./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/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 5cd93119259b478e9ace2ae93fde799beac44478 ................................................................................................................................................................................................................................................................................................................................ 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_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/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 5cd93119259b478e9ace2ae93fde799beac44478 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 18:07:12,984 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 18:07:12,985 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 18:07:12,994 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 18:07:12,995 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 18:07:12,995 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 18:07:12,996 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 18:07:12,998 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 18:07:12,999 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 18:07:13,003 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 18:07:13,004 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 18:07:13,004 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 18:07:13,005 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 18:07:13,006 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 18:07:13,007 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 18:07:13,007 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 18:07:13,008 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 18:07:13,010 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 18:07:13,011 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 18:07:13,012 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 18:07:13,013 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 18:07:13,015 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 18:07:13,017 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 18:07:13,017 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 18:07:13,017 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 18:07:13,018 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 18:07:13,019 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 18:07:13,020 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 18:07:13,020 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 18:07:13,021 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 18:07:13,022 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 18:07:13,023 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 18:07:13,023 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 18:07:13,023 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 18:07:13,024 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 18:07:13,024 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 18:07:13,025 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-18 18:07:13,037 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 18:07:13,041 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 18:07:13,042 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 18:07:13,042 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 18:07:13,042 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 18:07:13,043 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 18:07:13,043 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 18:07:13,043 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 18:07:13,043 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 18:07:13,043 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 18:07:13,043 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 18:07:13,043 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 18:07:13,044 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 18:07:13,044 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 18:07:13,044 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 18:07:13,044 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 18:07:13,044 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 18:07:13,045 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 18:07:13,045 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 18:07:13,045 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 18:07:13,045 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 18:07:13,045 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 18:07:13,045 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 18:07:13,045 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 18:07:13,045 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 18:07:13,046 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 18:07:13,046 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 18:07:13,046 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 18:07:13,049 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 18:07:13,049 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 18:07:13,049 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 18:07:13,050 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 18:07:13,050 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 18:07:13,051 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 18:07:13,051 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 18:07:13,051 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 18:07:13,051 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 18:07:13,051 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_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/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 -> 5cd93119259b478e9ace2ae93fde799beac44478 [2018-11-18 18:07:13,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 18:07:13,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 18:07:13,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 18:07:13,104 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 18:07:13,105 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 18:07:13,105 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-11-18 18:07:13,149 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/data/749d2f0ed/bcf7f9e8442740329f26f04e5377d7aa/FLAGd400e139d [2018-11-18 18:07:13,472 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 18:07:13,473 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-11-18 18:07:13,479 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/data/749d2f0ed/bcf7f9e8442740329f26f04e5377d7aa/FLAGd400e139d [2018-11-18 18:07:13,488 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/data/749d2f0ed/bcf7f9e8442740329f26f04e5377d7aa [2018-11-18 18:07:13,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 18:07:13,495 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 18:07:13,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 18:07:13,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 18:07:13,499 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 18:07:13,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:07:13" (1/1) ... [2018-11-18 18:07:13,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34f85b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13, skipping insertion in model container [2018-11-18 18:07:13,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:07:13" (1/1) ... [2018-11-18 18:07:13,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 18:07:13,532 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 18:07:13,713 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:07:13,718 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 18:07:13,746 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:07:13,770 INFO L195 MainTranslator]: Completed translation [2018-11-18 18:07:13,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13 WrapperNode [2018-11-18 18:07:13,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 18:07:13,771 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 18:07:13,771 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 18:07:13,771 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 18:07:13,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13" (1/1) ... [2018-11-18 18:07:13,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13" (1/1) ... [2018-11-18 18:07:13,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 18:07:13,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 18:07:13,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 18:07:13,836 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 18:07:13,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13" (1/1) ... [2018-11-18 18:07:13,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13" (1/1) ... [2018-11-18 18:07:13,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13" (1/1) ... [2018-11-18 18:07:13,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13" (1/1) ... [2018-11-18 18:07:13,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13" (1/1) ... [2018-11-18 18:07:13,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13" (1/1) ... [2018-11-18 18:07:13,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13" (1/1) ... [2018-11-18 18:07:13,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 18:07:13,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 18:07:13,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 18:07:13,861 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 18:07:13,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/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 [2018-11-18 18:07:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 18:07:13,896 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 18:07:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-18 18:07:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-18 18:07:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-18 18:07:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 18:07:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 18:07:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 18:07:13,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 18:07:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 18:07:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 18:07:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 18:07:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 18:07:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 18:07:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-11-18 18:07:13,898 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-11-18 18:07:13,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 18:07:14,250 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 18:07:14,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:07:14 BoogieIcfgContainer [2018-11-18 18:07:14,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 18:07:14,251 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 18:07:14,251 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 18:07:14,253 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 18:07:14,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:07:13" (1/3) ... [2018-11-18 18:07:14,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c766942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:07:14, skipping insertion in model container [2018-11-18 18:07:14,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:13" (2/3) ... [2018-11-18 18:07:14,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c766942 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:07:14, skipping insertion in model container [2018-11-18 18:07:14,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:07:14" (3/3) ... [2018-11-18 18:07:14,256 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1122a_true-unreach-call.c [2018-11-18 18:07:14,262 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 18:07:14,268 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 18:07:14,279 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 18:07:14,304 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 18:07:14,304 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 18:07:14,304 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 18:07:14,304 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 18:07:14,304 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 18:07:14,304 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 18:07:14,305 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 18:07:14,305 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 18:07:14,319 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states. [2018-11-18 18:07:14,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 18:07:14,325 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 18:07:14,325 INFO L375 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] [2018-11-18 18:07:14,327 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 18:07:14,331 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:07:14,332 INFO L82 PathProgramCache]: Analyzing trace with hash -1584020823, now seen corresponding path program 1 times [2018-11-18 18:07:14,333 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 18:07:14,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 18:07:14,363 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 18:07:14,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 18:07:14,364 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 18:07:14,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:07:14,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:07:14,432 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 18:07:14,432 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 18:07:14,432 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 18:07:14,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 18:07:14,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 18:07:14,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 18:07:14,446 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 2 states. [2018-11-18 18:07:14,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 18:07:14,464 INFO L93 Difference]: Finished difference Result 110 states and 166 transitions. [2018-11-18 18:07:14,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 18:07:14,465 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-11-18 18:07:14,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 18:07:14,474 INFO L225 Difference]: With dead ends: 110 [2018-11-18 18:07:14,474 INFO L226 Difference]: Without dead ends: 55 [2018-11-18 18:07:14,478 INFO L604 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 [2018-11-18 18:07:14,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-11-18 18:07:14,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-11-18 18:07:14,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-11-18 18:07:14,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2018-11-18 18:07:14,504 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 70 transitions. Word has length 22 [2018-11-18 18:07:14,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 18:07:14,505 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 70 transitions. [2018-11-18 18:07:14,505 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 18:07:14,505 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2018-11-18 18:07:14,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 18:07:14,506 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 18:07:14,506 INFO L375 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] [2018-11-18 18:07:14,506 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 18:07:14,506 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:07:14,506 INFO L82 PathProgramCache]: Analyzing trace with hash -583173435, now seen corresponding path program 1 times [2018-11-18 18:07:14,507 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 18:07:14,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 18:07:14,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 18:07:14,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 18:07:14,508 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 18:07:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 18:07:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 18:07:14,600 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 18:07:14,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:07:14 BoogieIcfgContainer [2018-11-18 18:07:14,625 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 18:07:14,625 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 18:07:14,625 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 18:07:14,625 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 18:07:14,630 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:07:14" (3/4) ... [2018-11-18 18:07:14,634 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 18:07:14,634 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 18:07:14,635 INFO L168 Benchmark]: Toolchain (without parser) took 1143.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 958.5 MB in the beginning and 1.0 GB in the end (delta: -91.0 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:14,636 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:07:14,636 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.80 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 945.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:14,637 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:14,638 INFO L168 Benchmark]: Boogie Preprocessor took 25.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:14,638 INFO L168 Benchmark]: RCFGBuilder took 389.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:14,639 INFO L168 Benchmark]: TraceAbstraction took 373.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:14,639 INFO L168 Benchmark]: Witness Printer took 8.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:14,642 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 274.80 ms. Allocated memory is still 1.0 GB. Free memory was 958.5 MB in the beginning and 945.0 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 945.0 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 389.89 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 373.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * Witness Printer took 8.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 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)=10737418254, \old(Zero_fmod)=10737418248, \old(Zero_fmod)=10737418252, one_fmod=1, Zero_fmod={10737418251:0}] [L117] float x = 1.0f / 0.0f; [L118] float y = __VERIFIER_nondet_float(); [L119] CALL, EXPR fmod_float(x, y) VAL [\old(x)=10737418245, \old(y)=10737418253, one_fmod=1, Zero_fmod={10737418251:0}] [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [\old(x)=10737418245, \old(y)=10737418253, one_fmod=1, x=10737418245, y=10737418253, Zero_fmod={10737418251:0}] [L21] FCALL ieee_float_shape_type gf_u; [L22] FCALL gf_u.value = (x) [L23] EXPR, FCALL gf_u.word [L23] (hx) = gf_u.word [L24] COND FALSE !(0) VAL [\old(x)=10737418245, \old(y)=10737418253, hx=-2147483648, one_fmod=1, x=10737418245, y=10737418253, Zero_fmod={10737418251:0}] [L26] FCALL ieee_float_shape_type gf_u; [L27] FCALL gf_u.value = (y) [L28] EXPR, FCALL gf_u.word [L28] (hy) = gf_u.word [L29] COND FALSE !(0) VAL [\old(x)=10737418245, \old(y)=10737418253, hx=-2147483648, hy=-2147483648, one_fmod=1, x=10737418245, y=10737418253, Zero_fmod={10737418251:0}] [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [\old(x)=10737418245, \old(y)=10737418253, one_fmod=1, sx=-1, x=10737418245, y=10737418253, Zero_fmod={10737418251:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] RET return (x * y) / (x * y); VAL [\old(x)=10737418245, \old(y)=10737418253, hx=2139095040, hy=2139095041, one_fmod=1, sx=-1, x=10737418245, y=10737418253, Zero_fmod={10737418251:0}] [L119] EXPR fmod_float(x, y) VAL [fmod_float(x, y)=10737418244, one_fmod=1, x=10737418245, y=10737418253, Zero_fmod={10737418251:0}] [L119] float res = fmod_float(x, y); [L122] CALL, EXPR isnan_float(res) VAL [\old(x)=10737418244, one_fmod=1, Zero_fmod={10737418251:0}] [L108] RET return x != x; VAL [\old(x)=10737418244, \result=0, one_fmod=1, x=10737418244, Zero_fmod={10737418251:0}] [L122] EXPR isnan_float(res) VAL [isnan_float(res)=0, one_fmod=1, res=10737418244, x=10737418245, y=10737418253, Zero_fmod={10737418251:0}] [L122] COND TRUE !isnan_float(res) [L123] __VERIFIER_error() VAL [one_fmod=1, res=10737418244, x=10737418245, y=10737418253, Zero_fmod={10737418251:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 59 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 74 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=59occurred 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 0.1.23-5842f4b [2018-11-18 18:07:16,341 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 18:07:16,342 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 18:07:16,354 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 18:07:16,354 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 18:07:16,355 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 18:07:16,356 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 18:07:16,357 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 18:07:16,358 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 18:07:16,358 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 18:07:16,359 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 18:07:16,359 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 18:07:16,360 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 18:07:16,360 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 18:07:16,361 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 18:07:16,361 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 18:07:16,362 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 18:07:16,363 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 18:07:16,364 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 18:07:16,366 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 18:07:16,366 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 18:07:16,367 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 18:07:16,369 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 18:07:16,369 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 18:07:16,370 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 18:07:16,370 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 18:07:16,371 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 18:07:16,372 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 18:07:16,372 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 18:07:16,373 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 18:07:16,373 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 18:07:16,374 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 18:07:16,374 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 18:07:16,374 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 18:07:16,375 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 18:07:16,375 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 18:07:16,376 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-18 18:07:16,386 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 18:07:16,386 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 18:07:16,387 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 18:07:16,387 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 18:07:16,387 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 18:07:16,387 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 18:07:16,387 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 18:07:16,387 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 18:07:16,387 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 18:07:16,388 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 18:07:16,388 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 18:07:16,388 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 18:07:16,388 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 18:07:16,389 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 18:07:16,389 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 18:07:16,389 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 18:07:16,389 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 18:07:16,389 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 18:07:16,389 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 18:07:16,389 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 18:07:16,389 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 18:07:16,390 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 18:07:16,390 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 18:07:16,390 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 18:07:16,390 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 18:07:16,390 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 18:07:16,390 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 18:07:16,390 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 18:07:16,391 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 18:07:16,391 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 18:07:16,391 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 18:07:16,391 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 18:07:16,391 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 18:07:16,391 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 18:07:16,391 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 18:07:16,392 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_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/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 -> 5cd93119259b478e9ace2ae93fde799beac44478 [2018-11-18 18:07:16,422 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 18:07:16,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 18:07:16,438 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 18:07:16,441 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 18:07:16,441 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 18:07:16,442 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-11-18 18:07:16,492 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/data/e651e543b/cc095d401909455087453f80c2f208cb/FLAG78a3f52dd [2018-11-18 18:07:16,843 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 18:07:16,844 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/sv-benchmarks/c/float-newlib/float_req_bl_1122a_true-unreach-call.c [2018-11-18 18:07:16,849 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/data/e651e543b/cc095d401909455087453f80c2f208cb/FLAG78a3f52dd [2018-11-18 18:07:16,858 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/data/e651e543b/cc095d401909455087453f80c2f208cb [2018-11-18 18:07:16,861 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 18:07:16,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 18:07:16,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 18:07:16,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 18:07:16,865 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 18:07:16,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:07:16" (1/1) ... [2018-11-18 18:07:16,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6461c13b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:16, skipping insertion in model container [2018-11-18 18:07:16,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:07:16" (1/1) ... [2018-11-18 18:07:16,875 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 18:07:16,895 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 18:07:17,063 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:07:17,069 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 18:07:17,100 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:07:17,119 INFO L195 MainTranslator]: Completed translation [2018-11-18 18:07:17,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17 WrapperNode [2018-11-18 18:07:17,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 18:07:17,121 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 18:07:17,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 18:07:17,121 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 18:07:17,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17" (1/1) ... [2018-11-18 18:07:17,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17" (1/1) ... [2018-11-18 18:07:17,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 18:07:17,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 18:07:17,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 18:07:17,144 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 18:07:17,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17" (1/1) ... [2018-11-18 18:07:17,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17" (1/1) ... [2018-11-18 18:07:17,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17" (1/1) ... [2018-11-18 18:07:17,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17" (1/1) ... [2018-11-18 18:07:17,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17" (1/1) ... [2018-11-18 18:07:17,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17" (1/1) ... [2018-11-18 18:07:17,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17" (1/1) ... [2018-11-18 18:07:17,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 18:07:17,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 18:07:17,236 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 18:07:17,236 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 18:07:17,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/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 [2018-11-18 18:07:17,274 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 18:07:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 18:07:17,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 18:07:17,274 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-11-18 18:07:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-11-18 18:07:17,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 18:07:17,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 18:07:17,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 18:07:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 18:07:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-18 18:07:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 18:07:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 18:07:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 18:07:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-11-18 18:07:17,275 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-11-18 18:07:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 18:07:17,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 18:07:17,395 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:07:17,555 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 18:07:18,435 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 18:07:18,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:07:18 BoogieIcfgContainer [2018-11-18 18:07:18,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 18:07:18,436 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 18:07:18,436 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 18:07:18,440 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 18:07:18,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:07:16" (1/3) ... [2018-11-18 18:07:18,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43139efc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:07:18, skipping insertion in model container [2018-11-18 18:07:18,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:07:17" (2/3) ... [2018-11-18 18:07:18,441 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43139efc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:07:18, skipping insertion in model container [2018-11-18 18:07:18,441 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:07:18" (3/3) ... [2018-11-18 18:07:18,443 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1122a_true-unreach-call.c [2018-11-18 18:07:18,452 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 18:07:18,459 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 18:07:18,471 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 18:07:18,493 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 18:07:18,493 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 18:07:18,493 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 18:07:18,493 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 18:07:18,493 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 18:07:18,494 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 18:07:18,494 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 18:07:18,494 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 18:07:18,494 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 18:07:18,508 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states. [2018-11-18 18:07:18,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 18:07:18,512 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 18:07:18,513 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 18:07:18,515 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 18:07:18,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:07:18,519 INFO L82 PathProgramCache]: Analyzing trace with hash 988762339, now seen corresponding path program 1 times [2018-11-18 18:07:18,522 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 18:07:18,522 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/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 [2018-11-18 18:07:18,527 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 18:07:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:07:18,773 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 18:07:18,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:07:18,786 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 18:07:18,802 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 18:07:18,802 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 18:07:18,805 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 18:07:18,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 18:07:18,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 18:07:18,819 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 2 states. [2018-11-18 18:07:18,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 18:07:18,837 INFO L93 Difference]: Finished difference Result 108 states and 164 transitions. [2018-11-18 18:07:18,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 18:07:18,839 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-11-18 18:07:18,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 18:07:18,848 INFO L225 Difference]: With dead ends: 108 [2018-11-18 18:07:18,849 INFO L226 Difference]: Without dead ends: 54 [2018-11-18 18:07:18,852 INFO L604 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 [2018-11-18 18:07:18,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-18 18:07:18,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-11-18 18:07:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-18 18:07:18,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2018-11-18 18:07:18,886 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 69 transitions. Word has length 21 [2018-11-18 18:07:18,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 18:07:18,886 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 69 transitions. [2018-11-18 18:07:18,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 18:07:18,886 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2018-11-18 18:07:18,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 18:07:18,887 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 18:07:18,887 INFO L375 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] [2018-11-18 18:07:18,888 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 18:07:18,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:07:18,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1170034087, now seen corresponding path program 1 times [2018-11-18 18:07:18,888 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 18:07:18,889 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/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 [2018-11-18 18:07:18,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 18:07:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:07:19,154 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 18:07:23,982 WARN L180 SmtUtils]: Spent 594.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-11-18 18:07:26,143 WARN L180 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-18 18:07:29,221 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-18 18:07:32,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:07:32,622 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 18:07:32,638 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 18:07:32,638 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 18:07:32,640 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 18:07:32,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 18:07:32,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-18 18:07:32,640 INFO L87 Difference]: Start difference. First operand 54 states and 69 transitions. Second operand 9 states. [2018-11-18 18:07:38,381 WARN L180 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 11 [2018-11-18 18:07:43,657 WARN L180 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 18:07:46,597 WARN L180 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 18:07:50,224 WARN L180 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-18 18:07:54,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 18:07:54,079 INFO L93 Difference]: Finished difference Result 63 states and 78 transitions. [2018-11-18 18:07:54,089 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 18:07:54,090 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-11-18 18:07:54,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 18:07:54,092 INFO L225 Difference]: With dead ends: 63 [2018-11-18 18:07:54,092 INFO L226 Difference]: Without dead ends: 56 [2018-11-18 18:07:54,092 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 24.6s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-11-18 18:07:54,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-11-18 18:07:54,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 54. [2018-11-18 18:07:54,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-18 18:07:54,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 68 transitions. [2018-11-18 18:07:54,100 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 68 transitions. Word has length 23 [2018-11-18 18:07:54,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 18:07:54,100 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 68 transitions. [2018-11-18 18:07:54,100 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 18:07:54,100 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2018-11-18 18:07:54,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 18:07:54,101 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 18:07:54,101 INFO L375 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] [2018-11-18 18:07:54,101 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 18:07:54,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:07:54,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1034949521, now seen corresponding path program 1 times [2018-11-18 18:07:54,102 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-18 18:07:54,102 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/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 [2018-11-18 18:07:54,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 18:07:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:07:54,150 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 18:07:54,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:07:54,421 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 18:07:54,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 18:07:54,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 18:07:54,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 18:07:54,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 18:07:54,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 18:07:54,435 INFO L87 Difference]: Start difference. First operand 54 states and 68 transitions. Second operand 7 states. [2018-11-18 18:07:55,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 18:07:55,158 INFO L93 Difference]: Finished difference Result 58 states and 72 transitions. [2018-11-18 18:07:55,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 18:07:55,168 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-11-18 18:07:55,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 18:07:55,169 INFO L225 Difference]: With dead ends: 58 [2018-11-18 18:07:55,169 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 18:07:55,169 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-11-18 18:07:55,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 18:07:55,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 18:07:55,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 18:07:55,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 18:07:55,170 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-11-18 18:07:55,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 18:07:55,170 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 18:07:55,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 18:07:55,171 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 18:07:55,171 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 18:07:55,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 18:07:55,918 WARN L180 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 18:07:55,950 INFO L425 ceAbstractionStarter]: For program point isnan_floatFINAL(line 108) no Hoare annotation was computed. [2018-11-18 18:07:55,950 INFO L428 ceAbstractionStarter]: At program point isnan_floatENTRY(line 108) the Hoare annotation is: true [2018-11-18 18:07:55,950 INFO L425 ceAbstractionStarter]: For program point isnan_floatEXIT(line 108) no Hoare annotation was computed. [2018-11-18 18:07:55,950 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 18:07:55,951 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 18:07:55,951 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 18:07:55,951 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 18:07:55,951 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-18 18:07:55,951 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 18:07:55,951 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 18:07:55,951 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 110 128) the Hoare annotation is: true [2018-11-18 18:07:55,951 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 110 128) no Hoare annotation was computed. [2018-11-18 18:07:55,951 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-11-18 18:07:55,952 INFO L421 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (and (= main_~x~0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) (exists ((fmod_float_~y (_ FloatingPoint 8 24))) (= (let ((.cse0 (fp.mul roundNearestTiesToEven (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)) fmod_float_~y))) (fp.div roundNearestTiesToEven .cse0 .cse0)) main_~res~0))) [2018-11-18 18:07:55,952 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 122 125) no Hoare annotation was computed. [2018-11-18 18:07:55,952 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2018-11-18 18:07:55,952 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 110 128) no Hoare annotation was computed. [2018-11-18 18:07:55,952 INFO L421 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) [2018-11-18 18:07:55,952 INFO L425 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-11-18 18:07:55,952 INFO L425 ceAbstractionStarter]: For program point fmod_floatEXIT(lines 17 105) no Hoare annotation was computed. [2018-11-18 18:07:55,952 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-11-18 18:07:55,952 INFO L425 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-11-18 18:07:55,953 INFO L425 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-11-18 18:07:55,953 INFO L425 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-11-18 18:07:55,953 INFO L421 ceAbstractionStarter]: At program point L20-3(lines 20 24) the Hoare annotation is: (= fmod_float_~x |fmod_float_#in~x|) [2018-11-18 18:07:55,953 INFO L425 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-11-18 18:07:55,953 INFO L425 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-11-18 18:07:55,953 INFO L425 ceAbstractionStarter]: For program point fmod_floatFINAL(lines 17 105) no Hoare annotation was computed. [2018-11-18 18:07:55,953 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-11-18 18:07:55,953 INFO L428 ceAbstractionStarter]: At program point fmod_floatENTRY(lines 17 105) the Hoare annotation is: true [2018-11-18 18:07:55,953 INFO L425 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-11-18 18:07:55,953 INFO L421 ceAbstractionStarter]: At program point L88-3(lines 88 92) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-11-18 18:07:55,954 INFO L425 ceAbstractionStarter]: For program point L47-1(lines 47 48) no Hoare annotation was computed. [2018-11-18 18:07:55,954 INFO L425 ceAbstractionStarter]: For program point L47-3(lines 47 48) no Hoare annotation was computed. [2018-11-18 18:07:55,954 INFO L421 ceAbstractionStarter]: At program point L47-4(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))))) [2018-11-18 18:07:55,954 INFO L425 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-11-18 18:07:55,954 INFO L421 ceAbstractionStarter]: At program point L97-3(lines 97 101) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-11-18 18:07:55,954 INFO L425 ceAbstractionStarter]: For program point L97-4(lines 97 101) no Hoare annotation was computed. [2018-11-18 18:07:55,954 INFO L425 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-11-18 18:07:55,954 INFO L425 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-11-18 18:07:55,955 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-11-18 18:07:55,955 INFO L425 ceAbstractionStarter]: For program point L65-2(lines 65 74) no Hoare annotation was computed. [2018-11-18 18:07:55,955 INFO L425 ceAbstractionStarter]: For program point L65-4(lines 65 74) no Hoare annotation was computed. [2018-11-18 18:07:55,955 INFO L425 ceAbstractionStarter]: For program point L82-1(lines 82 85) no Hoare annotation was computed. [2018-11-18 18:07:55,955 INFO L421 ceAbstractionStarter]: At program point L82-3(lines 82 85) the Hoare annotation is: (and (= fmod_float_~x |fmod_float_#in~x|) (exists ((v_fmod_float_~hx~0_34 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hx~0_34) ((_ extract 30 23) v_fmod_float_~hx~0_34) ((_ extract 22 0) v_fmod_float_~hx~0_34)) |fmod_float_#in~x|) (bvslt (bvxor v_fmod_float_~hx~0_34 (bvand (_ bv2147483648 32) v_fmod_float_~hx~0_34)) (_ bv2139095040 32))))) [2018-11-18 18:07:55,955 INFO L425 ceAbstractionStarter]: For program point L82-4(lines 17 105) no Hoare annotation was computed. [2018-11-18 18:07:55,955 INFO L425 ceAbstractionStarter]: For program point L41-1(lines 41 42) no Hoare annotation was computed. [2018-11-18 18:07:55,955 INFO L425 ceAbstractionStarter]: For program point L41-3(lines 41 42) no Hoare annotation was computed. [2018-11-18 18:07:55,955 INFO L421 ceAbstractionStarter]: At program point L41-4(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))))) [2018-11-18 18:07:55,956 INFO L425 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-11-18 18:07:55,956 INFO L425 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-11-18 18:07:55,956 INFO L425 ceAbstractionStarter]: For program point L25-2(lines 17 105) no Hoare annotation was computed. [2018-11-18 18:07:55,956 INFO L425 ceAbstractionStarter]: For program point L25-3(lines 25 29) no Hoare annotation was computed. [2018-11-18 18:07:55,956 INFO L425 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-11-18 18:07:55,956 INFO L425 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-11-18 18:07:55,956 INFO L421 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))))) [2018-11-18 18:07:55,956 INFO L425 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-11-18 18:07:55,956 INFO L425 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-11-18 18:07:55,961 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,961 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,962 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,962 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,965 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,970 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,971 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,971 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,971 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,971 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,972 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,972 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,972 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,972 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,973 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,973 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,973 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,973 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,982 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,982 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,982 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,982 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,982 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,982 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,983 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,983 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,983 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,983 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,984 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,984 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,984 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,984 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,984 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,984 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,985 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,985 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,985 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,986 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,986 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,986 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,986 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,986 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,987 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,987 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:55,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:07:55 BoogieIcfgContainer [2018-11-18 18:07:55,988 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 18:07:55,989 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 18:07:55,989 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 18:07:55,989 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 18:07:55,989 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:07:18" (3/4) ... [2018-11-18 18:07:55,992 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 18:07:55,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-11-18 18:07:55,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 18:07:55,998 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 18:07:55,999 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fmod_float [2018-11-18 18:07:56,003 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2018-11-18 18:07:56,003 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-18 18:07:56,003 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 18:07:56,003 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 18:07:56,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-11-18 18:07:56,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (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)) [2018-11-18 18:07:56,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (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)) [2018-11-18 18:07:56,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) [2018-11-18 18:07:56,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) [2018-11-18 18:07:56,027 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) [2018-11-18 18:07:56,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && (\exists v_fmod_float_~hx~0_34 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hx~0_34[31:31], v_fmod_float_~hx~0_34[30:23], v_fmod_float_~hx~0_34[22:0]) == \old(x) && ~bvslt32(~bvxor32(v_fmod_float_~hx~0_34, ~bvand32(2147483648bv32, v_fmod_float_~hx~0_34)), 2139095040bv32)) [2018-11-18 18:07:56,056 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8ddfb2e5-9146-44e6-9e9c-6923534eb1ad/bin-2019/utaipan/witness.graphml [2018-11-18 18:07:56,057 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 18:07:56,057 INFO L168 Benchmark]: Toolchain (without parser) took 39196.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 948.7 MB in the beginning and 978.1 MB in the end (delta: -29.5 MB). Peak memory consumption was 132.5 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:56,058 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:07:56,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 258.09 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:56,058 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.92 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:07:56,059 INFO L168 Benchmark]: Boogie Preprocessor took 91.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -217.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:56,059 INFO L168 Benchmark]: RCFGBuilder took 1200.14 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: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:56,059 INFO L168 Benchmark]: TraceAbstraction took 37552.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.8 MB in the end (delta: 127.5 MB). Peak memory consumption was 127.5 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:56,059 INFO L168 Benchmark]: Witness Printer took 68.05 ms. Allocated memory is still 1.2 GB. Free memory was 984.8 MB in the beginning and 978.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-11-18 18:07:56,061 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 258.09 ms. Allocated memory is still 1.0 GB. Free memory was 948.7 MB in the beginning and 932.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.92 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 91.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -217.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1200.14 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: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 37552.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 984.8 MB in the end (delta: 127.5 MB). Peak memory consumption was 127.5 MB. Max. memory is 11.5 GB. * Witness Printer took 68.05 ms. Allocated memory is still 1.2 GB. Free memory was 984.8 MB in the beginning and 978.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_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 [2018-11-18 18:07:56,065 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,066 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,066 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,074 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,074 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,075 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,075 WARN L387 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 [2018-11-18 18:07:56,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,076 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,077 WARN L387 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 [2018-11-18 18:07:56,077 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,078 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,079 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,080 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,080 WARN L387 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 [2018-11-18 18:07:56,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,081 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,082 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,082 WARN L387 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 [2018-11-18 18:07:56,083 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,083 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,083 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,083 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,083 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,084 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,085 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,086 WARN L387 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: 20]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 65]: Loop Invariant [2018-11-18 18:07:56,086 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,087 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,088 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,088 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hx~0_34,QUANTIFIED] [2018-11-18 18:07:56,088 WARN L387 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)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 58 locations, 1 error locations. SAFE Result, 37.4s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 22.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 185 SDtfs, 150 SDslu, 500 SDs, 0 SdLazy, 133 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 25.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=58occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 17 PreInvPairs, 25 NumberOfFragments, 217 HoareAnnotationTreeSize, 17 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 65 ConstructedInterpolants, 8 QuantifiedInterpolants, 6670 SizeOfPredicates, 9 NumberOfNonLiveVariables, 241 ConjunctsInSsa, 19 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...