./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0930_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0930_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/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 8d1cc22c86ec678ca6c8e47fb3affd89f077aca1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0930_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/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 8d1cc22c86ec678ca6c8e47fb3affd89f077aca1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:01:08,908 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:01:08,909 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:01:08,915 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:01:08,916 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:01:08,916 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:01:08,917 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:01:08,918 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:01:08,919 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:01:08,920 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:01:08,920 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:01:08,920 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:01:08,921 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:01:08,922 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:01:08,922 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:01:08,923 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:01:08,924 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:01:08,925 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:01:08,926 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:01:08,927 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:01:08,927 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:01:08,928 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:01:08,930 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:01:08,930 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:01:08,930 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:01:08,930 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:01:08,931 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:01:08,932 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:01:08,932 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:01:08,933 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:01:08,933 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:01:08,933 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:01:08,934 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:01:08,934 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:01:08,934 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:01:08,935 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:01:08,935 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 12:01:08,944 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:01:08,944 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:01:08,945 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:01:08,945 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 12:01:08,945 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 12:01:08,945 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 12:01:08,945 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 12:01:08,946 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 12:01:08,946 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 12:01:08,946 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 12:01:08,946 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 12:01:08,946 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 12:01:08,946 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 12:01:08,947 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:01:08,947 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:01:08,947 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:01:08,947 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:01:08,947 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:01:08,947 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:01:08,948 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:01:08,948 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:01:08,948 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:01:08,948 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:01:08,948 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:01:08,948 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:01:08,948 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:01:08,948 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:01:08,949 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:01:08,949 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 12:01:08,949 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:01:08,949 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:01:08,949 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:01:08,949 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:01:08,949 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 12:01:08,949 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:01:08,950 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:01:08,950 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 12:01:08,950 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_803f1d79-e46c-4719-b500-dc93443bbcb8/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 -> 8d1cc22c86ec678ca6c8e47fb3affd89f077aca1 [2018-11-23 12:01:08,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:01:08,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:01:08,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:01:08,984 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:01:08,984 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:01:08,984 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0930_true-unreach-call.c [2018-11-23 12:01:09,019 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/data/bbff7d2fc/9072a54145e64ab2bb6dd86045df9a2d/FLAG78ef6efb9 [2018-11-23 12:01:09,423 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:01:09,424 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/sv-benchmarks/c/float-newlib/float_req_bl_0930_true-unreach-call.c [2018-11-23 12:01:09,429 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/data/bbff7d2fc/9072a54145e64ab2bb6dd86045df9a2d/FLAG78ef6efb9 [2018-11-23 12:01:09,438 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/data/bbff7d2fc/9072a54145e64ab2bb6dd86045df9a2d [2018-11-23 12:01:09,440 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:01:09,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:01:09,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:01:09,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:01:09,444 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:01:09,444 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:01:09" (1/1) ... [2018-11-23 12:01:09,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b02929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09, skipping insertion in model container [2018-11-23 12:01:09,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:01:09" (1/1) ... [2018-11-23 12:01:09,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:01:09,474 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:01:09,602 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:01:09,604 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:01:09,632 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:01:09,647 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:01:09,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09 WrapperNode [2018-11-23 12:01:09,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:01:09,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:01:09,648 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:01:09,648 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:01:09,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09" (1/1) ... [2018-11-23 12:01:09,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09" (1/1) ... [2018-11-23 12:01:09,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:01:09,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:01:09,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:01:09,712 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:01:09,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09" (1/1) ... [2018-11-23 12:01:09,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09" (1/1) ... [2018-11-23 12:01:09,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09" (1/1) ... [2018-11-23 12:01:09,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09" (1/1) ... [2018-11-23 12:01:09,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09" (1/1) ... [2018-11-23 12:01:09,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09" (1/1) ... [2018-11-23 12:01:09,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09" (1/1) ... [2018-11-23 12:01:09,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:01:09,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:01:09,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:01:09,741 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:01:09,741 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:01:09,777 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 12:01:09,777 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 12:01:09,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 12:01:09,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 12:01:09,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 12:01:09,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 12:01:09,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 12:01:09,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:01:09,777 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2018-11-23 12:01:09,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2018-11-23 12:01:09,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:01:09,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:01:09,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 12:01:09,778 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-11-23 12:01:09,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-11-23 12:01:09,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 12:01:09,969 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:01:09,969 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-23 12:01:09,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:01:09 BoogieIcfgContainer [2018-11-23 12:01:09,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:01:09,970 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 12:01:09,970 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 12:01:09,972 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 12:01:09,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:01:09" (1/3) ... [2018-11-23 12:01:09,973 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c3718d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:01:09, skipping insertion in model container [2018-11-23 12:01:09,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:09" (2/3) ... [2018-11-23 12:01:09,973 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c3718d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:01:09, skipping insertion in model container [2018-11-23 12:01:09,973 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:01:09" (3/3) ... [2018-11-23 12:01:09,975 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0930_true-unreach-call.c [2018-11-23 12:01:09,981 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 12:01:09,986 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 12:01:09,996 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 12:01:10,017 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 12:01:10,017 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 12:01:10,017 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 12:01:10,018 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:01:10,018 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:01:10,018 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 12:01:10,018 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:01:10,018 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 12:01:10,029 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-11-23 12:01:10,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 12:01:10,034 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:01:10,035 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:01:10,036 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:01:10,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:01:10,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1500863293, now seen corresponding path program 1 times [2018-11-23 12:01:10,042 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:01:10,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:01:10,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:01:10,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:01:10,078 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:01:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:01:10,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:01:10,140 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:01:10,140 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 12:01:10,140 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 12:01:10,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 12:01:10,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 12:01:10,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 12:01:10,152 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2018-11-23 12:01:10,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:01:10,168 INFO L93 Difference]: Finished difference Result 86 states and 127 transitions. [2018-11-23 12:01:10,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 12:01:10,169 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-23 12:01:10,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:01:10,176 INFO L225 Difference]: With dead ends: 86 [2018-11-23 12:01:10,176 INFO L226 Difference]: Without dead ends: 43 [2018-11-23 12:01:10,178 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 12:01:10,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-11-23 12:01:10,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2018-11-23 12:01:10,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-11-23 12:01:10,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 54 transitions. [2018-11-23 12:01:10,202 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 54 transitions. Word has length 17 [2018-11-23 12:01:10,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:01:10,202 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 54 transitions. [2018-11-23 12:01:10,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 12:01:10,202 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2018-11-23 12:01:10,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 12:01:10,203 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:01:10,203 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:01:10,203 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:01:10,203 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:01:10,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1557758696, now seen corresponding path program 1 times [2018-11-23 12:01:10,204 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 12:01:10,204 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:01:10,204 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:01:10,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 12:01:10,205 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 12:01:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:01:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 12:01:10,268 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=12, |#NULL.offset|=6, |old(#NULL.base)|=12, |old(#NULL.offset)|=6, |old(~Lg1_log~0)|=20.0, |old(~Lg2_log~0)|=21.0, |old(~Lg3_log~0)|=5.0, |old(~Lg4_log~0)|=8.0, |old(~Lg5_log~0)|=10.0, |old(~Lg6_log~0)|=16.0, |old(~Lg7_log~0)|=15.0, |old(~ln2_hi_log~0)|=7.0, |old(~ln2_lo_log~0)|=11.0, |old(~two25_log~0)|=14.0, |old(~zero_log~0)|=13.0, ~Lg1_log~0=20.0, ~Lg2_log~0=21.0, ~Lg3_log~0=5.0, ~Lg4_log~0=8.0, ~Lg5_log~0=10.0, ~Lg6_log~0=16.0, ~Lg7_log~0=15.0, ~ln2_hi_log~0=7.0, ~ln2_lo_log~0=11.0, ~two25_log~0=14.0, ~zero_log~0=13.0] [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~ln2_hi_log~0 := 0.69313812256;~ln2_lo_log~0 := 9.0580006145E-6;~two25_log~0 := 3.3554432E7;~Lg1_log~0 := 0.66666668653;~Lg2_log~0 := 0.40000000596;~Lg3_log~0 := 0.28571429849;~Lg4_log~0 := 0.22222198546;~Lg5_log~0 := 0.1818357259;~Lg6_log~0 := 0.15313838422;~Lg7_log~0 := 0.1479819864;~zero_log~0 := 0.0; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=12, |old(#NULL.offset)|=6, |old(~Lg1_log~0)|=20.0, |old(~Lg2_log~0)|=21.0, |old(~Lg3_log~0)|=5.0, |old(~Lg4_log~0)|=8.0, |old(~Lg5_log~0)|=10.0, |old(~Lg6_log~0)|=16.0, |old(~Lg7_log~0)|=15.0, |old(~ln2_hi_log~0)|=7.0, |old(~ln2_lo_log~0)|=11.0, |old(~two25_log~0)|=14.0, |old(~zero_log~0)|=13.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=12, |old(#NULL.offset)|=6, |old(~Lg1_log~0)|=20.0, |old(~Lg2_log~0)|=21.0, |old(~Lg3_log~0)|=5.0, |old(~Lg4_log~0)|=8.0, |old(~Lg5_log~0)|=10.0, |old(~Lg6_log~0)|=16.0, |old(~Lg7_log~0)|=15.0, |old(~ln2_hi_log~0)|=7.0, |old(~ln2_lo_log~0)|=11.0, |old(~two25_log~0)|=14.0, |old(~zero_log~0)|=13.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] RET #126#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] CALL call #t~ret11 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] ~x~0 := 1.0; VAL [main_~x~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=1.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] ~x := #in~x;havoc ~hfsq~0;havoc ~f~0;havoc ~s~0;havoc ~z~0;havoc ~R~0;havoc ~w~0;havoc ~t1~0;havoc ~t2~0;havoc ~dk~0;havoc ~k~0;havoc ~ix~0;havoc ~i~0;havoc ~j~0; VAL [__ieee754_logf_~x=1.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=1.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4);call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4);call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4);~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296);call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4);havoc #t~mem0;havoc #t~union1;call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset);havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [__ieee754_logf_~ix~0=2, __ieee754_logf_~x=1.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=1.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] goto; VAL [__ieee754_logf_~ix~0=2, __ieee754_logf_~x=1.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=1.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] ~k~0 := 0; VAL [__ieee754_logf_~ix~0=2, __ieee754_logf_~k~0=0, __ieee754_logf_~x=1.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=1.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume 0 == ~bitwiseAnd(~ix~0, 2147483647);#res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [__ieee754_logf_~ix~0=2, __ieee754_logf_~k~0=0, __ieee754_logf_~x=1.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=1.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume true; VAL [__ieee754_logf_~ix~0=2, __ieee754_logf_~k~0=0, __ieee754_logf_~x=1.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_logf_#in~x|=1.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] RET #130#return; VAL [main_~x~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret8|=9.0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] ~res~0 := #t~ret8;havoc #t~ret8;#t~short10 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [main_~res~0=9.0, main_~x~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~short10|=false, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume !#t~short10; VAL [main_~res~0=9.0, main_~x~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~short10|=false, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume !#t~short10;havoc #t~ret9;havoc #t~short10; VAL [main_~res~0=9.0, main_~x~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] assume !false; VAL [main_~res~0=9.0, main_~x~0=1.0, |#NULL.base|=0, |#NULL.offset|=0, ~Lg1_log~0=(/ 66666668653.0 100000000000.0), ~Lg2_log~0=(/ 10000000149.0 25000000000.0), ~Lg3_log~0=(/ 28571429849.0 100000000000.0), ~Lg4_log~0=(/ 11111099273.0 50000000000.0), ~Lg5_log~0=(/ 1818357259.0 10000000000.0), ~Lg6_log~0=(/ 7656919211.0 50000000000.0), ~Lg7_log~0=(/ 184977483.0 1250000000.0), ~ln2_hi_log~0=(/ 2166056633.0 3125000000.0), ~ln2_lo_log~0=(/ 18116001229.0 2000000000000000.0), ~two25_log~0=33554432.0, ~zero_log~0=0.0] [?] CALL call ULTIMATE.init(); VAL [#NULL.base=12, #NULL.offset=6, old(#NULL.base)=12, old(#NULL.offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=20.0, ~Lg2_log~0=21.0, ~Lg3_log~0=5.0, ~Lg4_log~0=8.0, ~Lg5_log~0=10.0, ~Lg6_log~0=16.0, ~Lg7_log~0=15.0, ~ln2_hi_log~0=7.0, ~ln2_lo_log~0=11.0, ~two25_log~0=14.0, ~zero_log~0=13.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L12-L16] ~ln2_hi_log~0 := 0.69313812256; [L12-L16] ~ln2_lo_log~0 := 9.0580006145E-6; [L12-L16] ~two25_log~0 := 3.3554432E7; [L12-L16] ~Lg1_log~0 := 0.66666668653; [L12-L16] ~Lg2_log~0 := 0.40000000596; [L12-L16] ~Lg3_log~0 := 0.28571429849; [L12-L16] ~Lg4_log~0 := 0.22222198546; [L12-L16] ~Lg5_log~0 := 0.1818357259; [L12-L16] ~Lg6_log~0 := 0.15313838422; [L12-L16] ~Lg7_log~0 := 0.1479819864; [L18] ~zero_log~0 := 0.0; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=12, old(#NULL.offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=12, old(#NULL.offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret11 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L116] ~x~0 := 1.0; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L20-L96] ~x := #in~x; [L21] havoc ~hfsq~0; [L21] havoc ~f~0; [L21] havoc ~s~0; [L21] havoc ~z~0; [L21] havoc ~R~0; [L21] havoc ~w~0; [L21] havoc ~t1~0; [L21] havoc ~t2~0; [L21] havoc ~dk~0; [L22] havoc ~k~0; [L22] havoc ~ix~0; [L22] havoc ~i~0; [L22] havoc ~j~0; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L25] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L26] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L27] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L27] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L27] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L27] havoc #t~mem0; [L27] havoc #t~union1; [L25] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L25] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~ix~0=2, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L30] ~k~0 := 0; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L31-L32] assume 0 == ~bitwiseAnd(~ix~0, 2147483647); [L32] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L20-L96] ensures true; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L117] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=9.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] ~res~0 := #t~ret8; [L117] havoc #t~ret8; [L120] #t~short10 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120] assume !#t~short10; VAL [#NULL.base=0, #NULL.offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120-L123] assume !#t~short10; [L120] havoc #t~ret9; [L120] havoc #t~short10; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L121] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=12, #NULL.offset=6, old(#NULL.base)=12, old(#NULL.offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=20.0, ~Lg2_log~0=21.0, ~Lg3_log~0=5.0, ~Lg4_log~0=8.0, ~Lg5_log~0=10.0, ~Lg6_log~0=16.0, ~Lg7_log~0=15.0, ~ln2_hi_log~0=7.0, ~ln2_lo_log~0=11.0, ~two25_log~0=14.0, ~zero_log~0=13.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L12-L16] ~ln2_hi_log~0 := 0.69313812256; [L12-L16] ~ln2_lo_log~0 := 9.0580006145E-6; [L12-L16] ~two25_log~0 := 3.3554432E7; [L12-L16] ~Lg1_log~0 := 0.66666668653; [L12-L16] ~Lg2_log~0 := 0.40000000596; [L12-L16] ~Lg3_log~0 := 0.28571429849; [L12-L16] ~Lg4_log~0 := 0.22222198546; [L12-L16] ~Lg5_log~0 := 0.1818357259; [L12-L16] ~Lg6_log~0 := 0.15313838422; [L12-L16] ~Lg7_log~0 := 0.1479819864; [L18] ~zero_log~0 := 0.0; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=12, old(#NULL.offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=12, old(#NULL.offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret11 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L116] ~x~0 := 1.0; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L20-L96] ~x := #in~x; [L21] havoc ~hfsq~0; [L21] havoc ~f~0; [L21] havoc ~s~0; [L21] havoc ~z~0; [L21] havoc ~R~0; [L21] havoc ~w~0; [L21] havoc ~t1~0; [L21] havoc ~t2~0; [L21] havoc ~dk~0; [L22] havoc ~k~0; [L22] havoc ~ix~0; [L22] havoc ~i~0; [L22] havoc ~j~0; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L25] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L26] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L27] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L27] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L27] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L27] havoc #t~mem0; [L27] havoc #t~union1; [L25] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L25] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~ix~0=2, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L30] ~k~0 := 0; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L31-L32] assume 0 == ~bitwiseAnd(~ix~0, 2147483647); [L32] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L20-L96] ensures true; VAL [#in~x=1.0, #NULL.base=0, #NULL.offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L117] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret8=9.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] ~res~0 := #t~ret8; [L117] havoc #t~ret8; [L120] #t~short10 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL.base=0, #NULL.offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120] assume !#t~short10; VAL [#NULL.base=0, #NULL.offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120-L123] assume !#t~short10; [L120] havoc #t~ret9; [L120] havoc #t~short10; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L121] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=12, #NULL!offset=6, old(#NULL!base)=12, old(#NULL!offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=20.0, ~Lg2_log~0=21.0, ~Lg3_log~0=5.0, ~Lg4_log~0=8.0, ~Lg5_log~0=10.0, ~Lg6_log~0=16.0, ~Lg7_log~0=15.0, ~ln2_hi_log~0=7.0, ~ln2_lo_log~0=11.0, ~two25_log~0=14.0, ~zero_log~0=13.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12-L16] ~ln2_hi_log~0 := 0.69313812256; [L12-L16] ~ln2_lo_log~0 := 9.0580006145E-6; [L12-L16] ~two25_log~0 := 3.3554432E7; [L12-L16] ~Lg1_log~0 := 0.66666668653; [L12-L16] ~Lg2_log~0 := 0.40000000596; [L12-L16] ~Lg3_log~0 := 0.28571429849; [L12-L16] ~Lg4_log~0 := 0.22222198546; [L12-L16] ~Lg5_log~0 := 0.1818357259; [L12-L16] ~Lg6_log~0 := 0.15313838422; [L12-L16] ~Lg7_log~0 := 0.1479819864; [L18] ~zero_log~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=12, old(#NULL!offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret11 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L116] ~x~0 := 1.0; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L20-L96] ~x := #in~x; [L21] havoc ~hfsq~0; [L21] havoc ~f~0; [L21] havoc ~s~0; [L21] havoc ~z~0; [L21] havoc ~R~0; [L21] havoc ~w~0; [L21] havoc ~t1~0; [L21] havoc ~t2~0; [L21] havoc ~dk~0; [L22] havoc ~k~0; [L22] havoc ~ix~0; [L22] havoc ~i~0; [L22] havoc ~j~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L25] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L26] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L27] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] havoc #t~mem0; [L27] havoc #t~union1; [L25] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L25] havoc ~#gf_u~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L30] ~k~0 := 0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L31] COND TRUE 0 == ~bitwiseAnd(~ix~0, 2147483647) [L32] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L117] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=9.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] ~res~0 := #t~ret8; [L117] havoc #t~ret8; [L120] #t~short10 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120] COND FALSE !(#t~short10) VAL [#NULL!base=0, #NULL!offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120] COND TRUE !#t~short10 [L120] havoc #t~ret9; [L120] havoc #t~short10; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L121] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=12, #NULL!offset=6, old(#NULL!base)=12, old(#NULL!offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=20.0, ~Lg2_log~0=21.0, ~Lg3_log~0=5.0, ~Lg4_log~0=8.0, ~Lg5_log~0=10.0, ~Lg6_log~0=16.0, ~Lg7_log~0=15.0, ~ln2_hi_log~0=7.0, ~ln2_lo_log~0=11.0, ~two25_log~0=14.0, ~zero_log~0=13.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12-L16] ~ln2_hi_log~0 := 0.69313812256; [L12-L16] ~ln2_lo_log~0 := 9.0580006145E-6; [L12-L16] ~two25_log~0 := 3.3554432E7; [L12-L16] ~Lg1_log~0 := 0.66666668653; [L12-L16] ~Lg2_log~0 := 0.40000000596; [L12-L16] ~Lg3_log~0 := 0.28571429849; [L12-L16] ~Lg4_log~0 := 0.22222198546; [L12-L16] ~Lg5_log~0 := 0.1818357259; [L12-L16] ~Lg6_log~0 := 0.15313838422; [L12-L16] ~Lg7_log~0 := 0.1479819864; [L18] ~zero_log~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=12, old(#NULL!offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret11 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L116] ~x~0 := 1.0; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L20-L96] ~x := #in~x; [L21] havoc ~hfsq~0; [L21] havoc ~f~0; [L21] havoc ~s~0; [L21] havoc ~z~0; [L21] havoc ~R~0; [L21] havoc ~w~0; [L21] havoc ~t1~0; [L21] havoc ~t2~0; [L21] havoc ~dk~0; [L22] havoc ~k~0; [L22] havoc ~ix~0; [L22] havoc ~i~0; [L22] havoc ~j~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L25] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L26] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L27] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] havoc #t~mem0; [L27] havoc #t~union1; [L25] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L25] havoc ~#gf_u~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L30] ~k~0 := 0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L31] COND TRUE 0 == ~bitwiseAnd(~ix~0, 2147483647) [L32] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L117] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=9.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] ~res~0 := #t~ret8; [L117] havoc #t~ret8; [L120] #t~short10 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120] COND FALSE !(#t~short10) VAL [#NULL!base=0, #NULL!offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120] COND TRUE !#t~short10 [L120] havoc #t~ret9; [L120] havoc #t~short10; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L121] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=12, #NULL!offset=6, old(#NULL!base)=12, old(#NULL!offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=20.0, ~Lg2_log~0=21.0, ~Lg3_log~0=5.0, ~Lg4_log~0=8.0, ~Lg5_log~0=10.0, ~Lg6_log~0=16.0, ~Lg7_log~0=15.0, ~ln2_hi_log~0=7.0, ~ln2_lo_log~0=11.0, ~two25_log~0=14.0, ~zero_log~0=13.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12-L16] ~ln2_hi_log~0 := 0.69313812256; [L12-L16] ~ln2_lo_log~0 := 9.0580006145E-6; [L12-L16] ~two25_log~0 := 3.3554432E7; [L12-L16] ~Lg1_log~0 := 0.66666668653; [L12-L16] ~Lg2_log~0 := 0.40000000596; [L12-L16] ~Lg3_log~0 := 0.28571429849; [L12-L16] ~Lg4_log~0 := 0.22222198546; [L12-L16] ~Lg5_log~0 := 0.1818357259; [L12-L16] ~Lg6_log~0 := 0.15313838422; [L12-L16] ~Lg7_log~0 := 0.1479819864; [L18] ~zero_log~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=12, old(#NULL!offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret11 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L116] ~x~0 := 1.0; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L20-L96] ~x := #in~x; [L21] havoc ~hfsq~0; [L21] havoc ~f~0; [L21] havoc ~s~0; [L21] havoc ~z~0; [L21] havoc ~R~0; [L21] havoc ~w~0; [L21] havoc ~t1~0; [L21] havoc ~t2~0; [L21] havoc ~dk~0; [L22] havoc ~k~0; [L22] havoc ~ix~0; [L22] havoc ~i~0; [L22] havoc ~j~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L25] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L26] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L27] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] havoc #t~mem0; [L27] havoc #t~union1; [L25] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L25] havoc ~#gf_u~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L30] ~k~0 := 0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L31] COND TRUE 0 == ~bitwiseAnd(~ix~0, 2147483647) [L32] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L117] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=9.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] ~res~0 := #t~ret8; [L117] havoc #t~ret8; [L120] #t~short10 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120] COND FALSE !(#t~short10) VAL [#NULL!base=0, #NULL!offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120] COND TRUE !#t~short10 [L120] havoc #t~ret9; [L120] havoc #t~short10; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L121] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=12, #NULL!offset=6, old(#NULL!base)=12, old(#NULL!offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=20.0, ~Lg2_log~0=21.0, ~Lg3_log~0=5.0, ~Lg4_log~0=8.0, ~Lg5_log~0=10.0, ~Lg6_log~0=16.0, ~Lg7_log~0=15.0, ~ln2_hi_log~0=7.0, ~ln2_lo_log~0=11.0, ~two25_log~0=14.0, ~zero_log~0=13.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L12-L16] ~ln2_hi_log~0 := 0.69313812256; [L12-L16] ~ln2_lo_log~0 := 9.0580006145E-6; [L12-L16] ~two25_log~0 := 3.3554432E7; [L12-L16] ~Lg1_log~0 := 0.66666668653; [L12-L16] ~Lg2_log~0 := 0.40000000596; [L12-L16] ~Lg3_log~0 := 0.28571429849; [L12-L16] ~Lg4_log~0 := 0.22222198546; [L12-L16] ~Lg5_log~0 := 0.1818357259; [L12-L16] ~Lg6_log~0 := 0.15313838422; [L12-L16] ~Lg7_log~0 := 0.1479819864; [L18] ~zero_log~0 := 0.0; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=12, old(#NULL!offset)=6, old(~Lg1_log~0)=20.0, old(~Lg2_log~0)=21.0, old(~Lg3_log~0)=5.0, old(~Lg4_log~0)=8.0, old(~Lg5_log~0)=10.0, old(~Lg6_log~0)=16.0, old(~Lg7_log~0)=15.0, old(~ln2_hi_log~0)=7.0, old(~ln2_lo_log~0)=11.0, old(~two25_log~0)=14.0, old(~zero_log~0)=13.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [?] CALL call #t~ret11 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L116] ~x~0 := 1.0; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] CALL call #t~ret8 := __ieee754_logf(~x~0); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~zero_log~0=0.0] [L20-L96] ~x := #in~x; [L21] havoc ~hfsq~0; [L21] havoc ~f~0; [L21] havoc ~s~0; [L21] havoc ~z~0; [L21] havoc ~R~0; [L21] havoc ~w~0; [L21] havoc ~t1~0; [L21] havoc ~t2~0; [L21] havoc ~dk~0; [L22] havoc ~k~0; [L22] havoc ~ix~0; [L22] havoc ~i~0; [L22] havoc ~j~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L25] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L26] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] ~ix~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L27] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L27] havoc #t~mem0; [L27] havoc #t~union1; [L25] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L25] havoc ~#gf_u~0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L30] ~k~0 := 0; VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L31] COND TRUE 0 == ~bitwiseAnd(~ix~0, 2147483647) [L32] #res := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(~two25_log~0), ~zero_log~0); VAL [#in~x=1.0, #NULL!base=0, #NULL!offset=0, ~ix~0=2, ~k~0=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x=1.0, ~zero_log~0=0.0] [L117] RET call #t~ret8 := __ieee754_logf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret8=9.0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L117] ~res~0 := #t~ret8; [L117] havoc #t~ret8; [L120] #t~short10 := ~someBinaryFLOATComparisonOperation(~res~0, 0.0); VAL [#NULL!base=0, #NULL!offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120] COND FALSE !(#t~short10) VAL [#NULL!base=0, #NULL!offset=0, #t~short10=false, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L120] COND TRUE !#t~short10 [L120] havoc #t~ret9; [L120] havoc #t~short10; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L121] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~Lg1_log~0=66666668653/100000000000, ~Lg2_log~0=10000000149/25000000000, ~Lg3_log~0=28571429849/100000000000, ~Lg4_log~0=11111099273/50000000000, ~Lg5_log~0=1818357259/10000000000, ~Lg6_log~0=7656919211/50000000000, ~Lg7_log~0=184977483/1250000000, ~ln2_hi_log~0=2166056633/3125000000, ~ln2_lo_log~0=18116001229/2000000000000000, ~res~0=9.0, ~two25_log~0=3.3554432E7, ~x~0=1.0, ~zero_log~0=0.0] [L12-L16] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L18] static const float zero_log = 0.0; VAL [\old(Lg1_log)=20, \old(Lg2_log)=21, \old(Lg3_log)=5, \old(Lg4_log)=8, \old(Lg5_log)=10, \old(Lg6_log)=16, \old(Lg7_log)=15, \old(ln2_hi_log)=7, \old(ln2_lo_log)=11, \old(two25_log)=14, \old(zero_log)=13, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L116] float x = 1.0f; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=1, zero_log=0] [L117] CALL, EXPR __ieee754_logf(x) VAL [\old(x)=1, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L21] float hfsq, f, s, z, R, w, t1, t2, dk; [L22] __int32_t k, ix, i, j; VAL [\old(x)=1, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=1, zero_log=0] [L25] ieee_float_shape_type gf_u; [L26] gf_u.value = (x) [L27] EXPR gf_u.word [L27] (ix) = gf_u.word [L30] k = 0 VAL [\old(x)=1, ix=2, k=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=1, zero_log=0] [L31] COND TRUE ((ix & 0x7fffffff) == 0) [L32] return -two25_log / zero_log; VAL [\old(x)=1, ix=2, k=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=1, zero_log=0] [L117] RET, EXPR __ieee754_logf(x) VAL [__ieee754_logf(x)=9, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=1, zero_log=0] [L117] float res = __ieee754_logf(x); [L120] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, res=9, res == 0.0f && __signbit_float(res) == 0=0, two25_log=33554432, x=1, zero_log=0] [L120] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L121] __VERIFIER_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, res=9, two25_log=33554432, x=1, zero_log=0] ----- [2018-11-23 12:01:10,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 12:01:10 BoogieIcfgContainer [2018-11-23 12:01:10,323 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 12:01:10,323 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:01:10,323 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:01:10,323 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:01:10,324 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:01:09" (3/4) ... [2018-11-23 12:01:10,327 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 12:01:10,327 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:01:10,328 INFO L168 Benchmark]: Toolchain (without parser) took 887.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 958.0 MB in the beginning and 1.1 GB in the end (delta: -161.8 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:01:10,329 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:01:10,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 206.83 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 944.6 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 12:01:10,330 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 944.6 MB in the beginning and 1.2 GB in the end (delta: -240.5 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:01:10,330 INFO L168 Benchmark]: Boogie Preprocessor took 28.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:01:10,331 INFO L168 Benchmark]: RCFGBuilder took 229.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2018-11-23 12:01:10,331 INFO L168 Benchmark]: TraceAbstraction took 352.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 38.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. [2018-11-23 12:01:10,332 INFO L168 Benchmark]: Witness Printer took 3.90 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. [2018-11-23 12:01:10,334 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 206.83 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 944.6 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.8 MB). Free memory was 944.6 MB in the beginning and 1.2 GB in the end (delta: -240.5 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.85 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 229.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 352.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 38.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. * Witness Printer took 3.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 121]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 120, overapproximation of someBinaryArithmeticFLOAToperation at line 32, overapproximation of bitwiseAnd at line 31. Possible FailurePath: [L12-L16] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L18] static const float zero_log = 0.0; VAL [\old(Lg1_log)=20, \old(Lg2_log)=21, \old(Lg3_log)=5, \old(Lg4_log)=8, \old(Lg5_log)=10, \old(Lg6_log)=16, \old(Lg7_log)=15, \old(ln2_hi_log)=7, \old(ln2_lo_log)=11, \old(two25_log)=14, \old(zero_log)=13, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L116] float x = 1.0f; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=1, zero_log=0] [L117] CALL, EXPR __ieee754_logf(x) VAL [\old(x)=1, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L21] float hfsq, f, s, z, R, w, t1, t2, dk; [L22] __int32_t k, ix, i, j; VAL [\old(x)=1, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=1, zero_log=0] [L25] ieee_float_shape_type gf_u; [L26] gf_u.value = (x) [L27] EXPR gf_u.word [L27] (ix) = gf_u.word [L30] k = 0 VAL [\old(x)=1, ix=2, k=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=1, zero_log=0] [L31] COND TRUE ((ix & 0x7fffffff) == 0) [L32] return -two25_log / zero_log; VAL [\old(x)=1, ix=2, k=0, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=1, zero_log=0] [L117] RET, EXPR __ieee754_logf(x) VAL [__ieee754_logf(x)=9, Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, x=1, zero_log=0] [L117] float res = __ieee754_logf(x); [L120] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, res=9, res == 0.0f && __signbit_float(res) == 0=0, two25_log=33554432, x=1, zero_log=0] [L120] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L121] __VERIFIER_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, res=9, two25_log=33554432, x=1, zero_log=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 47 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 58 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=47occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 256 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-aa41828 [2018-11-23 12:01:11,768 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:01:11,770 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:01:11,778 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:01:11,779 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:01:11,779 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:01:11,780 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:01:11,781 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:01:11,782 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:01:11,783 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:01:11,783 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:01:11,784 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:01:11,784 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:01:11,785 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:01:11,786 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:01:11,786 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:01:11,787 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:01:11,788 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:01:11,789 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:01:11,790 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:01:11,791 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:01:11,792 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:01:11,794 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:01:11,794 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:01:11,794 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:01:11,794 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:01:11,795 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:01:11,796 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:01:11,796 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:01:11,797 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:01:11,797 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:01:11,797 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:01:11,798 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:01:11,798 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:01:11,798 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:01:11,799 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:01:11,799 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-23 12:01:11,809 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:01:11,809 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:01:11,810 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:01:11,810 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 12:01:11,810 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 12:01:11,810 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 12:01:11,810 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 12:01:11,810 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 12:01:11,811 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 12:01:11,811 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 12:01:11,811 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:01:11,811 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:01:11,811 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:01:11,811 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:01:11,812 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:01:11,812 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:01:11,812 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:01:11,812 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 12:01:11,812 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 12:01:11,812 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:01:11,812 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:01:11,813 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:01:11,813 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:01:11,813 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:01:11,813 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 12:01:11,813 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:01:11,813 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 12:01:11,813 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:01:11,813 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:01:11,814 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:01:11,814 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:01:11,814 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 12:01:11,814 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:01:11,814 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 12:01:11,814 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 12:01:11,814 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_803f1d79-e46c-4719-b500-dc93443bbcb8/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 -> 8d1cc22c86ec678ca6c8e47fb3affd89f077aca1 [2018-11-23 12:01:11,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:01:11,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:01:11,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:01:11,855 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:01:11,855 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:01:11,856 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0930_true-unreach-call.c [2018-11-23 12:01:11,898 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/data/0c9aef25f/f01cf6aa592e471d8bf255c3bed4b7ac/FLAG5a3b26869 [2018-11-23 12:01:12,292 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:01:12,292 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/sv-benchmarks/c/float-newlib/float_req_bl_0930_true-unreach-call.c [2018-11-23 12:01:12,296 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/data/0c9aef25f/f01cf6aa592e471d8bf255c3bed4b7ac/FLAG5a3b26869 [2018-11-23 12:01:12,304 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/data/0c9aef25f/f01cf6aa592e471d8bf255c3bed4b7ac [2018-11-23 12:01:12,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:01:12,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:01:12,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:01:12,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:01:12,311 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:01:12,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:01:12" (1/1) ... [2018-11-23 12:01:12,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567d81a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12, skipping insertion in model container [2018-11-23 12:01:12,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:01:12" (1/1) ... [2018-11-23 12:01:12,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:01:12,341 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:01:12,494 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:01:12,499 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:01:12,528 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:01:12,544 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:01:12,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12 WrapperNode [2018-11-23 12:01:12,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:01:12,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:01:12,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:01:12,545 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:01:12,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12" (1/1) ... [2018-11-23 12:01:12,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12" (1/1) ... [2018-11-23 12:01:12,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:01:12,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:01:12,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:01:12,602 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:01:12,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12" (1/1) ... [2018-11-23 12:01:12,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12" (1/1) ... [2018-11-23 12:01:12,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12" (1/1) ... [2018-11-23 12:01:12,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12" (1/1) ... [2018-11-23 12:01:12,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12" (1/1) ... [2018-11-23 12:01:12,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12" (1/1) ... [2018-11-23 12:01:12,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12" (1/1) ... [2018-11-23 12:01:12,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:01:12,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:01:12,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:01:12,627 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:01:12,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 12:01:12,658 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 12:01:12,658 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 12:01:12,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-23 12:01:12,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 12:01:12,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 12:01:12,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 12:01:12,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 12:01:12,659 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2018-11-23 12:01:12,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2018-11-23 12:01:12,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:01:12,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:01:12,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 12:01:12,660 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-11-23 12:01:12,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-11-23 12:01:12,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 12:01:12,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 12:01:22,655 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-23 12:01:22,751 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:01:22,751 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-23 12:01:22,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:01:22 BoogieIcfgContainer [2018-11-23 12:01:22,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:01:22,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 12:01:22,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 12:01:22,754 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 12:01:22,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 12:01:12" (1/3) ... [2018-11-23 12:01:22,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65c69fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:01:22, skipping insertion in model container [2018-11-23 12:01:22,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:01:12" (2/3) ... [2018-11-23 12:01:22,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65c69fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 12:01:22, skipping insertion in model container [2018-11-23 12:01:22,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:01:22" (3/3) ... [2018-11-23 12:01:22,756 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0930_true-unreach-call.c [2018-11-23 12:01:22,762 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 12:01:22,767 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 12:01:22,775 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 12:01:22,794 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 12:01:22,794 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 12:01:22,794 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 12:01:22,794 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 12:01:22,795 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 12:01:22,795 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 12:01:22,795 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 12:01:22,795 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 12:01:22,795 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 12:01:22,807 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2018-11-23 12:01:22,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 12:01:22,811 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:01:22,811 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:01:22,813 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:01:22,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:01:22,817 INFO L82 PathProgramCache]: Analyzing trace with hash -1500863293, now seen corresponding path program 1 times [2018-11-23 12:01:22,819 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 12:01:22,819 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-23 12:01:22,823 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:01:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:01:23,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:01:23,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:01:23,034 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:01:23,045 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:01:23,045 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 12:01:23,047 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 12:01:23,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 12:01:23,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 12:01:23,056 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2018-11-23 12:01:23,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:01:23,072 INFO L93 Difference]: Finished difference Result 86 states and 127 transitions. [2018-11-23 12:01:23,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 12:01:23,073 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 17 [2018-11-23 12:01:23,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:01:23,081 INFO L225 Difference]: With dead ends: 86 [2018-11-23 12:01:23,081 INFO L226 Difference]: Without dead ends: 43 [2018-11-23 12:01:23,084 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 12:01:23,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2018-11-23 12:01:23,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2018-11-23 12:01:23,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-11-23 12:01:23,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 54 transitions. [2018-11-23 12:01:23,111 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 54 transitions. Word has length 17 [2018-11-23 12:01:23,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:01:23,111 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 54 transitions. [2018-11-23 12:01:23,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 12:01:23,112 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2018-11-23 12:01:23,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 12:01:23,112 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:01:23,113 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:01:23,113 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:01:23,113 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:01:23,113 INFO L82 PathProgramCache]: Analyzing trace with hash -1557758696, now seen corresponding path program 1 times [2018-11-23 12:01:23,114 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 12:01:23,114 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-11-23 12:01:23,120 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:01:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:01:23,306 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:01:23,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:01:23,369 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:01:23,377 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:01:23,378 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:01:23,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:01:23,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:01:23,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:01:23,379 INFO L87 Difference]: Start difference. First operand 43 states and 54 transitions. Second operand 6 states. [2018-11-23 12:01:27,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:01:27,309 INFO L93 Difference]: Finished difference Result 62 states and 73 transitions. [2018-11-23 12:01:27,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 12:01:27,310 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2018-11-23 12:01:27,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:01:27,313 INFO L225 Difference]: With dead ends: 62 [2018-11-23 12:01:27,314 INFO L226 Difference]: Without dead ends: 47 [2018-11-23 12:01:27,314 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 12:01:27,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-11-23 12:01:27,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 43. [2018-11-23 12:01:27,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-11-23 12:01:27,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 53 transitions. [2018-11-23 12:01:27,321 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 53 transitions. Word has length 18 [2018-11-23 12:01:27,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:01:27,322 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 53 transitions. [2018-11-23 12:01:27,322 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:01:27,322 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2018-11-23 12:01:27,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 12:01:27,323 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:01:27,323 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:01:27,323 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:01:27,323 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:01:27,324 INFO L82 PathProgramCache]: Analyzing trace with hash 1081840321, now seen corresponding path program 1 times [2018-11-23 12:01:27,324 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 12:01:27,324 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-11-23 12:01:27,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:01:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:01:27,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:01:27,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:01:27,600 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:01:27,610 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:01:27,610 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:01:27,611 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:01:27,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:01:27,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:01:27,611 INFO L87 Difference]: Start difference. First operand 43 states and 53 transitions. Second operand 6 states. [2018-11-23 12:01:30,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:01:30,893 INFO L93 Difference]: Finished difference Result 62 states and 72 transitions. [2018-11-23 12:01:30,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 12:01:30,894 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-11-23 12:01:30,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:01:30,895 INFO L225 Difference]: With dead ends: 62 [2018-11-23 12:01:30,895 INFO L226 Difference]: Without dead ends: 47 [2018-11-23 12:01:30,896 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 12:01:30,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2018-11-23 12:01:30,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 43. [2018-11-23 12:01:30,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-11-23 12:01:30,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 52 transitions. [2018-11-23 12:01:30,901 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 52 transitions. Word has length 19 [2018-11-23 12:01:30,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:01:30,901 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 52 transitions. [2018-11-23 12:01:30,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:01:30,901 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2018-11-23 12:01:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 12:01:30,902 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:01:30,902 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:01:30,902 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:01:30,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:01:30,902 INFO L82 PathProgramCache]: Analyzing trace with hash 560078652, now seen corresponding path program 1 times [2018-11-23 12:01:30,903 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 12:01:30,903 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-11-23 12:01:30,906 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:01:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:01:30,957 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:01:30,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:01:30,995 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:01:31,003 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:01:31,003 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:01:31,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:01:31,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:01:31,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:01:31,004 INFO L87 Difference]: Start difference. First operand 43 states and 52 transitions. Second operand 6 states. [2018-11-23 12:01:33,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:01:33,703 INFO L93 Difference]: Finished difference Result 60 states and 69 transitions. [2018-11-23 12:01:33,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 12:01:33,704 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 20 [2018-11-23 12:01:33,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:01:33,704 INFO L225 Difference]: With dead ends: 60 [2018-11-23 12:01:33,704 INFO L226 Difference]: Without dead ends: 45 [2018-11-23 12:01:33,705 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-23 12:01:33,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-11-23 12:01:33,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 43. [2018-11-23 12:01:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-11-23 12:01:33,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 51 transitions. [2018-11-23 12:01:33,708 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 51 transitions. Word has length 20 [2018-11-23 12:01:33,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:01:33,709 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 51 transitions. [2018-11-23 12:01:33,709 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:01:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2018-11-23 12:01:33,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 12:01:33,709 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:01:33,709 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:01:33,710 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:01:33,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:01:33,710 INFO L82 PathProgramCache]: Analyzing trace with hash 2087902934, now seen corresponding path program 1 times [2018-11-23 12:01:33,710 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 12:01:33,710 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-11-23 12:01:33,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:01:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:01:34,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:01:34,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:01:34,649 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:01:34,664 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:01:34,664 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 12:01:34,664 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 12:01:34,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 12:01:34,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 12:01:34,665 INFO L87 Difference]: Start difference. First operand 43 states and 51 transitions. Second operand 7 states. [2018-11-23 12:01:37,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:01:37,415 INFO L93 Difference]: Finished difference Result 71 states and 86 transitions. [2018-11-23 12:01:37,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 12:01:37,416 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2018-11-23 12:01:37,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:01:37,417 INFO L225 Difference]: With dead ends: 71 [2018-11-23 12:01:37,417 INFO L226 Difference]: Without dead ends: 53 [2018-11-23 12:01:37,417 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-23 12:01:37,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2018-11-23 12:01:37,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 48. [2018-11-23 12:01:37,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-23 12:01:37,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 56 transitions. [2018-11-23 12:01:37,421 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 56 transitions. Word has length 28 [2018-11-23 12:01:37,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:01:37,422 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 56 transitions. [2018-11-23 12:01:37,422 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 12:01:37,422 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2018-11-23 12:01:37,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 12:01:37,422 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:01:37,422 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:01:37,423 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:01:37,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:01:37,423 INFO L82 PathProgramCache]: Analyzing trace with hash -286004855, now seen corresponding path program 1 times [2018-11-23 12:01:37,423 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 12:01:37,423 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-23 12:01:37,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:01:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:01:37,489 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:01:37,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:01:37,531 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:01:37,538 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:01:37,538 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 12:01:37,538 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 12:01:37,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 12:01:37,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-23 12:01:37,539 INFO L87 Difference]: Start difference. First operand 48 states and 56 transitions. Second operand 6 states. [2018-11-23 12:01:47,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:01:47,861 INFO L93 Difference]: Finished difference Result 57 states and 65 transitions. [2018-11-23 12:01:47,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 12:01:47,861 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 28 [2018-11-23 12:01:47,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:01:47,862 INFO L225 Difference]: With dead ends: 57 [2018-11-23 12:01:47,862 INFO L226 Difference]: Without dead ends: 54 [2018-11-23 12:01:47,862 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-23 12:01:47,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-23 12:01:47,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 52. [2018-11-23 12:01:47,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-11-23 12:01:47,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 60 transitions. [2018-11-23 12:01:47,868 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 60 transitions. Word has length 28 [2018-11-23 12:01:47,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:01:47,869 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 60 transitions. [2018-11-23 12:01:47,869 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 12:01:47,869 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2018-11-23 12:01:47,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 12:01:47,870 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:01:47,870 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:01:47,870 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:01:47,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:01:47,870 INFO L82 PathProgramCache]: Analyzing trace with hash 601498826, now seen corresponding path program 1 times [2018-11-23 12:01:47,870 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 12:01:47,871 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-11-23 12:01:47,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:01:48,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:01:48,066 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:01:48,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:01:48,260 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:01:48,269 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:01:48,269 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 12:01:48,269 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 12:01:48,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 12:01:48,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-11-23 12:01:48,270 INFO L87 Difference]: Start difference. First operand 52 states and 60 transitions. Second operand 9 states. [2018-11-23 12:02:16,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:02:16,014 INFO L93 Difference]: Finished difference Result 78 states and 89 transitions. [2018-11-23 12:02:16,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 12:02:16,048 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2018-11-23 12:02:16,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:02:16,049 INFO L225 Difference]: With dead ends: 78 [2018-11-23 12:02:16,049 INFO L226 Difference]: Without dead ends: 44 [2018-11-23 12:02:16,049 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-23 12:02:16,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-11-23 12:02:16,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 42. [2018-11-23 12:02:16,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-23 12:02:16,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 44 transitions. [2018-11-23 12:02:16,053 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 44 transitions. Word has length 28 [2018-11-23 12:02:16,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:02:16,053 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 44 transitions. [2018-11-23 12:02:16,053 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 12:02:16,053 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2018-11-23 12:02:16,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 12:02:16,054 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:02:16,054 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:02:16,054 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:02:16,055 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:02:16,055 INFO L82 PathProgramCache]: Analyzing trace with hash -19336663, now seen corresponding path program 1 times [2018-11-23 12:02:16,055 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 12:02:16,055 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-11-23 12:02:16,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:02:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:02:16,280 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:02:20,430 WARN L180 SmtUtils]: Spent 835.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2018-11-23 12:02:33,448 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2018-11-23 12:02:33,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:02:33,470 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:02:33,484 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:02:33,485 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 12:02:33,485 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 12:02:33,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 12:02:33,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=61, Unknown=5, NotChecked=0, Total=90 [2018-11-23 12:02:33,485 INFO L87 Difference]: Start difference. First operand 42 states and 44 transitions. Second operand 10 states. [2018-11-23 12:03:41,483 WARN L180 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 46 [2018-11-23 12:04:09,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:04:09,501 INFO L93 Difference]: Finished difference Result 53 states and 54 transitions. [2018-11-23 12:04:09,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 12:04:09,501 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 28 [2018-11-23 12:04:09,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:04:09,502 INFO L225 Difference]: With dead ends: 53 [2018-11-23 12:04:09,502 INFO L226 Difference]: Without dead ends: 37 [2018-11-23 12:04:09,503 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 34.4s TimeCoverageRelationStatistics Valid=46, Invalid=126, Unknown=10, NotChecked=0, Total=182 [2018-11-23 12:04:09,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-11-23 12:04:09,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2018-11-23 12:04:09,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-23 12:04:09,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 36 transitions. [2018-11-23 12:04:09,507 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 36 transitions. Word has length 28 [2018-11-23 12:04:09,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:04:09,507 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 36 transitions. [2018-11-23 12:04:09,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 12:04:09,507 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 36 transitions. [2018-11-23 12:04:09,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 12:04:09,508 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 12:04:09,508 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 12:04:09,508 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 12:04:09,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:04:09,509 INFO L82 PathProgramCache]: Analyzing trace with hash 938017428, now seen corresponding path program 1 times [2018-11-23 12:04:09,509 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 12:04:09,509 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_803f1d79-e46c-4719-b500-dc93443bbcb8/bin-2019/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2018-11-23 12:04:09,512 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 12:04:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:04:09,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 12:04:09,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:04:09,735 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 12:04:09,743 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 12:04:09,743 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-23 12:04:09,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-23 12:04:09,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-23 12:04:09,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2018-11-23 12:04:09,744 INFO L87 Difference]: Start difference. First operand 37 states and 36 transitions. Second operand 11 states. [2018-11-23 12:04:10,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 12:04:10,111 INFO L93 Difference]: Finished difference Result 37 states and 36 transitions. [2018-11-23 12:04:10,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 12:04:10,111 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 36 [2018-11-23 12:04:10,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 12:04:10,111 INFO L225 Difference]: With dead ends: 37 [2018-11-23 12:04:10,111 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 12:04:10,112 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2018-11-23 12:04:10,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 12:04:10,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 12:04:10,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 12:04:10,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 12:04:10,112 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-11-23 12:04:10,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 12:04:10,112 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 12:04:10,112 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-23 12:04:10,112 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 12:04:10,112 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:04:10,115 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 12:04:10,360 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 52 [2018-11-23 12:04:10,434 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:04:10,434 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:04:10,434 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:04:10,434 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 32) no Hoare annotation was computed. [2018-11-23 12:04:10,434 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 72) no Hoare annotation was computed. [2018-11-23 12:04:10,434 INFO L448 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2018-11-23 12:04:10,434 INFO L448 ceAbstractionStarter]: For program point L40-1(lines 40 44) no Hoare annotation was computed. [2018-11-23 12:04:10,435 INFO L444 ceAbstractionStarter]: At program point L40-2(lines 40 44) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) ~zero_log~0)) (and (exists ((v___ieee754_logf_~ix~0_18 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v___ieee754_logf_~ix~0_18) ((_ extract 30 23) v___ieee754_logf_~ix~0_18) ((_ extract 22 0) v___ieee754_logf_~ix~0_18)) |__ieee754_logf_#in~x|) (not (= (_ bv127 32) (bvadd (bvashr v___ieee754_logf_~ix~0_18 (_ bv23 32)) (bvneg (bvneg (bvashr (bvand (_ bv8388608 32) (bvadd (bvand (_ bv8388607 32) v___ieee754_logf_~ix~0_18) (_ bv4913952 32))) (_ bv23 32))))))))) (= |__ieee754_logf_#in~x| (fp ((_ extract 31 31) __ieee754_logf_~ix~0) ((_ extract 30 23) __ieee754_logf_~ix~0) ((_ extract 22 0) __ieee754_logf_~ix~0))))) [2018-11-23 12:04:10,435 INFO L451 ceAbstractionStarter]: At program point __ieee754_logfENTRY(lines 20 96) the Hoare annotation is: true [2018-11-23 12:04:10,435 INFO L448 ceAbstractionStarter]: For program point __ieee754_logfFINAL(lines 20 96) no Hoare annotation was computed. [2018-11-23 12:04:10,435 INFO L448 ceAbstractionStarter]: For program point L57(lines 57 64) no Hoare annotation was computed. [2018-11-23 12:04:10,435 INFO L448 ceAbstractionStarter]: For program point L24-1(lines 24 28) no Hoare annotation was computed. [2018-11-23 12:04:10,435 INFO L444 ceAbstractionStarter]: At program point L24-2(lines 24 28) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) ~zero_log~0)) (= __ieee754_logf_~x |__ieee754_logf_#in~x|)) [2018-11-23 12:04:10,435 INFO L448 ceAbstractionStarter]: For program point L24-3(lines 24 28) no Hoare annotation was computed. [2018-11-23 12:04:10,435 INFO L448 ceAbstractionStarter]: For program point L49-1(lines 49 53) no Hoare annotation was computed. [2018-11-23 12:04:10,436 INFO L444 ceAbstractionStarter]: At program point L49-2(lines 49 53) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) ~zero_log~0)) (and (= __ieee754_logf_~x |__ieee754_logf_#in~x|) (exists ((v___ieee754_logf_~ix~0_19 (_ BitVec 32))) (and (= (bvand (_ bv8388607 32) v___ieee754_logf_~ix~0_19) __ieee754_logf_~ix~0) (= (fp ((_ extract 31 31) v___ieee754_logf_~ix~0_19) ((_ extract 30 23) v___ieee754_logf_~ix~0_19) ((_ extract 22 0) v___ieee754_logf_~ix~0_19)) |__ieee754_logf_#in~x|))) (exists ((v___ieee754_logf_~ix~0_18 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v___ieee754_logf_~ix~0_18) ((_ extract 30 23) v___ieee754_logf_~ix~0_18) ((_ extract 22 0) v___ieee754_logf_~ix~0_18)) |__ieee754_logf_#in~x|) (= (bvadd __ieee754_logf_~k~0 (_ bv127 32)) (bvashr v___ieee754_logf_~ix~0_18 (_ bv23 32))) (= (bvand (_ bv8388608 32) (bvadd (bvand (_ bv8388607 32) v___ieee754_logf_~ix~0_18) (_ bv4913952 32))) __ieee754_logf_~i~0)))) (exists ((v___ieee754_logf_~ix~0_18 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v___ieee754_logf_~ix~0_18) ((_ extract 30 23) v___ieee754_logf_~ix~0_18) ((_ extract 22 0) v___ieee754_logf_~ix~0_18)) |__ieee754_logf_#in~x|) (not (= (_ bv127 32) (bvadd (bvashr v___ieee754_logf_~ix~0_18 (_ bv23 32)) (bvneg (bvneg (bvashr (bvand (_ bv8388608 32) (bvadd (bvand (_ bv8388607 32) v___ieee754_logf_~ix~0_18) (_ bv4913952 32))) (_ bv23 32)))))))))) [2018-11-23 12:04:10,436 INFO L448 ceAbstractionStarter]: For program point L49-3(lines 49 53) no Hoare annotation was computed. [2018-11-23 12:04:10,436 INFO L448 ceAbstractionStarter]: For program point L37(lines 37 45) no Hoare annotation was computed. [2018-11-23 12:04:10,436 INFO L448 ceAbstractionStarter]: For program point L37-1(lines 37 45) no Hoare annotation was computed. [2018-11-23 12:04:10,436 INFO L448 ceAbstractionStarter]: For program point L66(lines 66 71) no Hoare annotation was computed. [2018-11-23 12:04:10,436 INFO L448 ceAbstractionStarter]: For program point L33(lines 33 34) no Hoare annotation was computed. [2018-11-23 12:04:10,436 INFO L448 ceAbstractionStarter]: For program point __ieee754_logfEXIT(lines 20 96) no Hoare annotation was computed. [2018-11-23 12:04:10,436 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 94) no Hoare annotation was computed. [2018-11-23 12:04:10,437 INFO L448 ceAbstractionStarter]: For program point L58(lines 58 63) no Hoare annotation was computed. [2018-11-23 12:04:10,437 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 95) no Hoare annotation was computed. [2018-11-23 12:04:10,437 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 36) no Hoare annotation was computed. [2018-11-23 12:04:10,437 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 12:04:10,437 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= ~zero_log~0 ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53))) [2018-11-23 12:04:10,437 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 12:04:10,437 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 12:04:10,437 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 110 126) the Hoare annotation is: true [2018-11-23 12:04:10,437 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-23 12:04:10,437 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 110 126) no Hoare annotation was computed. [2018-11-23 12:04:10,438 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-23 12:04:10,438 INFO L444 ceAbstractionStarter]: At program point L120-1(line 120) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)))) (or (not (= .cse0 ~zero_log~0)) (and (= .cse0 main_~res~0) |main_#t~short10| (= ((_ to_fp 8 24) roundNearestTiesToEven 1.0) main_~x~0)))) [2018-11-23 12:04:10,438 INFO L448 ceAbstractionStarter]: For program point L120-2(line 120) no Hoare annotation was computed. [2018-11-23 12:04:10,438 INFO L444 ceAbstractionStarter]: At program point L117(line 117) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) ~zero_log~0)) (= ((_ to_fp 8 24) roundNearestTiesToEven 1.0) main_~x~0)) [2018-11-23 12:04:10,438 INFO L448 ceAbstractionStarter]: For program point L117-1(line 117) no Hoare annotation was computed. [2018-11-23 12:04:10,438 INFO L448 ceAbstractionStarter]: For program point L120-4(lines 120 123) no Hoare annotation was computed. [2018-11-23 12:04:10,438 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 110 126) no Hoare annotation was computed. [2018-11-23 12:04:10,438 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 121) no Hoare annotation was computed. [2018-11-23 12:04:10,438 INFO L448 ceAbstractionStarter]: For program point __signbit_floatFINAL(lines 98 108) no Hoare annotation was computed. [2018-11-23 12:04:10,438 INFO L451 ceAbstractionStarter]: At program point __signbit_floatENTRY(lines 98 108) the Hoare annotation is: true [2018-11-23 12:04:10,438 INFO L448 ceAbstractionStarter]: For program point __signbit_floatEXIT(lines 98 108) no Hoare annotation was computed. [2018-11-23 12:04:10,439 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 101 105) no Hoare annotation was computed. [2018-11-23 12:04:10,439 INFO L444 ceAbstractionStarter]: At program point L101-2(lines 101 105) the Hoare annotation is: (or (not (= ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53)) ~zero_log~0)) (= |__signbit_float_#in~x| __signbit_float_~x)) [2018-11-23 12:04:10,439 INFO L448 ceAbstractionStarter]: For program point L101-3(lines 101 105) no Hoare annotation was computed. [2018-11-23 12:04:10,442 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:446) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:135) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:105) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportResult(TraceAbstractionStarter.java:560) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:257) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:214) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 12:04:10,443 INFO L168 Benchmark]: Toolchain (without parser) took 178136.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 183.5 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -140.3 MB). Peak memory consumption was 43.2 MB. Max. memory is 11.5 GB. [2018-11-23 12:04:10,444 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:04:10,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.65 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-23 12:04:10,444 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-23 12:04:10,445 INFO L168 Benchmark]: Boogie Preprocessor took 24.77 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:04:10,445 INFO L168 Benchmark]: RCFGBuilder took 10124.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. [2018-11-23 12:04:10,446 INFO L168 Benchmark]: TraceAbstraction took 167690.70 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 68.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -20.8 MB). Peak memory consumption was 47.3 MB. Max. memory is 11.5 GB. [2018-11-23 12:04:10,448 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 236.65 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -169.1 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.77 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 10124.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.6 MB). Peak memory consumption was 33.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 167690.70 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 68.2 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -20.8 MB). Peak memory consumption was 47.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 121]: 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 - ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias: de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...