./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/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 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb ............................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/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 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 01:00:08,830 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:00:08,832 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:00:08,841 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:00:08,841 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:00:08,842 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:00:08,843 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:00:08,844 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:00:08,846 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:00:08,847 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:00:08,847 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:00:08,848 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:00:08,848 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:00:08,849 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:00:08,850 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:00:08,850 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:00:08,851 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:00:08,852 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:00:08,855 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:00:08,856 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:00:08,857 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:00:08,858 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:00:08,860 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:00:08,860 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:00:08,860 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:00:08,861 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:00:08,862 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:00:08,863 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:00:08,863 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:00:08,864 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:00:08,864 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:00:08,865 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:00:08,865 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:00:08,865 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:00:08,867 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:00:08,868 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:00:08,868 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-27 01:00:08,879 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:00:08,879 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:00:08,880 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:00:08,880 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 01:00:08,880 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 01:00:08,880 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 01:00:08,881 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 01:00:08,881 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 01:00:08,881 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 01:00:08,881 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 01:00:08,881 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 01:00:08,883 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:00:08,883 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:00:08,883 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 01:00:08,883 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:00:08,883 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:00:08,884 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:00:08,884 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:00:08,884 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:00:08,884 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:00:08,884 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:00:08,884 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:00:08,884 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:00:08,884 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 01:00:08,885 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:00:08,885 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 01:00:08,885 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 01:00:08,885 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:00:08,885 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:00:08,885 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:00:08,885 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 01:00:08,886 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:00:08,886 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 01:00:08,886 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-27 01:00:08,886 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_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/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 -> 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb [2018-10-27 01:00:08,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:00:08,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:00:08,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:00:08,928 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:00:08,928 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:00:08,929 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-10-27 01:00:08,976 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/data/45024efa4/1fb3c71d0153456ca34279029290bbd2/FLAGdfc1fae2b [2018-10-27 01:00:09,356 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:00:09,357 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-10-27 01:00:09,366 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/data/45024efa4/1fb3c71d0153456ca34279029290bbd2/FLAGdfc1fae2b [2018-10-27 01:00:09,379 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/data/45024efa4/1fb3c71d0153456ca34279029290bbd2 [2018-10-27 01:00:09,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:00:09,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:00:09,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:00:09,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:00:09,391 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:00:09,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:00:09" (1/1) ... [2018-10-27 01:00:09,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8efc2e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09, skipping insertion in model container [2018-10-27 01:00:09,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:00:09" (1/1) ... [2018-10-27 01:00:09,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:00:09,425 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:00:09,590 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:00:09,595 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:00:09,625 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:00:09,642 INFO L193 MainTranslator]: Completed translation [2018-10-27 01:00:09,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09 WrapperNode [2018-10-27 01:00:09,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 01:00:09,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 01:00:09,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 01:00:09,643 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 01:00:09,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09" (1/1) ... [2018-10-27 01:00:09,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09" (1/1) ... [2018-10-27 01:00:09,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 01:00:09,693 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 01:00:09,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 01:00:09,694 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 01:00:09,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09" (1/1) ... [2018-10-27 01:00:09,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09" (1/1) ... [2018-10-27 01:00:09,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09" (1/1) ... [2018-10-27 01:00:09,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09" (1/1) ... [2018-10-27 01:00:09,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09" (1/1) ... [2018-10-27 01:00:09,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09" (1/1) ... [2018-10-27 01:00:09,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09" (1/1) ... [2018-10-27 01:00:09,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 01:00:09,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 01:00:09,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 01:00:09,731 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 01:00:09,732 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/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 [2018-10-27 01:00:09,861 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 01:00:09,862 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 01:00:09,863 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-10-27 01:00:09,863 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-10-27 01:00:09,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 01:00:09,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 01:00:09,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 01:00:09,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:00:09,863 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-10-27 01:00:09,864 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-10-27 01:00:10,559 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:00:10,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:00:10 BoogieIcfgContainer [2018-10-27 01:00:10,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:00:10,560 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 01:00:10,561 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 01:00:10,564 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 01:00:10,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 01:00:09" (1/3) ... [2018-10-27 01:00:10,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@587acdbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:00:10, skipping insertion in model container [2018-10-27 01:00:10,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:09" (2/3) ... [2018-10-27 01:00:10,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@587acdbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:00:10, skipping insertion in model container [2018-10-27 01:00:10,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:00:10" (3/3) ... [2018-10-27 01:00:10,568 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1121a_true-unreach-call.c [2018-10-27 01:00:10,578 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 01:00:10,585 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 01:00:10,601 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 01:00:10,632 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 01:00:10,632 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 01:00:10,632 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 01:00:10,633 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 01:00:10,633 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 01:00:10,633 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 01:00:10,634 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 01:00:10,634 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 01:00:10,655 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states. [2018-10-27 01:00:10,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-10-27 01:00:10,664 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 01:00:10,665 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] [2018-10-27 01:00:10,668 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 01:00:10,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:00:10,678 INFO L82 PathProgramCache]: Analyzing trace with hash -1584020823, now seen corresponding path program 1 times [2018-10-27 01:00:10,680 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 01:00:10,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 01:00:10,729 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 01:00:10,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 01:00:10,729 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 01:00:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:00:10,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:00:10,864 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 01:00:10,864 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-27 01:00:10,864 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-27 01:00:10,870 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-27 01:00:10,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-27 01:00:10,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-27 01:00:10,887 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 2 states. [2018-10-27 01:00:10,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 01:00:10,918 INFO L93 Difference]: Finished difference Result 110 states and 166 transitions. [2018-10-27 01:00:10,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-27 01:00:10,920 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-10-27 01:00:10,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 01:00:10,932 INFO L225 Difference]: With dead ends: 110 [2018-10-27 01:00:10,935 INFO L226 Difference]: Without dead ends: 55 [2018-10-27 01:00:10,938 INFO L605 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 [2018-10-27 01:00:10,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-10-27 01:00:10,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2018-10-27 01:00:10,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-10-27 01:00:10,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 70 transitions. [2018-10-27 01:00:10,978 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 70 transitions. Word has length 22 [2018-10-27 01:00:10,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 01:00:10,978 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 70 transitions. [2018-10-27 01:00:10,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-27 01:00:10,979 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2018-10-27 01:00:10,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-27 01:00:10,979 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 01:00:10,980 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] [2018-10-27 01:00:10,980 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 01:00:10,980 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:00:10,980 INFO L82 PathProgramCache]: Analyzing trace with hash -583173435, now seen corresponding path program 1 times [2018-10-27 01:00:10,981 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-27 01:00:10,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 01:00:10,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 01:00:10,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-27 01:00:10,982 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-27 01:00:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:00:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:00:11,147 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-10-27 01:00:11,163 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,164 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,165 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,165 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,166 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,166 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,166 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,167 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,167 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,167 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,169 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,169 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,169 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,170 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,170 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,170 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,170 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,171 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,171 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,171 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,171 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,172 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,172 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,172 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,172 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,173 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,173 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,173 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,176 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,177 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-10-27 01:00:11,177 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,177 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-10-27 01:00:11,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 01:00:11 BoogieIcfgContainer [2018-10-27 01:00:11,201 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 01:00:11,201 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 01:00:11,201 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 01:00:11,201 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 01:00:11,202 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:00:10" (3/4) ... [2018-10-27 01:00:11,207 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 01:00:11,207 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 01:00:11,210 INFO L168 Benchmark]: Toolchain (without parser) took 1824.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 963.4 MB in the beginning and 1.1 GB in the end (delta: -113.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:00:11,213 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:00:11,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.30 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 947.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-27 01:00:11,215 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.21 ms. Allocated memory is still 1.0 GB. Free memory is still 947.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:00:11,216 INFO L168 Benchmark]: Boogie Preprocessor took 37.50 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 941.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 01:00:11,217 INFO L168 Benchmark]: RCFGBuilder took 828.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-10-27 01:00:11,218 INFO L168 Benchmark]: TraceAbstraction took 640.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-27 01:00:11,220 INFO L168 Benchmark]: Witness Printer took 8.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:00:11,223 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 255.30 ms. Allocated memory is still 1.0 GB. Free memory was 963.4 MB in the beginning and 947.3 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 50.21 ms. Allocated memory is still 1.0 GB. Free memory is still 947.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.50 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 941.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 828.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 640.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 8.48 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * 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 bitwiseXor at line 31, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L12-L15] RET static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L12-L15] RET static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L12-L15] RET static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L116] float x = __VERIFIER_nondet_float(); [L117] float y = 0.0f; VAL [one_fmod=1, x=6442450947, y=0, Zero_fmod={6442450949:0}] [L119] CALL, EXPR fmod_float(x, y) VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L21] CALL ieee_float_shape_type gf_u; [L21] RET ieee_float_shape_type gf_u; [L22] CALL gf_u.value = (x) [L22] RET gf_u.value = (x) [L23] CALL, EXPR gf_u.word [L23] RET, EXPR gf_u.word [L23] (hx) = gf_u.word [L23] RET (hx) = gf_u.word [L24] COND FALSE !(0) VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L26] CALL ieee_float_shape_type gf_u; [L26] RET ieee_float_shape_type gf_u; [L27] CALL gf_u.value = (y) [L27] RET gf_u.value = (y) [L28] CALL, EXPR gf_u.word [L28] RET, EXPR gf_u.word [L28] (hy) = gf_u.word [L28] RET (hy) = gf_u.word [L29] COND FALSE !(0) VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] RET return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={6442450949:0}] [L119] EXPR fmod_float(x, y) VAL [fmod_float(x, y)=6442450946, one_fmod=1, x=6442450947, y=0, Zero_fmod={6442450949:0}] [L119] float res = fmod_float(x, y); [L122] CALL, EXPR isnan_float(res) VAL [\old(x)=6442450946, one_fmod=1, Zero_fmod={6442450949:0}] [L108] RET return x != x; VAL [\old(x)=6442450946, \result=0, one_fmod=1, x=6442450946, Zero_fmod={6442450949:0}] [L122] EXPR isnan_float(res) VAL [isnan_float(res)=0, one_fmod=1, res=6442450946, x=6442450947, y=0, Zero_fmod={6442450949:0}] [L122] COND TRUE !isnan_float(res) [L123] __VERIFIER_error() VAL [one_fmod=1, res=6442450946, x=6442450947, y=0, Zero_fmod={6442450949:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 59 locations, 1 error locations. UNSAFE Result, 0.5s 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, 0.1s 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 0.1.23-1dbac8b [2018-10-27 01:00:13,254 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:00:13,255 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:00:13,265 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:00:13,265 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:00:13,266 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:00:13,267 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:00:13,269 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:00:13,271 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:00:13,272 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:00:13,272 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:00:13,273 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:00:13,273 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:00:13,275 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:00:13,276 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:00:13,276 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:00:13,277 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:00:13,280 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:00:13,282 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:00:13,283 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:00:13,284 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:00:13,285 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:00:13,289 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:00:13,293 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:00:13,293 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:00:13,294 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:00:13,295 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:00:13,295 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:00:13,296 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:00:13,297 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:00:13,297 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:00:13,300 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:00:13,301 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:00:13,301 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:00:13,302 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:00:13,302 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:00:13,302 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-27 01:00:13,317 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:00:13,317 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:00:13,319 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:00:13,319 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 01:00:13,322 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 01:00:13,322 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 01:00:13,322 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 01:00:13,322 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 01:00:13,323 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:00:13,323 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:00:13,323 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:00:13,323 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:00:13,323 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:00:13,324 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:00:13,324 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:00:13,324 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 01:00:13,324 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 01:00:13,324 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:00:13,324 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:00:13,324 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:00:13,325 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:00:13,325 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 01:00:13,325 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:00:13,325 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 01:00:13,325 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 01:00:13,328 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:00:13,329 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:00:13,329 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:00:13,329 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 01:00:13,330 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:00:13,330 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 01:00:13,330 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 01:00:13,330 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_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/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 -> 7d19ae2d93dd4f9ccec1d28558a563787c68b3eb [2018-10-27 01:00:13,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:00:13,391 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:00:13,395 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:00:13,396 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:00:13,397 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:00:13,397 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-10-27 01:00:13,445 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/data/486c58332/c726586c8a3f4a4c987d76227d15e876/FLAG984433493 [2018-10-27 01:00:13,845 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:00:13,845 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/sv-benchmarks/c/float-newlib/float_req_bl_1121a_true-unreach-call.c [2018-10-27 01:00:13,852 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/data/486c58332/c726586c8a3f4a4c987d76227d15e876/FLAG984433493 [2018-10-27 01:00:13,866 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/data/486c58332/c726586c8a3f4a4c987d76227d15e876 [2018-10-27 01:00:13,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:00:13,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:00:13,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:00:13,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:00:13,875 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:00:13,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:00:13" (1/1) ... [2018-10-27 01:00:13,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ae8abcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:13, skipping insertion in model container [2018-10-27 01:00:13,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:00:13" (1/1) ... [2018-10-27 01:00:13,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:00:13,907 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:00:14,124 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:00:14,132 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:00:14,180 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:00:14,214 INFO L193 MainTranslator]: Completed translation [2018-10-27 01:00:14,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14 WrapperNode [2018-10-27 01:00:14,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 01:00:14,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 01:00:14,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 01:00:14,216 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 01:00:14,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14" (1/1) ... [2018-10-27 01:00:14,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14" (1/1) ... [2018-10-27 01:00:14,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 01:00:14,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 01:00:14,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 01:00:14,268 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 01:00:14,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14" (1/1) ... [2018-10-27 01:00:14,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14" (1/1) ... [2018-10-27 01:00:14,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14" (1/1) ... [2018-10-27 01:00:14,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14" (1/1) ... [2018-10-27 01:00:14,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14" (1/1) ... [2018-10-27 01:00:14,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14" (1/1) ... [2018-10-27 01:00:14,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14" (1/1) ... [2018-10-27 01:00:14,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 01:00:14,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 01:00:14,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 01:00:14,331 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 01:00:14,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/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 [2018-10-27 01:00:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 01:00:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 01:00:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2018-10-27 01:00:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2018-10-27 01:00:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 01:00:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 01:00:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 01:00:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:00:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2018-10-27 01:00:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2018-10-27 01:00:14,618 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:00:14,866 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:00:14,925 WARN L317 ript$VariableManager]: TermVariabe |qquantified_#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:00:16,457 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:00:16,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:00:16 BoogieIcfgContainer [2018-10-27 01:00:16,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:00:16,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 01:00:16,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 01:00:16,462 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 01:00:16,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 01:00:13" (1/3) ... [2018-10-27 01:00:16,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e64a10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:00:16, skipping insertion in model container [2018-10-27 01:00:16,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:00:14" (2/3) ... [2018-10-27 01:00:16,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e64a10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:00:16, skipping insertion in model container [2018-10-27 01:00:16,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:00:16" (3/3) ... [2018-10-27 01:00:16,467 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1121a_true-unreach-call.c [2018-10-27 01:00:16,476 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 01:00:16,485 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-27 01:00:16,502 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-27 01:00:16,541 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-27 01:00:16,543 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 01:00:16,543 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-27 01:00:16,543 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 01:00:16,543 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 01:00:16,544 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 01:00:16,544 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 01:00:16,544 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 01:00:16,544 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 01:00:16,566 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states. [2018-10-27 01:00:16,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-10-27 01:00:16,572 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 01:00:16,573 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] [2018-10-27 01:00:16,575 INFO L424 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 01:00:16,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:00:16,581 INFO L82 PathProgramCache]: Analyzing trace with hash 988762339, now seen corresponding path program 1 times [2018-10-27 01:00:16,587 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-27 01:00:16,588 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/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 [2018-10-27 01:00:16,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 01:00:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:00:16,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:00:16,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:00:16,875 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 01:00:16,889 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 01:00:16,890 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-10-27 01:00:16,892 INFO L460 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-10-27 01:00:16,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-10-27 01:00:16,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-10-27 01:00:16,902 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 2 states. [2018-10-27 01:00:16,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 01:00:16,921 INFO L93 Difference]: Finished difference Result 108 states and 164 transitions. [2018-10-27 01:00:16,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-10-27 01:00:16,922 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 21 [2018-10-27 01:00:16,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 01:00:16,931 INFO L225 Difference]: With dead ends: 108 [2018-10-27 01:00:16,931 INFO L226 Difference]: Without dead ends: 54 [2018-10-27 01:00:16,934 INFO L605 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 [2018-10-27 01:00:16,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-10-27 01:00:16,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-10-27 01:00:16,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-10-27 01:00:16,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2018-10-27 01:00:16,970 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 69 transitions. Word has length 21 [2018-10-27 01:00:16,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 01:00:16,970 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 69 transitions. [2018-10-27 01:00:16,970 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-10-27 01:00:16,970 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2018-10-27 01:00:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-10-27 01:00:16,971 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 01:00:16,971 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] [2018-10-27 01:00:16,972 INFO L424 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 01:00:16,972 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:00:16,972 INFO L82 PathProgramCache]: Analyzing trace with hash 1170034087, now seen corresponding path program 1 times [2018-10-27 01:00:16,973 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-27 01:00:16,973 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2018-10-27 01:00:16,985 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-10-27 01:00:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:00:17,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:00:23,208 WARN L179 SmtUtils]: Spent 2.37 s on a formula simplification that was a NOOP. DAG size: 8 [2018-10-27 01:00:26,865 WARN L179 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-10-27 01:00:31,055 WARN L179 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 8 [2018-10-27 01:00:36,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:00:36,593 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 01:00:36,608 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 01:00:36,609 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-10-27 01:00:36,610 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-10-27 01:00:36,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-10-27 01:00:36,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-10-27 01:00:36,611 INFO L87 Difference]: Start difference. First operand 54 states and 69 transitions. Second operand 9 states. [2018-10-27 01:00:47,748 WARN L179 SmtUtils]: Spent 2.94 s on a formula simplification that was a NOOP. DAG size: 11 [2018-10-27 01:00:52,128 WARN L179 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 11 [2018-10-27 01:00:55,762 WARN L179 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 11 [2018-10-27 01:01:02,203 WARN L179 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 16 [2018-10-27 01:01:02,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 01:01:02,737 INFO L93 Difference]: Finished difference Result 61 states and 76 transitions. [2018-10-27 01:01:02,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-10-27 01:01:02,738 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 23 [2018-10-27 01:01:02,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 01:01:02,739 INFO L225 Difference]: With dead ends: 61 [2018-10-27 01:01:02,739 INFO L226 Difference]: Without dead ends: 54 [2018-10-27 01:01:02,740 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 36.4s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2018-10-27 01:01:02,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-10-27 01:01:02,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2018-10-27 01:01:02,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-10-27 01:01:02,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 68 transitions. [2018-10-27 01:01:02,750 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 68 transitions. Word has length 23 [2018-10-27 01:01:02,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 01:01:02,751 INFO L481 AbstractCegarLoop]: Abstraction has 54 states and 68 transitions. [2018-10-27 01:01:02,751 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-10-27 01:01:02,751 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2018-10-27 01:01:02,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-10-27 01:01:02,753 INFO L367 BasicCegarLoop]: Found error trace [2018-10-27 01:01:02,757 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] [2018-10-27 01:01:02,758 INFO L424 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-27 01:01:02,758 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:01:02,758 INFO L82 PathProgramCache]: Analyzing trace with hash -1034949521, now seen corresponding path program 1 times [2018-10-27 01:01:02,759 INFO L225 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-10-27 01:01:02,759 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/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 [2018-10-27 01:01:02,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-27 01:01:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:01:02,851 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:01:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:01:03,180 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-27 01:01:03,192 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-27 01:01:03,192 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-27 01:01:03,192 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-27 01:01:03,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-27 01:01:03,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-10-27 01:01:03,193 INFO L87 Difference]: Start difference. First operand 54 states and 68 transitions. Second operand 7 states. [2018-10-27 01:01:03,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-27 01:01:03,540 INFO L93 Difference]: Finished difference Result 56 states and 70 transitions. [2018-10-27 01:01:03,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-10-27 01:01:03,542 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-10-27 01:01:03,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-27 01:01:03,542 INFO L225 Difference]: With dead ends: 56 [2018-10-27 01:01:03,543 INFO L226 Difference]: Without dead ends: 0 [2018-10-27 01:01:03,543 INFO L605 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 [2018-10-27 01:01:03,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-27 01:01:03,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-27 01:01:03,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-27 01:01:03,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-27 01:01:03,544 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-10-27 01:01:03,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-27 01:01:03,544 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-27 01:01:03,544 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-10-27 01:01:03,545 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-27 01:01:03,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 01:01:03,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-27 01:01:04,766 WARN L179 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 11 [2018-10-27 01:01:04,788 INFO L425 ceAbstractionStarter]: For program point isnan_floatFINAL(line 108) no Hoare annotation was computed. [2018-10-27 01:01:04,788 INFO L428 ceAbstractionStarter]: At program point isnan_floatENTRY(line 108) the Hoare annotation is: true [2018-10-27 01:01:04,788 INFO L425 ceAbstractionStarter]: For program point isnan_floatEXIT(line 108) no Hoare annotation was computed. [2018-10-27 01:01:04,788 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-27 01:01:04,789 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-10-27 01:01:04,789 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-27 01:01:04,789 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-27 01:01:04,789 INFO L428 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-10-27 01:01:04,789 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-27 01:01:04,789 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-27 01:01:04,789 INFO L425 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2018-10-27 01:01:04,789 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 110 128) the Hoare annotation is: true [2018-10-27 01:01:04,790 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 110 128) no Hoare annotation was computed. [2018-10-27 01:01:04,790 INFO L425 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-10-27 01:01:04,790 INFO L421 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: (and (= (_ +zero 8 24) main_~y~0) (exists ((fmod_float_~x (_ FloatingPoint 8 24))) (= main_~res~0 (let ((.cse0 (fp.mul RNE fmod_float_~x (_ +zero 8 24)))) (fp.div RNE .cse0 .cse0))))) [2018-10-27 01:01:04,790 INFO L425 ceAbstractionStarter]: For program point L122-1(lines 122 125) no Hoare annotation was computed. [2018-10-27 01:01:04,790 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 110 128) no Hoare annotation was computed. [2018-10-27 01:01:04,790 INFO L421 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (= (_ +zero 8 24) main_~y~0) [2018-10-27 01:01:04,790 INFO L425 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2018-10-27 01:01:04,791 INFO L425 ceAbstractionStarter]: For program point fmod_floatEXIT(lines 17 105) no Hoare annotation was computed. [2018-10-27 01:01:04,791 INFO L425 ceAbstractionStarter]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2018-10-27 01:01:04,791 INFO L425 ceAbstractionStarter]: For program point L36(lines 36 37) no Hoare annotation was computed. [2018-10-27 01:01:04,791 INFO L425 ceAbstractionStarter]: For program point L86(lines 86 103) no Hoare annotation was computed. [2018-10-27 01:01:04,791 INFO L425 ceAbstractionStarter]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2018-10-27 01:01:04,791 INFO L421 ceAbstractionStarter]: At program point L20-3(lines 20 24) the Hoare annotation is: (= fmod_float_~y |fmod_float_#in~y|) [2018-10-27 01:01:04,791 INFO L425 ceAbstractionStarter]: For program point L70(lines 70 71) no Hoare annotation was computed. [2018-10-27 01:01:04,791 INFO L425 ceAbstractionStarter]: For program point L46(lines 17 105) no Hoare annotation was computed. [2018-10-27 01:01:04,792 INFO L425 ceAbstractionStarter]: For program point fmod_floatFINAL(lines 17 105) no Hoare annotation was computed. [2018-10-27 01:01:04,792 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-10-27 01:01:04,792 INFO L428 ceAbstractionStarter]: At program point fmod_floatENTRY(lines 17 105) the Hoare annotation is: true [2018-10-27 01:01:04,792 INFO L425 ceAbstractionStarter]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2018-10-27 01:01:04,792 INFO L421 ceAbstractionStarter]: At program point L88-3(lines 88 92) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-10-27 01:01:04,792 INFO L425 ceAbstractionStarter]: For program point L47-1(lines 47 48) no Hoare annotation was computed. [2018-10-27 01:01:04,792 INFO L425 ceAbstractionStarter]: For program point L47-3(lines 47 48) no Hoare annotation was computed. [2018-10-27 01:01:04,793 INFO L421 ceAbstractionStarter]: At program point L47-4(lines 47 48) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (= fmod_float_~hy~0 (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-10-27 01:01:04,793 INFO L425 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-10-27 01:01:04,793 INFO L421 ceAbstractionStarter]: At program point L97-3(lines 97 101) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-10-27 01:01:04,793 INFO L425 ceAbstractionStarter]: For program point L97-4(lines 97 101) no Hoare annotation was computed. [2018-10-27 01:01:04,793 INFO L425 ceAbstractionStarter]: For program point L40(lines 40 44) no Hoare annotation was computed. [2018-10-27 01:01:04,793 INFO L425 ceAbstractionStarter]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2018-10-27 01:01:04,797 INFO L425 ceAbstractionStarter]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2018-10-27 01:01:04,798 INFO L425 ceAbstractionStarter]: For program point L65-2(lines 65 74) no Hoare annotation was computed. [2018-10-27 01:01:04,798 INFO L425 ceAbstractionStarter]: For program point L65-4(lines 65 74) no Hoare annotation was computed. [2018-10-27 01:01:04,798 INFO L425 ceAbstractionStarter]: For program point L82-1(lines 82 85) no Hoare annotation was computed. [2018-10-27 01:01:04,798 INFO L421 ceAbstractionStarter]: At program point L82-3(lines 82 85) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-10-27 01:01:04,798 INFO L425 ceAbstractionStarter]: For program point L82-4(lines 17 105) no Hoare annotation was computed. [2018-10-27 01:01:04,798 INFO L425 ceAbstractionStarter]: For program point L41-1(lines 41 42) no Hoare annotation was computed. [2018-10-27 01:01:04,798 INFO L425 ceAbstractionStarter]: For program point L41-3(lines 41 42) no Hoare annotation was computed. [2018-10-27 01:01:04,799 INFO L421 ceAbstractionStarter]: At program point L41-4(lines 41 42) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (= fmod_float_~hy~0 (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-10-27 01:01:04,799 INFO L425 ceAbstractionStarter]: For program point L25(lines 25 29) no Hoare annotation was computed. [2018-10-27 01:01:04,799 INFO L425 ceAbstractionStarter]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2018-10-27 01:01:04,799 INFO L425 ceAbstractionStarter]: For program point L25-2(lines 17 105) no Hoare annotation was computed. [2018-10-27 01:01:04,799 INFO L425 ceAbstractionStarter]: For program point L25-3(lines 25 29) no Hoare annotation was computed. [2018-10-27 01:01:04,799 INFO L425 ceAbstractionStarter]: For program point L67(lines 67 73) no Hoare annotation was computed. [2018-10-27 01:01:04,799 INFO L425 ceAbstractionStarter]: For program point L34(lines 34 35) no Hoare annotation was computed. [2018-10-27 01:01:04,800 INFO L421 ceAbstractionStarter]: At program point L67-2(lines 65 74) the Hoare annotation is: (and (= fmod_float_~y |fmod_float_#in~y|) (exists ((v_fmod_float_~hy~0_19 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_fmod_float_~hy~0_19) ((_ extract 30 23) v_fmod_float_~hy~0_19) ((_ extract 22 0) v_fmod_float_~hy~0_19)) |fmod_float_#in~y|) (not (= (_ bv0 32) (bvand v_fmod_float_~hy~0_19 (_ bv2147483647 32))))))) [2018-10-27 01:01:04,800 INFO L425 ceAbstractionStarter]: For program point L76(lines 76 78) no Hoare annotation was computed. [2018-10-27 01:01:04,800 INFO L425 ceAbstractionStarter]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2018-10-27 01:01:04,807 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,808 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,808 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,808 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,815 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,815 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,815 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,815 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,816 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,816 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,816 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,817 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,817 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,817 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,819 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,819 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,820 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,820 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,820 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,821 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,821 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,821 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,821 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,822 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,824 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,824 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,824 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,824 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,824 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,825 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,825 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,825 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,826 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,826 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,826 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,826 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,827 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,827 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,827 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,827 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,828 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,829 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,833 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,833 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,833 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,833 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,834 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,834 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,834 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,834 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,835 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,835 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,835 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,835 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,836 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,836 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,836 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,836 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 01:01:04 BoogieIcfgContainer [2018-10-27 01:01:04,841 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 01:01:04,841 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 01:01:04,841 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 01:01:04,841 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 01:01:04,847 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:00:16" (3/4) ... [2018-10-27 01:01:04,851 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 01:01:04,857 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2018-10-27 01:01:04,860 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-27 01:01:04,860 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-27 01:01:04,860 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fmod_float [2018-10-27 01:01:04,869 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 82 nodes and edges [2018-10-27 01:01:04,870 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2018-10-27 01:01:04,871 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-10-27 01:01:04,872 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-27 01:01:04,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) [2018-10-27 01:01:04,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-10-27 01:01:04,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-10-27 01:01:04,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-10-27 01:01:04,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-10-27 01:01:04,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-10-27 01:01:04,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) [2018-10-27 01:01:04,951 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_17ae5288-eaf1-4390-b3a2-2d90233f6ff8/bin-2019/utaipan/witness.graphml [2018-10-27 01:01:04,951 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 01:01:04,952 INFO L168 Benchmark]: Toolchain (without parser) took 51082.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 953.3 MB in the beginning and 992.5 MB in the end (delta: -39.3 MB). Peak memory consumption was 127.9 MB. Max. memory is 11.5 GB. [2018-10-27 01:01:04,952 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:01:04,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.28 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-27 01:01:04,953 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.26 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:01:04,953 INFO L168 Benchmark]: Boogie Preprocessor took 62.37 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 01:01:04,957 INFO L168 Benchmark]: RCFGBuilder took 2127.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 931.8 MB in the beginning and 1.1 GB in the end (delta: -189.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:01:04,958 INFO L168 Benchmark]: TraceAbstraction took 48381.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 999.2 MB in the end (delta: 122.3 MB). Peak memory consumption was 122.3 MB. Max. memory is 11.5 GB. [2018-10-27 01:01:04,958 INFO L168 Benchmark]: Witness Printer took 110.30 ms. Allocated memory is still 1.2 GB. Free memory was 999.2 MB in the beginning and 992.5 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-10-27 01:01:04,961 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 344.28 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.26 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.37 ms. Allocated memory is still 1.0 GB. Free memory was 937.1 MB in the beginning and 931.8 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2127.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 931.8 MB in the beginning and 1.1 GB in the end (delta: -189.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 48381.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 999.2 MB in the end (delta: 122.3 MB). Peak memory consumption was 122.3 MB. Max. memory is 11.5 GB. * Witness Printer took 110.30 ms. Allocated memory is still 1.2 GB. Free memory was 999.2 MB in the beginning and 992.5 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_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,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 [2018-10-27 01:01:04,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,974 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,975 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 82]: Loop Invariant [2018-10-27 01:01:04,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,976 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 41]: Loop Invariant [2018-10-27 01:01:04,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,977 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,978 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,979 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 88]: Loop Invariant [2018-10-27 01:01:04,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,980 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,981 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,994 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 47]: Loop Invariant [2018-10-27 01:01:04,994 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,994 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,995 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,997 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,998 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,998 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,998 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,998 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,998 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,998 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,999 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: (y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && hy == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: y == \old(y) - InvariantResult [Line: 65]: Loop Invariant [2018-10-27 01:01:04,999 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:04,999 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:05,000 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:05,000 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:05,000 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:05,000 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:05,000 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] [2018-10-27 01:01:05,001 WARN L387 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_fmod_float_~hy~0_19,QUANTIFIED] Derived loop invariant: y == \old(y) && (\exists v_fmod_float_~hy~0_19 : bv32 :: ~fp~LONGDOUBLE(v_fmod_float_~hy~0_19[31:31], v_fmod_float_~hy~0_19[30:23], v_fmod_float_~hy~0_19[22:0]) == \old(y) && !(0bv32 == ~bvand32(v_fmod_float_~hy~0_19, 2147483647bv32))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 58 locations, 1 error locations. SAFE Result, 48.2s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 26.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 186 SDtfs, 162 SDslu, 521 SDs, 0 SdLazy, 97 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 36.8s 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 17 PreInvPairs, 25 NumberOfFragments, 187 HoareAnnotationTreeSize, 17 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 19.7s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 65 ConstructedInterpolants, 8 QuantifiedInterpolants, 5614 SizeOfPredicates, 13 NumberOfNonLiveVariables, 339 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...