,915 INFO L168 Benchmark]: Boogie Procedure Inliner took 15.79 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 04:57:34,916 INFO L168 Benchmark]: Boogie Preprocessor took 21.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:57:34,916 INFO L168 Benchmark]: RCFGBuilder took 219.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-02 04:57:34,916 INFO L168 Benchmark]: TraceAbstraction took 292.75 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: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-02 04:57:34,916 INFO L168 Benchmark]: Witness Printer took 2.78 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 04:57:34,918 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 191.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -181.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 15.79 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 219.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 292.75 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: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.78 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 123]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 35, overapproximation of bitwiseXor at line 31. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [\old(one_fmod)=10737418253, \old(Zero_fmod)=10737418250, \old(Zero_fmod)=10737418247, one_fmod=1, Zero_fmod={10737418249:0}] [L117] float x = -1.0f / 0.0f; [L118] float y = __VERIFIER_nondet_float(); [L119] CALL, EXPR fmod_float(x, y) VAL [\old(x)=10737418244, \old(y)=10737418251, one_fmod=1, Zero_fmod={10737418249:0}] [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [\old(x)=10737418244, \old(y)=10737418251, one_fmod=1, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [\old(x)=10737418244, \old(y)=10737418251, one_fmod=1, sx=-1, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [\old(x)=10737418244, \old(y)=10737418251, hx=2139095040, hy=2139095041, one_fmod=1, sx=-1, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] [L119] RET, EXPR fmod_float(x, y) VAL [fmod_float(x, y)=10737418243, one_fmod=1, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] [L119] float res = fmod_float(x, y); [L122] CALL, EXPR isnan_float(res) VAL [\old(x)=10737418243, one_fmod=1, Zero_fmod={10737418249:0}] [L108] return x != x; VAL [\old(x)=10737418243, \result=0, one_fmod=1, x=10737418243, Zero_fmod={10737418249:0}] [L122] RET, EXPR isnan_float(res) VAL [isnan_float(res)=0, one_fmod=1, res=10737418243, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] [L122] COND TRUE !isnan_float(res) [L123] __VERIFIER_error() VAL [one_fmod=1, res=10737418243, x=10737418244, y=10737418251, Zero_fmod={10737418249:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 55 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 70 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 441 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 04:57:36,254 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 04:57:36,255 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 04:57:36,261 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 04:57:36,261 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 04:57:36,261 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 04:57:36,262 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 04:57:36,263 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 04:57:36,263 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 04:57:36,264 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 04:57:36,264 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 04:57:36,264 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 04:57:36,265 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 04:57:36,265 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 04:57:36,266 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 04:57:36,266 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 04:57:36,267 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 04:57:36,267 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 04:57:36,268 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 04:57:36,269 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 04:57:36,269 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 04:57:36,270 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 04:57:36,271 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 04:57:36,271 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 04:57:36,271 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 04:57:36,272 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 04:57:36,272 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 04:57:36,273 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 04:57:36,273 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 04:57:36,273 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 04:57:36,274 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 04:57:36,274 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 04:57:36,274 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 04:57:36,274 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 04:57:36,275 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 04:57:36,275 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 04:57:36,275 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-02 04:57:36,282 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 04:57:36,282 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 04:57:36,283 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 04:57:36,283 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 04:57:36,283 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 04:57:36,283 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 04:57:36,283 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 04:57:36,283 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 04:57:36,283 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 04:57:36,283 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 04:57:36,284 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 04:57:36,284 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 04:57:36,284 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 04:57:36,284 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 04:57:36,284 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 04:57:36,284 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 04:57:36,284 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 04:57:36,284 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 04:57:36,285 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 04:57:36,285 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 04:57:36,285 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 04:57:36,285 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 04:57:36,285 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 04:57:36,285 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 04:57:36,285 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 04:57:36,285 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 04:57:36,285 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 04:57:36,285 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 04:57:36,285 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 04:57:36,286 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 04:57:36,286 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 04:57:36,286 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 04:57:36,286 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 04:57:36,286 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 04:57:36,286 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 04:57:36,286 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan 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 -> Taipan 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 -> 966a39a7fc394dd5618380a7eca7745f36106277 [2018-12-02 04:57:36,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 04:57:36,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 04:57:36,313 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 04:57:36,314 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 04:57:36,314 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 04:57:36,314 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-02 04:57:36,350 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/data/571cebf13/e6d6e4da82f64cbe8379086efd82b263/FLAGff6b53218 [2018-12-02 04:57:36,649 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 04:57:36,649 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/sv-benchmarks/c/float-newlib/float_req_bl_1122b_true-unreach-call.c [2018-12-02 04:57:36,655 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/data/571cebf13/e6d6e4da82f64cbe8379086efd82b263/FLAGff6b53218 [2018-12-02 04:57:36,663 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/data/571cebf13/e6d6e4da82f64cbe8379086efd82b263 [2018-12-02 04:57:36,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 04:57:36,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 04:57:36,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 04:57:36,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 04:57:36,668 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 04:57:36,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:57:36" (1/1) ... [2018-12-02 04:57:36,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dcf23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36, skipping insertion in model container [2018-12-02 04:57:36,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:57:36" (1/1) ... [2018-12-02 04:57:36,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 04:57:36,686 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 04:57:36,791 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:57:36,795 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 04:57:36,818 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 04:57:36,832 INFO L195 MainTranslator]: Completed translation [2018-12-02 04:57:36,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36 WrapperNode [2018-12-02 04:57:36,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 04:57:36,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 04:57:36,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 04:57:36,833 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 04:57:36,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2018-12-02 04:57:36,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2018-12-02 04:57:36,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 04:57:36,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 04:57:36,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 04:57:36,850 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 04:57:36,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2018-12-02 04:57:36,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2018-12-02 04:57:36,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2018-12-02 04:57:36,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2018-12-02 04:57:36,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2018-12-02 04:57:36,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2018-12-02 04:57:36,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... [2018-12-02 04:57:36,914 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 04:57:36,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 04:57:36,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 04:57:36,914 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 04:57:36,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/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 [2018-12-02 04:57:36,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 04:57:36,945 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 04:57:36,946 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 04:57:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 04:57:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-12-02 04:57:36,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-12-02 04:57:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 04:57:36,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 04:57:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 04:57:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 04:57:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 04:57:36,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 04:57:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 04:57:36,946 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-12-02 04:57:36,947 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-12-02 04:57:36,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 04:57:36,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 04:57:37,032 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:57:37,082 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:57:37,099 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 04:57:37,944 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 04:57:37,945 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-02 04:57:37,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:37 BoogieIcfgContainer [2018-12-02 04:57:37,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 04:57:37,945 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 04:57:37,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 04:57:37,947 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 04:57:37,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:57:36" (1/3) ... [2018-12-02 04:57:37,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@297f9237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:57:37, skipping insertion in model container [2018-12-02 04:57:37,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:57:36" (2/3) ... [2018-12-02 04:57:37,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@297f9237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:57:37, skipping insertion in model container [2018-12-02 04:57:37,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:37" (3/3) ... [2018-12-02 04:57:37,949 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1122b_true-unreach-call.c [2018-12-02 04:57:37,954 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 04:57:37,960 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 04:57:37,970 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 04:57:37,986 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 04:57:37,987 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 04:57:37,987 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 04:57:37,987 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 04:57:37,987 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 04:57:37,987 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 04:57:37,987 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 04:57:37,987 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 04:57:37,987 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 04:57:37,997 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states. [2018-12-02 04:57:38,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 04:57:38,000 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 04:57:38,001 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 04:57:38,002 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 04:57:38,005 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 04:57:38,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1582823124, now seen corresponding path program 1 times [2018-12-02 04:57:38,007 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 04:57:38,008 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-02 04:57:38,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 04:57:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:57:38,228 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:57:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:57:38,239 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 04:57:38,249 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 04:57:38,249 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 04:57:38,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 04:57:38,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 04:57:38,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 04:57:38,260 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 2 states. [2018-12-02 04:57:38,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 04:57:38,278 INFO L93 Difference]: Finished difference Result 100 states and 156 transitions. [2018-12-02 04:57:38,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 04:57:38,279 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-12-02 04:57:38,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 04:57:38,288 INFO L225 Difference]: With dead ends: 100 [2018-12-02 04:57:38,288 INFO L226 Difference]: Without dead ends: 50 [2018-12-02 04:57:38,290 INFO L631 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 [2018-12-02 04:57:38,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-12-02 04:57:38,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-12-02 04:57:38,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-12-02 04:57:38,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 65 transitions. [2018-12-02 04:57:38,313 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 65 transitions. Word has length 21 [2018-12-02 04:57:38,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 04:57:38,314 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 65 transitions. [2018-12-02 04:57:38,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 04:57:38,314 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2018-12-02 04:57:38,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 04:57:38,314 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 04:57:38,314 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 04:57:38,315 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 04:57:38,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 04:57:38,315 INFO L82 PathProgramCache]: Analyzing trace with hash -853861129, now seen corresponding path program 1 times [2018-12-02 04:57:38,315 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 04:57:38,315 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/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 [2018-12-02 04:57:38,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 04:57:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:57:38,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:57:43,369 WARN L180 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 8 [2018-12-02 04:57:45,821 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-12-02 04:57:48,504 WARN L180 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-12-02 04:57:51,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:57:51,846 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 04:57:51,855 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 04:57:51,855 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 04:57:51,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 04:57:51,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 04:57:51,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-02 04:57:51,857 INFO L87 Difference]: Start difference. First operand 50 states and 65 transitions. Second operand 9 states. [2018-12-02 04:57:58,364 WARN L180 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 11 [2018-12-02 04:58:01,647 WARN L180 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-12-02 04:58:05,197 WARN L180 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-12-02 04:58:08,107 WARN L180 SmtUtils]: Spent 827.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-12-02 04:58:11,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 04:58:11,441 INFO L93 Difference]: Finished difference Result 59 states and 74 transitions. [2018-12-02 04:58:11,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 04:58:11,442 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-12-02 04:58:11,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 04:58:11,443 INFO L225 Difference]: With dead ends: 59 [2018-12-02 04:58:11,444 INFO L226 Difference]: Without dead ends: 52 [2018-12-02 04:58:11,444 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 23.3s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-12-02 04:58:11,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-12-02 04:58:11,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 50. [2018-12-02 04:58:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-12-02 04:58:11,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 64 transitions. [2018-12-02 04:58:11,450 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 64 transitions. Word has length 23 [2018-12-02 04:58:11,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 04:58:11,450 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 64 transitions. [2018-12-02 04:58:11,451 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 04:58:11,451 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2018-12-02 04:58:11,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 04:58:11,451 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 04:58:11,451 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 04:58:11,451 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 04:58:11,452 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 04:58:11,452 INFO L82 PathProgramCache]: Analyzing trace with hash 988405985, now seen corresponding path program 1 times [2018-12-02 04:58:11,452 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-02 04:58:11,452 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/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 [2018-12-02 04:58:11,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 04:58:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 04:58:11,494 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 04:58:11,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 04:58:11,577 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-02 04:58:11,584 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 04:58:11,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 04:58:11,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 04:58:11,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 04:58:11,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 04:58:11,585 INFO L87 Difference]: Start difference. First operand 50 states and 64 transitions. Second operand 7 states. [2018-12-02 04:58:12,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 04:58:12,056 INFO L93 Difference]: Finished difference Result 54 states and 68 transitions. [2018-12-02 04:58:12,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 04:58:12,057 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-12-02 04:58:12,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 04:58:12,057 INFO L225 Difference]: With dead ends: 54 [2018-12-02 04:58:12,057 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 04:58:12,057 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-12-02 04:58:12,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 04:58:12,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 04:58:12,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 04:58:12,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 04:58:12,058 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-12-02 04:58:12,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 04:58:12,058 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 04:58:12,058 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 04:58:12,058 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 04:58:12,058 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 04:58:12,061 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 04:58:13,056 WARN L180 SmtUtils]: Spent 863.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-12-02 04:58:13,103 INFO L448 ceAbstractionStarter]: For program point isnan_floatFINAL(line 108) no Hoare annotation was computed. [2018-12-02 04:58:13,103 INFO L451 ceAbstractionStarter]: At program point isnan_floatENTRY(line 108) the Hoare annotation is: true [2018-12-02 04:58:13,103 INFO L448 ceAbstractionStarter]: For program point isnan_floatEXIT(line 108) no Hoare annotation was computed. [2018-12-02 04:58:13,103 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 04:58:13,103 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-02 04:58:13,103 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 04:58:13,103 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 04:58:13,104 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-02 04:58:13,104 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 04:58:13,104 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 04:58:13,104 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 110 128) the Hoare annotation is: true [2018-12-02 04:58:13,104 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 110 128) no Hoare annotation was computed. [2018-12-02 04:58:13,104 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-02 04:58:13,104 INFO L444 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (and (exists ((fmod_float_~y (_ FloatingPoint 8 24))) (= (let ((.cse0 (fp.mul roundNearestTiesToEven (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)) fmod_float_~y))) (fp.div roundNearestTiesToEven .cse0 .cse0)) main_~res~0)) (= main_~x~0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) [2018-12-02 04:58:13,105 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2018-12-02 04:58:13,105 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 122 125) no Hoare annotation was computed. [2018-12-02 04:58:13,105 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 110 128) no Hoare annotation was computed. [2018-12-02 04:58:13,105 INFO L444 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) [2018-12-02 04:58:13,105 INFO L448 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-12-02 04:58:13,105 INFO L448 ceAbstractionStarter]: For program point fmod_floatEXIT(lines 17 105) no Hoare annotation was computed. [2018-12-02 04:58:13,105 INFO L448 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-12-02 04:58:13,105 INFO L448 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-12-02 04:58:13,105 INFO L448 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-12-02 04:58:13,106 INFO L448 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-12-02 04:58:13,106 INFO L444 ceAbstractionStarter]: At program point L20-2(lines 20 24) the Hoare annotation is: (= fmod_float_~x |fmod_float_#in~x|) [2018-12-02 04:58:13,106 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-12-02 04:58:13,106 INFO L448 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-12-02 04:58:13,106 INFO L448 ceAbstractionStarter]: For program point fmod_floatFINAL(lines 17 105) no Hoare annotation was computed. [2018-12-02 04:58:13,106 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-12-02 04:58:13,106 INFO L451 ceAbstractionStarter]: At program point fmod_floatENTRY(lines 17 105) the Hoare annotation is: true [2018-12-02 04:58:13,106 INFO L448 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-12-02 04:58:13,106 INFO L444 ceAbstractionStarter]: At program point L88-2(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 (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-02 04:58:13,106 INFO L448 ceAbstractionStarter]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2018-12-02 04:58:13,107 INFO L444 ceAbstractionStarter]: At program point L47-3(lines 47 48) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= fmod_float_~hx~0 (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34))) (= (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|))) (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 (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-02 04:58:13,107 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-12-02 04:58:13,107 INFO L444 ceAbstractionStarter]: At program point L97-2(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 (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-02 04:58:13,107 INFO L448 ceAbstractionStarter]: For program point L97-3(lines 97 101) no Hoare annotation was computed. [2018-12-02 04:58:13,107 INFO L448 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-12-02 04:58:13,107 INFO L448 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-12-02 04:58:13,107 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-12-02 04:58:13,107 INFO L448 ceAbstractionStarter]: For program point L65-3(lines 65 74) no Hoare annotation was computed. [2018-12-02 04:58:13,108 INFO L444 ceAbstractionStarter]: At program point L82-2(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 (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-02 04:58:13,108 INFO L448 ceAbstractionStarter]: For program point L82-3(lines 17 105) no Hoare annotation was computed. [2018-12-02 04:58:13,108 INFO L448 ceAbstractionStarter]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2018-12-02 04:58:13,108 INFO L444 ceAbstractionStarter]: At program point L41-3(lines 41 42) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= fmod_float_~hx~0 (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34))) (= (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|))) (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 (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-02 04:58:13,108 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-12-02 04:58:13,108 INFO L448 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-12-02 04:58:13,108 INFO L448 ceAbstractionStarter]: For program point L25-1(lines 17 105) no Hoare annotation was computed. [2018-12-02 04:58:13,108 INFO L448 ceAbstractionStarter]: For program point L25-2(lines 25 29) no Hoare annotation was computed. [2018-12-02 04:58:13,109 INFO L448 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-12-02 04:58:13,109 INFO L448 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-12-02 04:58:13,109 INFO L444 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 (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-12-02 04:58:13,109 INFO L448 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-12-02 04:58:13,109 INFO L448 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-12-02 04:58:13,113 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,113 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,114 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,114 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,114 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,118 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,118 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,118 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,119 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,119 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,119 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,119 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,120 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,125 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,126 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,127 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,127 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,127 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,127 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,127 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,128 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,128 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,128 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,128 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,129 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,129 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,129 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,129 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,129 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,129 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,130 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,131 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,132 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,133 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,134 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:58:13 BoogieIcfgContainer [2018-12-02 04:58:13,135 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 04:58:13,135 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 04:58:13,135 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 04:58:13,136 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 04:58:13,136 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:57:37" (3/4) ... [2018-12-02 04:58:13,138 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 04:58:13,142 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-12-02 04:58:13,142 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 04:58:13,143 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 04:58:13,143 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fmod_float [2018-12-02 04:58:13,146 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-02 04:58:13,146 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 04:58:13,146 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 04:58:13,146 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 04:58:13,162 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-12-02 04:58:13,169 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6950973c-0c54-425c-8ce5-9f01f0d39fd9/bin-2019/utaipan/witness.graphml [2018-12-02 04:58:13,170 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 04:58:13,170 INFO L168 Benchmark]: Toolchain (without parser) took 36504.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 943.4 MB in the beginning and 949.0 MB in the end (delta: -5.6 MB). Peak memory consumption was 130.7 MB. Max. memory is 11.5 GB. [2018-12-02 04:58:13,171 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:58:13,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 166.34 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 925.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-12-02 04:58:13,171 INFO L168 Benchmark]: Boogie Procedure Inliner took 16.37 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 04:58:13,171 INFO L168 Benchmark]: Boogie Preprocessor took 64.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -196.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-02 04:58:13,172 INFO L168 Benchmark]: RCFGBuilder took 1030.84 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: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-12-02 04:58:13,172 INFO L168 Benchmark]: TraceAbstraction took 35189.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 956.0 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.6 MB. Max. memory is 11.5 GB. [2018-12-02 04:58:13,172 INFO L168 Benchmark]: Witness Printer took 34.32 ms. Allocated memory is still 1.2 GB. Free memory was 956.0 MB in the beginning and 949.0 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-02 04:58:13,174 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 166.34 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 925.9 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 16.37 ms. Allocated memory is still 1.0 GB. Free memory is still 925.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -196.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1030.84 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: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 35189.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 956.0 MB in the end (delta: 133.6 MB). Peak memory consumption was 133.6 MB. Max. memory is 11.5 GB. * Witness Printer took 34.32 ms. Allocated memory is still 1.2 GB. Free memory was 956.0 MB in the beginning and 949.0 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 [2018-12-02 04:58:13,178 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,178 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,178 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,179 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,179 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,179 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,179 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,179 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,180 WARN L416 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(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 82]: Loop Invariant [2018-12-02 04:58:13,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,180 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,181 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,181 WARN L416 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(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 41]: Loop Invariant [2018-12-02 04:58:13,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,182 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,183 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,184 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,185 WARN L416 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 :: hx == ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)) && ~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))) && (\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(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 88]: Loop Invariant [2018-12-02 04:58:13,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,185 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,186 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,186 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,186 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,186 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,186 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,187 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,187 WARN L416 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(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 47]: Loop Invariant [2018-12-02 04:58:13,187 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,187 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,187 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,187 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,188 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,189 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,190 WARN L416 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 :: hx == ~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)) && ~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))) && (\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(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 65]: Loop Invariant [2018-12-02 04:58:13,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,190 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,191 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-12-02 04:58:13,192 WARN L416 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(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: x == \old(x) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 54 locations, 1 error locations. SAFE Result, 35.1s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 20.0s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 173 SDtfs, 136 SDslu, 466 SDs, 0 SdLazy, 132 SolverSat, 8 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 9.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 23.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred 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, 221 HoareAnnotationTreeSize, 17 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 13.4s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 65 ConstructedInterpolants, 8 QuantifiedInterpolants, 6803 SizeOfPredicates, 9 NumberOfNonLiveVariables, 246 ConjunctsInSsa, 21 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...