./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0832b_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_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 4c9cffacfd3e6caa748d273206d3a84e636fe987 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 4c9cffacfd3e6caa748d273206d3a84e636fe987 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:33:29,838 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:33:29,839 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:33:29,847 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:33:29,848 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:33:29,848 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:33:29,849 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:33:29,850 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:33:29,851 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:33:29,852 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:33:29,853 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:33:29,853 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:33:29,854 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:33:29,854 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:33:29,855 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:33:29,855 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:33:29,856 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:33:29,857 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:33:29,859 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:33:29,860 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:33:29,861 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:33:29,861 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:33:29,863 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:33:29,863 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:33:29,863 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:33:29,864 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:33:29,865 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:33:29,865 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:33:29,866 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:33:29,867 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:33:29,867 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:33:29,867 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:33:29,867 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:33:29,867 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:33:29,869 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:33:29,869 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:33:29,870 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-22 23:33:29,879 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:33:29,880 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:33:29,880 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:33:29,880 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:33:29,881 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-22 23:33:29,881 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-22 23:33:29,881 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-22 23:33:29,881 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-22 23:33:29,881 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-22 23:33:29,881 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-22 23:33:29,881 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-22 23:33:29,881 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-22 23:33:29,882 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-22 23:33:29,882 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:33:29,882 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:33:29,882 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:33:29,882 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:33:29,883 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:33:29,883 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:33:29,883 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:33:29,883 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:33:29,883 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:33:29,883 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:33:29,883 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:33:29,883 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:33:29,884 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:33:29,884 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:33:29,884 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:33:29,884 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:33:29,884 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:33:29,884 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:33:29,884 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:33:29,885 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:33:29,885 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-22 23:33:29,885 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:33:29,885 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:33:29,885 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 23:33:29,885 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_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 -> 4c9cffacfd3e6caa748d273206d3a84e636fe987 [2018-11-22 23:33:29,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:33:29,919 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:33:29,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:33:29,922 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:33:29,923 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:33:29,923 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c [2018-11-22 23:33:29,965 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/data/8bca3ee0c/b908845c836f44c8ab967c7ba80d0b48/FLAG67c1de897 [2018-11-22 23:33:30,260 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:33:30,261 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c [2018-11-22 23:33:30,265 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/data/8bca3ee0c/b908845c836f44c8ab967c7ba80d0b48/FLAG67c1de897 [2018-11-22 23:33:30,273 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/data/8bca3ee0c/b908845c836f44c8ab967c7ba80d0b48 [2018-11-22 23:33:30,275 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:33:30,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:33:30,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:33:30,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:33:30,279 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:33:30,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:33:30" (1/1) ... [2018-11-22 23:33:30,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee9d804 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30, skipping insertion in model container [2018-11-22 23:33:30,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:33:30" (1/1) ... [2018-11-22 23:33:30,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:33:30,301 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:33:30,422 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:33:30,427 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:33:30,449 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:33:30,499 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:33:30,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30 WrapperNode [2018-11-22 23:33:30,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:33:30,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:33:30,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:33:30,500 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:33:30,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30" (1/1) ... [2018-11-22 23:33:30,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30" (1/1) ... [2018-11-22 23:33:30,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:33:30,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:33:30,520 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:33:30,520 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:33:30,526 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30" (1/1) ... [2018-11-22 23:33:30,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30" (1/1) ... [2018-11-22 23:33:30,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30" (1/1) ... [2018-11-22 23:33:30,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30" (1/1) ... [2018-11-22 23:33:30,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30" (1/1) ... [2018-11-22 23:33:30,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30" (1/1) ... [2018-11-22 23:33:30,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30" (1/1) ... [2018-11-22 23:33:30,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:33:30,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:33:30,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:33:30,549 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:33:30,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 [2018-11-22 23:33:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_expf [2018-11-22 23:33:30,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_expf [2018-11-22 23:33:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:33:30,587 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:33:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 23:33:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-22 23:33:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:33:30,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:33:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-22 23:33:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 23:33:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:33:30,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:33:30,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 23:33:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-11-22 23:33:30,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 23:33:30,838 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:33:30,838 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-11-22 23:33:30,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:33:30 BoogieIcfgContainer [2018-11-22 23:33:30,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:33:30,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 23:33:30,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 23:33:30,842 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 23:33:30,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:33:30" (1/3) ... [2018-11-22 23:33:30,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292ee893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:33:30, skipping insertion in model container [2018-11-22 23:33:30,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:30" (2/3) ... [2018-11-22 23:33:30,843 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292ee893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:33:30, skipping insertion in model container [2018-11-22 23:33:30,843 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:33:30" (3/3) ... [2018-11-22 23:33:30,844 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0832b_true-unreach-call.c [2018-11-22 23:33:30,850 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 23:33:30,855 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 23:33:30,864 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 23:33:30,886 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 23:33:30,886 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 23:33:30,886 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 23:33:30,886 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:33:30,886 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:33:30,886 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 23:33:30,886 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:33:30,886 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 23:33:30,898 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2018-11-22 23:33:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-22 23:33:30,903 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:33:30,903 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:33:30,905 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:33:30,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:33:30,909 INFO L82 PathProgramCache]: Analyzing trace with hash -1027521113, now seen corresponding path program 1 times [2018-11-22 23:33:30,910 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 23:33:30,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:33:30,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:33:30,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:33:30,939 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 23:33:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:33:31,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:33:31,016 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:33:31,016 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-22 23:33:31,016 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 23:33:31,019 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-22 23:33:31,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-22 23:33:31,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 23:33:31,028 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 2 states. [2018-11-22 23:33:31,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:33:31,043 INFO L93 Difference]: Finished difference Result 82 states and 124 transitions. [2018-11-22 23:33:31,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-22 23:33:31,045 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-11-22 23:33:31,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:33:31,053 INFO L225 Difference]: With dead ends: 82 [2018-11-22 23:33:31,053 INFO L226 Difference]: Without dead ends: 41 [2018-11-22 23:33:31,055 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 [2018-11-22 23:33:31,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-22 23:33:31,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-11-22 23:33:31,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-22 23:33:31,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2018-11-22 23:33:31,085 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 16 [2018-11-22 23:33:31,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:33:31,086 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2018-11-22 23:33:31,086 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-22 23:33:31,086 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-11-22 23:33:31,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-22 23:33:31,086 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:33:31,086 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:33:31,087 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:33:31,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:33:31,087 INFO L82 PathProgramCache]: Analyzing trace with hash 900277844, now seen corresponding path program 1 times [2018-11-22 23:33:31,087 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 23:33:31,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:33:31,088 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:33:31,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:33:31,088 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 23:33:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:33:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 23:33:31,154 INFO L469 BasicCegarLoop]: Counterexample might be feasible ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] CALL call ULTIMATE.init(); VAL [|#NULL.base|=29, |#NULL.offset|=24, |old(#NULL.base)|=29, |old(#NULL.offset)|=24, |old(~#halF_exp~0.base)|=15, |old(~#halF_exp~0.offset)|=33, |old(~#ln2HI_exp~0.base)|=31, |old(~#ln2HI_exp~0.offset)|=9, |old(~#ln2LO_exp~0.base)|=18, |old(~#ln2LO_exp~0.offset)|=32, |old(~huge_exp~0)|=27.0, |old(~invln2_exp~0)|=11.0, |old(~one_exp~0)|=23.0, |old(~P1_exp~0)|=14.0, |old(~P2_exp~0)|=16.0, |old(~P3_exp~0)|=20.0, |old(~P4_exp~0)|=22.0, |old(~P5_exp~0)|=21.0, |old(~twom100_exp~0)|=10.0, |~#halF_exp~0.base|=15, |~#halF_exp~0.offset|=33, |~#ln2HI_exp~0.base|=31, |~#ln2HI_exp~0.offset|=9, |~#ln2LO_exp~0.base|=18, |~#ln2LO_exp~0.offset|=32, ~huge_exp~0=27.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~one_exp~0 := 1.0;call ~#halF_exp~0.base, ~#halF_exp~0.offset := #Ultimate.alloc(8);call write~init~real(0.5, ~#halF_exp~0.base, ~#halF_exp~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(0.5), ~#halF_exp~0.base, 4 + ~#halF_exp~0.offset, 4);~huge_exp~0 := 1.0E30;~twom100_exp~0 := 7.8886090522E-31;call ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset := #Ultimate.alloc(8);call write~init~real(0.69313812256, ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), ~#ln2HI_exp~0.base, 4 + ~#ln2HI_exp~0.offset, 4);call ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset := #Ultimate.alloc(8);call write~init~real(9.0580006145E-6, ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset, 4);call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), ~#ln2LO_exp~0.base, 4 + ~#ln2LO_exp~0.offset, 4);~invln2_exp~0 := 1.4426950216;~P1_exp~0 := 0.16666667163;~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845);~P3_exp~0 := 6.613755977E-5;~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6);~P5_exp~0 := 4.1381369442E-8; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=29, |old(#NULL.offset)|=24, |old(~#halF_exp~0.base)|=15, |old(~#halF_exp~0.offset)|=33, |old(~#ln2HI_exp~0.base)|=31, |old(~#ln2HI_exp~0.offset)|=9, |old(~#ln2LO_exp~0.base)|=18, |old(~#ln2LO_exp~0.offset)|=32, |old(~huge_exp~0)|=27.0, |old(~invln2_exp~0)|=11.0, |old(~one_exp~0)|=23.0, |old(~P1_exp~0)|=14.0, |old(~P2_exp~0)|=16.0, |old(~P3_exp~0)|=20.0, |old(~P4_exp~0)|=22.0, |old(~P5_exp~0)|=21.0, |old(~twom100_exp~0)|=10.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume true; VAL [|#NULL.base|=0, |#NULL.offset|=0, |old(#NULL.base)|=29, |old(#NULL.offset)|=24, |old(~#halF_exp~0.base)|=15, |old(~#halF_exp~0.offset)|=33, |old(~#ln2HI_exp~0.base)|=31, |old(~#ln2HI_exp~0.offset)|=9, |old(~#ln2LO_exp~0.base)|=18, |old(~#ln2LO_exp~0.offset)|=32, |old(~huge_exp~0)|=27.0, |old(~invln2_exp~0)|=11.0, |old(~one_exp~0)|=23.0, |old(~P1_exp~0)|=14.0, |old(~P2_exp~0)|=16.0, |old(~P3_exp~0)|=20.0, |old(~P4_exp~0)|=22.0, |old(~P5_exp~0)|=21.0, |old(~twom100_exp~0)|=10.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] RET #133#return; VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] CALL call #t~ret17 := main(); VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~x~0 := ~someUnaryFLOAToperation(0.0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [|#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~x := #in~x;havoc ~y~0;havoc ~hi~0;havoc ~lo~0;havoc ~c~0;havoc ~t~0;~k~0 := 0;havoc ~xsb~0;havoc ~sx~0;havoc ~hx~0; VAL [__ieee754_expf_~k~0=0, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] 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);~sx~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_expf_~k~0=0, __ieee754_expf_~sx~0=3, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] goto; VAL [__ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=3, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1);~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [__ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=3, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume ~hx~0 % 4294967296 > 2139095040;#res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [__ieee754_expf_~hx~0=2139095041, __ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=3, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume true; VAL [__ieee754_expf_~hx~0=2139095041, __ieee754_expf_~k~0=0, __ieee754_expf_~sx~0=3, __ieee754_expf_~x=28.0, |#NULL.base|=0, |#NULL.offset|=0, |__ieee754_expf_#in~x|=28.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] RET #137#return; VAL [main_~x~0=28.0, |#NULL.base|=0, |#NULL.offset|=0, |main_#t~ret16|=26.0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] ~res~0 := #t~ret16;havoc #t~ret16; VAL [main_~res~0=26.0, main_~x~0=28.0, |#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume ~someBinaryFLOATComparisonOperation(~res~0, 1.0); VAL [main_~res~0=26.0, main_~x~0=28.0, |#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] assume !false; VAL [main_~res~0=26.0, main_~x~0=28.0, |#NULL.base|=0, |#NULL.offset|=0, |~#halF_exp~0.base|=13, |~#halF_exp~0.offset|=0, |~#ln2HI_exp~0.base|=30, |~#ln2HI_exp~0.offset|=0, |~#ln2LO_exp~0.base|=19, |~#ln2LO_exp~0.offset|=0, ~huge_exp~0=1000000000000000000000000000000.0, ~invln2_exp~0=(/ 1803368777.0 1250000000.0), ~one_exp~0=1.0, ~P1_exp~0=(/ 16666667163.0 100000000000.0), ~P3_exp~0=(/ 6613755977.0 100000000000000.0), ~P5_exp~0=(/ 20690684721.0 500000000000000000.0), ~twom100_exp~0=(/ 39443045261.0 50000000000000000000000000000000000000000.0)] [?] CALL call ULTIMATE.init(); VAL [#NULL.base=29, #NULL.offset=24, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=15, ~#halF_exp~0.offset=33, ~#ln2HI_exp~0.base=31, ~#ln2HI_exp~0.offset=9, ~#ln2LO_exp~0.base=18, ~#ln2LO_exp~0.offset=32, ~huge_exp~0=27.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] call ~#halF_exp~0.base, ~#halF_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(0.5, ~#halF_exp~0.base, ~#halF_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(0.5), ~#halF_exp~0.base, 4 + ~#halF_exp~0.offset, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] call ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(0.69313812256, ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), ~#ln2HI_exp~0.base, 4 + ~#ln2HI_exp~0.offset, 4); [L15-L34] call ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(9.0580006145E-6, ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), ~#ln2LO_exp~0.base, 4 + ~#ln2LO_exp~0.offset, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := ~someUnaryFLOAToperation(0.0); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L42] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L43] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L42] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L49-L50] assume ~hx~0 % 4294967296 > 2139095040; [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L36-L109] ensures true; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret16=26.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L121-L124] assume ~someBinaryFLOATComparisonOperation(~res~0, 1.0); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L122] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL.base=29, #NULL.offset=24, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=15, ~#halF_exp~0.offset=33, ~#ln2HI_exp~0.base=31, ~#ln2HI_exp~0.offset=9, ~#ln2LO_exp~0.base=18, ~#ln2LO_exp~0.offset=32, ~huge_exp~0=27.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] call ~#halF_exp~0.base, ~#halF_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(0.5, ~#halF_exp~0.base, ~#halF_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(0.5), ~#halF_exp~0.base, 4 + ~#halF_exp~0.offset, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] call ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(0.69313812256, ~#ln2HI_exp~0.base, ~#ln2HI_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), ~#ln2HI_exp~0.base, 4 + ~#ln2HI_exp~0.offset, 4); [L15-L34] call ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset := #Ultimate.alloc(8); [L15-L34] call write~init~real(9.0580006145E-6, ~#ln2LO_exp~0.base, ~#ln2LO_exp~0.offset, 4); [L15-L34] call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), ~#ln2LO_exp~0.base, 4 + ~#ln2LO_exp~0.offset, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] ensures true; VAL [#NULL.base=0, #NULL.offset=0, old(#NULL.base)=29, old(#NULL.offset)=24, old(~#halF_exp~0.base)=15, old(~#halF_exp~0.offset)=33, old(~#ln2HI_exp~0.base)=31, old(~#ln2HI_exp~0.offset)=9, old(~#ln2LO_exp~0.base)=18, old(~#ln2LO_exp~0.offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := ~someUnaryFLOAToperation(0.0); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L42] call ~#gf_u~0.base, ~#gf_u~0.offset := #Ultimate.alloc(4); [L43] call write~real(~x, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] call #t~mem0 := read~int(~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] call write~real(#t~union1, ~#gf_u~0.base, ~#gf_u~0.offset, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] call ULTIMATE.dealloc(~#gf_u~0.base, ~#gf_u~0.offset); [L42] havoc ~#gf_u~0.base, ~#gf_u~0.offset; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L49-L50] assume ~hx~0 % 4294967296 > 2139095040; [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L36-L109] ensures true; VAL [#in~x=28.0, #NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL.base=0, #NULL.offset=0, #t~ret16=26.0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L121-L124] assume ~someBinaryFLOATComparisonOperation(~res~0, 1.0); VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L122] assert false; VAL [#NULL.base=0, #NULL.offset=0, ~#halF_exp~0.base=13, ~#halF_exp~0.offset=0, ~#ln2HI_exp~0.base=30, ~#ln2HI_exp~0.offset=0, ~#ln2LO_exp~0.base=19, ~#ln2LO_exp~0.offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=29, #NULL!offset=24, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=15, ~#halF_exp~0!offset=33, ~#ln2HI_exp~0!base=31, ~#ln2HI_exp~0!offset=9, ~#ln2LO_exp~0!base=18, ~#ln2LO_exp~0!offset=32, ~huge_exp~0=27.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := ~someUnaryFLOAToperation(0.0); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L42] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L43] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L42] havoc ~#gf_u~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L49] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret16=26.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L121] COND TRUE ~someBinaryFLOATComparisonOperation(~res~0, 1.0) VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L122] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=29, #NULL!offset=24, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=15, ~#halF_exp~0!offset=33, ~#ln2HI_exp~0!base=31, ~#ln2HI_exp~0!offset=9, ~#ln2LO_exp~0!base=18, ~#ln2LO_exp~0!offset=32, ~huge_exp~0=27.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := ~someUnaryFLOAToperation(0.0); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L42] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L43] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L42] havoc ~#gf_u~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L49] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret16=26.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L121] COND TRUE ~someBinaryFLOATComparisonOperation(~res~0, 1.0) VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L122] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [?] CALL call ULTIMATE.init(); VAL [#NULL!base=29, #NULL!offset=24, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=15, ~#halF_exp~0!offset=33, ~#ln2HI_exp~0!base=31, ~#ln2HI_exp~0!offset=9, ~#ln2LO_exp~0!base=18, ~#ln2LO_exp~0!offset=32, ~huge_exp~0=27.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := ~someUnaryFLOAToperation(0.0); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L42] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L43] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L42] havoc ~#gf_u~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L49] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret16=26.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L121] COND TRUE ~someBinaryFLOATComparisonOperation(~res~0, 1.0) VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L122] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] CALL call ULTIMATE.init(); VAL [#NULL!base=29, #NULL!offset=24, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=15, ~#halF_exp~0!offset=33, ~#ln2HI_exp~0!base=31, ~#ln2HI_exp~0!offset=9, ~#ln2LO_exp~0!base=18, ~#ln2LO_exp~0!offset=32, ~huge_exp~0=27.0, ~invln2_exp~0=11.0, ~one_exp~0=23.0, ~P1_exp~0=14.0, ~P2_exp~0=16.0, ~P3_exp~0=20.0, ~P4_exp~0=22.0, ~P5_exp~0=21.0, ~twom100_exp~0=10.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L15-L34] ~one_exp~0 := 1.0; [L15-L34] FCALL call ~#halF_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.5, { base: ~#halF_exp~0!base, offset: ~#halF_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.5), { base: ~#halF_exp~0!base, offset: 4 + ~#halF_exp~0!offset }, 4); [L15-L34] ~huge_exp~0 := 1.0E30; [L15-L34] ~twom100_exp~0 := 7.8886090522E-31; [L15-L34] FCALL call ~#ln2HI_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(0.69313812256, { base: ~#ln2HI_exp~0!base, offset: ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(0.69313812256), { base: ~#ln2HI_exp~0!base, offset: 4 + ~#ln2HI_exp~0!offset }, 4); [L15-L34] FCALL call ~#ln2LO_exp~0 := #Ultimate.alloc(8); [L15-L34] FCALL call write~init~real(9.0580006145E-6, { base: ~#ln2LO_exp~0!base, offset: ~#ln2LO_exp~0!offset }, 4); [L15-L34] FCALL call write~init~real(~someUnaryDOUBLEoperation(9.0580006145E-6), { base: ~#ln2LO_exp~0!base, offset: 4 + ~#ln2LO_exp~0!offset }, 4); [L15-L34] ~invln2_exp~0 := 1.4426950216; [L15-L34] ~P1_exp~0 := 0.16666667163; [L15-L34] ~P2_exp~0 := ~someUnaryDOUBLEoperation(0.002777777845); [L15-L34] ~P3_exp~0 := 6.613755977E-5; [L15-L34] ~P4_exp~0 := ~someUnaryDOUBLEoperation(1.6533901999E-6); [L15-L34] ~P5_exp~0 := 4.1381369442E-8; VAL [#NULL!base=0, #NULL!offset=0, old(#NULL!base)=29, old(#NULL!offset)=24, old(~#halF_exp~0!base)=15, old(~#halF_exp~0!offset)=33, old(~#ln2HI_exp~0!base)=31, old(~#ln2HI_exp~0!offset)=9, old(~#ln2LO_exp~0!base)=18, old(~#ln2LO_exp~0!offset)=32, old(~huge_exp~0)=27.0, old(~invln2_exp~0)=11.0, old(~one_exp~0)=23.0, old(~P1_exp~0)=14.0, old(~P2_exp~0)=16.0, old(~P3_exp~0)=20.0, old(~P4_exp~0)=22.0, old(~P5_exp~0)=21.0, old(~twom100_exp~0)=10.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] RET call ULTIMATE.init(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [?] CALL call #t~ret17 := main(); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L117] ~x~0 := ~someUnaryFLOAToperation(0.0); VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L118] CALL call #t~ret16 := __ieee754_expf(~x~0); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000] [L36-L109] ~x := #in~x; [L37] havoc ~y~0; [L37] havoc ~hi~0; [L37] havoc ~lo~0; [L37] havoc ~c~0; [L37] havoc ~t~0; [L38] ~k~0 := 0; [L38] havoc ~xsb~0; [L38] havoc ~sx~0; [L39] havoc ~hx~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L42] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L43] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] ~sx~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L44] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L44] havoc #t~mem0; [L44] havoc #t~union1; [L42] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L42] havoc ~#gf_u~0; VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L46] ~xsb~0 := ~bitwiseAnd(~sx~0 / 2147483648, 1); [L47] ~hx~0 := ~bitwiseAnd(~sx~0, 2147483647); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L49] COND TRUE ~hx~0 % 4294967296 > 2139095040 [L50] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#in~x=28.0, #NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~hx~0=2139095041, ~invln2_exp~0=1803368777/1250000000, ~k~0=0, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~sx~0=3, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x=28.0] [L118] RET call #t~ret16 := __ieee754_expf(~x~0); VAL [#NULL!base=0, #NULL!offset=0, #t~ret16=26.0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L118] ~res~0 := #t~ret16; [L118] havoc #t~ret16; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L121] COND TRUE ~someBinaryFLOATComparisonOperation(~res~0, 1.0) VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L122] assert false; VAL [#NULL!base=0, #NULL!offset=0, ~#halF_exp~0!base=13, ~#halF_exp~0!offset=0, ~#ln2HI_exp~0!base=30, ~#ln2HI_exp~0!offset=0, ~#ln2LO_exp~0!base=19, ~#ln2LO_exp~0!offset=0, ~huge_exp~0=1.0E30, ~invln2_exp~0=1803368777/1250000000, ~one_exp~0=1.0, ~P1_exp~0=16666667163/100000000000, ~P3_exp~0=6613755977/100000000000000, ~P5_exp~0=20690684721/500000000000000000, ~res~0=26.0, ~twom100_exp~0=39443045261/50000000000000000000000000000000000000000, ~x~0=28.0] [L15-L34] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; VAL [\old(halF_exp)=33, \old(halF_exp)=15, \old(huge_exp)=27, \old(invln2_exp)=11, \old(ln2HI_exp)=9, \old(ln2HI_exp)=31, \old(ln2LO_exp)=32, \old(ln2LO_exp)=18, \old(one_exp)=23, \old(P1_exp)=14, \old(P2_exp)=16, \old(P3_exp)=20, \old(P4_exp)=22, \old(P5_exp)=21, \old(twom100_exp)=10, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L117] float x = -0.0f; VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L118] CALL, EXPR __ieee754_expf(x) VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L37] float y, hi, lo, c, t; [L38] __int32_t k = 0, xsb, sx; [L39] __uint32_t hx; VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L42] ieee_float_shape_type gf_u; [L43] gf_u.value = (x) [L44] EXPR gf_u.word [L44] (sx) = gf_u.word [L46] xsb = (sx >> 31) & 1 [L47] hx = sx & 0x7fffffff VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=3, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L49] COND TRUE ((hx) > 0x7f800000L) [L50] return x + x; VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, hx=2139095041, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=3, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L118] RET, EXPR __ieee754_expf(x) VAL [__ieee754_expf(x)=26, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L118] float res = __ieee754_expf(x); [L121] COND TRUE res != 1.0f VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=26, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L122] __VERIFIER_error() VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=26, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] ----- [2018-11-22 23:33:31,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:33:31 BoogieIcfgContainer [2018-11-22 23:33:31,214 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 23:33:31,214 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:33:31,215 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:33:31,215 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:33:31,215 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:33:30" (3/4) ... [2018-11-22 23:33:31,218 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-22 23:33:31,218 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:33:31,219 INFO L168 Benchmark]: Toolchain (without parser) took 943.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -119.9 MB). Peak memory consumption was 36.3 MB. Max. memory is 11.5 GB. [2018-11-22 23:33:31,220 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-22 23:33:31,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 223.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -188.4 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. [2018-11-22 23:33:31,221 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:33:31,221 INFO L168 Benchmark]: Boogie Preprocessor took 29.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:33:31,222 INFO L168 Benchmark]: RCFGBuilder took 289.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:33:31,222 INFO L168 Benchmark]: TraceAbstraction took 374.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:33:31,223 INFO L168 Benchmark]: Witness Printer took 3.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:33:31,226 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 223.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.2 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -188.4 MB). Peak memory consumption was 28.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 289.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 374.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.7 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 122]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 121, overapproximation of someUnaryDOUBLEoperation at line 19, overapproximation of bitwiseAnd at line 46, overapproximation of someUnaryFLOAToperation at line 117, overapproximation of someBinaryArithmeticFLOAToperation at line 50. Possible FailurePath: [L15-L34] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; VAL [\old(halF_exp)=33, \old(halF_exp)=15, \old(huge_exp)=27, \old(invln2_exp)=11, \old(ln2HI_exp)=9, \old(ln2HI_exp)=31, \old(ln2LO_exp)=32, \old(ln2LO_exp)=18, \old(one_exp)=23, \old(P1_exp)=14, \old(P2_exp)=16, \old(P3_exp)=20, \old(P4_exp)=22, \old(P5_exp)=21, \old(twom100_exp)=10, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L117] float x = -0.0f; VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L118] CALL, EXPR __ieee754_expf(x) VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L37] float y, hi, lo, c, t; [L38] __int32_t k = 0, xsb, sx; [L39] __uint32_t hx; VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L42] ieee_float_shape_type gf_u; [L43] gf_u.value = (x) [L44] EXPR gf_u.word [L44] (sx) = gf_u.word [L46] xsb = (sx >> 31) & 1 [L47] hx = sx & 0x7fffffff VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=3, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L49] COND TRUE ((hx) > 0x7f800000L) [L50] return x + x; VAL [\old(x)=28, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, hx=2139095041, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, sx=3, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L118] RET, EXPR __ieee754_expf(x) VAL [__ieee754_expf(x)=26, halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L118] float res = __ieee754_expf(x); [L121] COND TRUE res != 1.0f VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=26, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] [L122] __VERIFIER_error() VAL [halF_exp={13:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={30:0}, ln2LO_exp={19:0}, one_exp=1, P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, res=26, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=28] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 45 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 55 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=45occurred 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, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 225 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 [2018-11-22 23:33:32,602 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:33:32,603 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:33:32,610 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-11-22 23:33:32,615 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:33:32,616 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:33:32,617 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:33:32,618 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:33:32,618 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:33:32,619 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:33:32,620 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:33:32,621 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:33:32,622 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:33:32,623 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:33:32,624 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:33:32,626 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:33:32,626 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:33:32,626 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:33:32,627 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:33:32,627 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:33:32,628 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:33:32,628 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:33:32,629 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:33:32,629 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:33:32,630 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:33:32,630 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:33:32,630 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:33:32,631 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:33:32,631 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:33:32,631 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-11-22 23:33:32,641 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:33:32,641 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:33:32,641 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:33:32,642 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:33:32,642 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-22 23:33:32,642 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-22 23:33:32,642 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-22 23:33:32,642 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-22 23:33:32,642 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-22 23:33:32,642 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-22 23:33:32,643 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:33:32,643 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:33:32,643 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:33:32,643 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:33:32,643 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:33:32,643 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:33:32,644 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:33:32,644 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-22 23:33:32,644 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-22 23:33:32,645 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:33:32,645 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:33:32,645 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:33:32,645 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:33:32,646 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:33:32,646 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:33:32,646 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:33:32,646 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:33:32,646 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:33:32,646 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:33:32,646 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:33:32,647 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:33:32,647 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-22 23:33:32,647 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:33:32,647 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-22 23:33:32,647 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-22 23:33:32,647 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_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 -> 4c9cffacfd3e6caa748d273206d3a84e636fe987 [2018-11-22 23:33:32,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:33:32,686 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:33:32,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:33:32,689 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:33:32,690 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:33:32,690 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/../../sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c [2018-11-22 23:33:32,734 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/data/3d17e583c/657a44c6e9474a478e1a70e7317fe8a5/FLAG384cd39ed [2018-11-22 23:33:33,132 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:33:33,133 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/sv-benchmarks/c/float-newlib/float_req_bl_0832b_true-unreach-call.c [2018-11-22 23:33:33,137 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/data/3d17e583c/657a44c6e9474a478e1a70e7317fe8a5/FLAG384cd39ed [2018-11-22 23:33:33,146 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/data/3d17e583c/657a44c6e9474a478e1a70e7317fe8a5 [2018-11-22 23:33:33,148 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:33:33,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:33:33,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:33:33,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:33:33,152 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:33:33,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:33:33" (1/1) ... [2018-11-22 23:33:33,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467d0368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33, skipping insertion in model container [2018-11-22 23:33:33,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:33:33" (1/1) ... [2018-11-22 23:33:33,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:33:33,176 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:33:33,312 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:33:33,318 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:33:33,347 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:33:33,368 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:33:33,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33 WrapperNode [2018-11-22 23:33:33,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:33:33,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:33:33,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:33:33,369 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:33:33,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33" (1/1) ... [2018-11-22 23:33:33,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33" (1/1) ... [2018-11-22 23:33:33,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:33:33,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:33:33,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:33:33,433 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:33:33,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33" (1/1) ... [2018-11-22 23:33:33,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33" (1/1) ... [2018-11-22 23:33:33,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33" (1/1) ... [2018-11-22 23:33:33,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33" (1/1) ... [2018-11-22 23:33:33,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33" (1/1) ... [2018-11-22 23:33:33,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33" (1/1) ... [2018-11-22 23:33:33,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33" (1/1) ... [2018-11-22 23:33:33,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:33:33,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:33:33,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:33:33,466 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:33:33,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 [2018-11-22 23:33:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_expf [2018-11-22 23:33:33,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_expf [2018-11-22 23:33:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-11-22 23:33:33,499 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:33:33,499 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:33:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-22 23:33:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:33:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:33:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 23:33:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-22 23:33:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:33:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:33:33,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-22 23:33:33,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-22 23:33:33,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 23:33:33,606 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 23:33:39,841 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 23:33:39,861 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-22 23:33:39,959 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:33:39,959 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-11-22 23:33:39,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:33:39 BoogieIcfgContainer [2018-11-22 23:33:39,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:33:39,960 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 23:33:39,960 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 23:33:39,962 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 23:33:39,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:33:33" (1/3) ... [2018-11-22 23:33:39,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5005a684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:33:39, skipping insertion in model container [2018-11-22 23:33:39,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:33:33" (2/3) ... [2018-11-22 23:33:39,962 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5005a684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:33:39, skipping insertion in model container [2018-11-22 23:33:39,963 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:33:39" (3/3) ... [2018-11-22 23:33:39,964 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0832b_true-unreach-call.c [2018-11-22 23:33:39,969 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 23:33:39,973 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 23:33:39,981 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 23:33:39,998 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:33:39,998 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 23:33:39,998 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 23:33:39,998 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 23:33:39,999 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:33:39,999 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:33:39,999 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 23:33:39,999 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:33:39,999 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 23:33:40,008 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states. [2018-11-22 23:33:40,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-22 23:33:40,011 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:33:40,012 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:33:40,013 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:33:40,016 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:33:40,017 INFO L82 PathProgramCache]: Analyzing trace with hash -1027521113, now seen corresponding path program 1 times [2018-11-22 23:33:40,019 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 23:33:40,019 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 [2018-11-22 23:33:40,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:33:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:33:40,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:33:40,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:33:40,135 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 23:33:40,149 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:33:40,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-22 23:33:40,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-22 23:33:40,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-22 23:33:40,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 23:33:40,166 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 2 states. [2018-11-22 23:33:40,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:33:40,183 INFO L93 Difference]: Finished difference Result 82 states and 124 transitions. [2018-11-22 23:33:40,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-22 23:33:40,185 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2018-11-22 23:33:40,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:33:40,193 INFO L225 Difference]: With dead ends: 82 [2018-11-22 23:33:40,193 INFO L226 Difference]: Without dead ends: 41 [2018-11-22 23:33:40,196 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-22 23:33:40,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-22 23:33:40,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-11-22 23:33:40,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-22 23:33:40,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2018-11-22 23:33:40,226 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 51 transitions. Word has length 16 [2018-11-22 23:33:40,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:33:40,227 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 51 transitions. [2018-11-22 23:33:40,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-22 23:33:40,227 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2018-11-22 23:33:40,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-22 23:33:40,228 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:33:40,228 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:33:40,229 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:33:40,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:33:40,229 INFO L82 PathProgramCache]: Analyzing trace with hash 900277844, now seen corresponding path program 1 times [2018-11-22 23:33:40,230 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 23:33:40,230 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 [2018-11-22 23:33:40,233 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:33:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:33:40,307 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:33:40,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:33:40,387 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 23:33:40,395 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:33:40,395 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 23:33:40,396 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 23:33:40,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 23:33:40,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:33:40,397 INFO L87 Difference]: Start difference. First operand 41 states and 51 transitions. Second operand 7 states. [2018-11-22 23:33:48,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:33:48,505 INFO L93 Difference]: Finished difference Result 52 states and 61 transitions. [2018-11-22 23:33:48,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-22 23:33:48,561 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 17 [2018-11-22 23:33:48,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:33:48,563 INFO L225 Difference]: With dead ends: 52 [2018-11-22 23:33:48,563 INFO L226 Difference]: Without dead ends: 46 [2018-11-22 23:33:48,564 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-22 23:33:48,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-22 23:33:48,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 41. [2018-11-22 23:33:48,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-22 23:33:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 50 transitions. [2018-11-22 23:33:48,568 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 50 transitions. Word has length 17 [2018-11-22 23:33:48,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:33:48,568 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 50 transitions. [2018-11-22 23:33:48,568 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 23:33:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2018-11-22 23:33:48,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-22 23:33:48,569 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:33:48,569 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:33:48,569 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:33:48,569 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:33:48,570 INFO L82 PathProgramCache]: Analyzing trace with hash -211300720, now seen corresponding path program 1 times [2018-11-22 23:33:48,570 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 23:33:48,570 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 [2018-11-22 23:33:48,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:33:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:33:48,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:33:48,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:33:48,703 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 23:33:48,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:33:48,712 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:33:48,712 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:33:48,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:33:48,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:33:48,713 INFO L87 Difference]: Start difference. First operand 41 states and 50 transitions. Second operand 6 states. [2018-11-22 23:33:57,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:33:57,629 INFO L93 Difference]: Finished difference Result 52 states and 60 transitions. [2018-11-22 23:33:57,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 23:33:57,692 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-11-22 23:33:57,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:33:57,693 INFO L225 Difference]: With dead ends: 52 [2018-11-22 23:33:57,693 INFO L226 Difference]: Without dead ends: 46 [2018-11-22 23:33:57,694 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-22 23:33:57,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-22 23:33:57,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 41. [2018-11-22 23:33:57,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-22 23:33:57,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2018-11-22 23:33:57,699 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 49 transitions. Word has length 19 [2018-11-22 23:33:57,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:33:57,699 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 49 transitions. [2018-11-22 23:33:57,699 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:33:57,699 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2018-11-22 23:33:57,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-22 23:33:57,700 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:33:57,700 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] [2018-11-22 23:33:57,700 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:33:57,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:33:57,700 INFO L82 PathProgramCache]: Analyzing trace with hash -95067259, now seen corresponding path program 1 times [2018-11-22 23:33:57,701 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 23:33:57,701 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 [2018-11-22 23:33:57,704 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:33:57,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:33:57,780 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:33:57,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:33:57,844 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 23:33:57,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:33:57,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 23:33:57,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 23:33:57,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 23:33:57,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:33:57,858 INFO L87 Difference]: Start difference. First operand 41 states and 49 transitions. Second operand 7 states. [2018-11-22 23:34:08,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:34:08,831 INFO L93 Difference]: Finished difference Result 50 states and 57 transitions. [2018-11-22 23:34:08,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-22 23:34:08,893 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-11-22 23:34:08,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:34:08,894 INFO L225 Difference]: With dead ends: 50 [2018-11-22 23:34:08,894 INFO L226 Difference]: Without dead ends: 42 [2018-11-22 23:34:08,894 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-22 23:34:08,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-22 23:34:08,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 39. [2018-11-22 23:34:08,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-22 23:34:08,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 45 transitions. [2018-11-22 23:34:08,899 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 45 transitions. Word has length 20 [2018-11-22 23:34:08,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:34:08,899 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 45 transitions. [2018-11-22 23:34:08,899 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 23:34:08,899 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2018-11-22 23:34:08,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-22 23:34:08,900 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:34:08,900 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] [2018-11-22 23:34:08,900 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:34:08,901 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:34:08,901 INFO L82 PathProgramCache]: Analyzing trace with hash 589145278, now seen corresponding path program 1 times [2018-11-22 23:34:08,901 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 23:34:08,901 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 [2018-11-22 23:34:08,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:34:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:34:08,998 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:34:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:34:09,054 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 23:34:09,065 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:34:09,065 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 23:34:09,065 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 23:34:09,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 23:34:09,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:34:09,065 INFO L87 Difference]: Start difference. First operand 39 states and 45 transitions. Second operand 7 states. [2018-11-22 23:34:18,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:34:18,078 INFO L93 Difference]: Finished difference Result 50 states and 55 transitions. [2018-11-22 23:34:18,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-22 23:34:18,079 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2018-11-22 23:34:18,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:34:18,080 INFO L225 Difference]: With dead ends: 50 [2018-11-22 23:34:18,080 INFO L226 Difference]: Without dead ends: 44 [2018-11-22 23:34:18,080 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-22 23:34:18,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-11-22 23:34:18,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 39. [2018-11-22 23:34:18,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-22 23:34:18,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 44 transitions. [2018-11-22 23:34:18,084 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 44 transitions. Word has length 20 [2018-11-22 23:34:18,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:34:18,084 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 44 transitions. [2018-11-22 23:34:18,084 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 23:34:18,084 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2018-11-22 23:34:18,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-22 23:34:18,084 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:34:18,085 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:34:18,085 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:34:18,085 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:34:18,085 INFO L82 PathProgramCache]: Analyzing trace with hash 901419296, now seen corresponding path program 1 times [2018-11-22 23:34:18,085 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 23:34:18,085 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 [2018-11-22 23:34:18,090 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:34:18,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:34:18,188 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:34:18,634 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-22 23:34:18,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:34:18,747 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 23:34:18,755 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:34:18,755 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-22 23:34:18,756 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-22 23:34:18,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-22 23:34:18,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-22 23:34:18,756 INFO L87 Difference]: Start difference. First operand 39 states and 44 transitions. Second operand 8 states. [2018-11-22 23:34:22,171 WARN L180 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-22 23:34:28,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:34:28,295 INFO L93 Difference]: Finished difference Result 48 states and 52 transitions. [2018-11-22 23:34:28,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-22 23:34:28,295 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2018-11-22 23:34:28,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:34:28,296 INFO L225 Difference]: With dead ends: 48 [2018-11-22 23:34:28,296 INFO L226 Difference]: Without dead ends: 42 [2018-11-22 23:34:28,296 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2018-11-22 23:34:28,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-22 23:34:28,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 39. [2018-11-22 23:34:28,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-22 23:34:28,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2018-11-22 23:34:28,300 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 23 [2018-11-22 23:34:28,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:34:28,300 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2018-11-22 23:34:28,300 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-22 23:34:28,300 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2018-11-22 23:34:28,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 23:34:28,301 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:34:28,301 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 23:34:28,301 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:34:28,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:34:28,302 INFO L82 PathProgramCache]: Analyzing trace with hash -1676277967, now seen corresponding path program 1 times [2018-11-22 23:34:28,302 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 23:34:28,302 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 [2018-11-22 23:34:28,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:34:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:34:28,995 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:34:29,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:34:29,061 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 23:34:29,075 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:34:29,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 23:34:29,075 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 23:34:29,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 23:34:29,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:34:29,075 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand 7 states. [2018-11-22 23:34:37,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:34:37,860 INFO L93 Difference]: Finished difference Result 61 states and 66 transitions. [2018-11-22 23:34:37,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-22 23:34:37,924 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-11-22 23:34:37,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:34:37,925 INFO L225 Difference]: With dead ends: 61 [2018-11-22 23:34:37,925 INFO L226 Difference]: Without dead ends: 40 [2018-11-22 23:34:37,925 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-11-22 23:34:37,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-22 23:34:37,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 39. [2018-11-22 23:34:37,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-22 23:34:37,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 41 transitions. [2018-11-22 23:34:37,928 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 41 transitions. Word has length 24 [2018-11-22 23:34:37,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:34:37,928 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 41 transitions. [2018-11-22 23:34:37,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 23:34:37,929 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2018-11-22 23:34:37,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-22 23:34:37,929 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:34:37,929 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] [2018-11-22 23:34:37,929 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:34:37,930 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:34:37,930 INFO L82 PathProgramCache]: Analyzing trace with hash -779018628, now seen corresponding path program 1 times [2018-11-22 23:34:37,930 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 23:34:37,930 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 [2018-11-22 23:34:37,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:34:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:34:38,722 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:34:40,025 WARN L180 SmtUtils]: Spent 660.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-22 23:34:40,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:34:40,029 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 23:34:40,045 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:34:40,046 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:34:40,046 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:34:40,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:34:40,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:34:40,046 INFO L87 Difference]: Start difference. First operand 39 states and 41 transitions. Second operand 6 states. [2018-11-22 23:34:43,259 WARN L180 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-22 23:34:53,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:34:53,951 INFO L93 Difference]: Finished difference Result 47 states and 49 transitions. [2018-11-22 23:34:53,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 23:34:53,952 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2018-11-22 23:34:53,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:34:53,953 INFO L225 Difference]: With dead ends: 47 [2018-11-22 23:34:53,953 INFO L226 Difference]: Without dead ends: 41 [2018-11-22 23:34:53,953 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:34:53,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2018-11-22 23:34:53,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2018-11-22 23:34:53,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-22 23:34:53,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 43 transitions. [2018-11-22 23:34:53,957 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 43 transitions. Word has length 25 [2018-11-22 23:34:53,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:34:53,957 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 43 transitions. [2018-11-22 23:34:53,957 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:34:53,957 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2018-11-22 23:34:53,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-22 23:34:53,957 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:34:53,958 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] [2018-11-22 23:34:53,958 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:34:53,958 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:34:53,958 INFO L82 PathProgramCache]: Analyzing trace with hash -2043508857, now seen corresponding path program 1 times [2018-11-22 23:34:53,958 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 23:34:53,958 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/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 [2018-11-22 23:34:53,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:34:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:34:54,969 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:34:55,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:34:55,050 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 23:34:55,066 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:34:55,066 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-22 23:34:55,067 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-22 23:34:55,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-22 23:34:55,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:34:55,067 INFO L87 Difference]: Start difference. First operand 41 states and 43 transitions. Second operand 7 states. [2018-11-22 23:35:08,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:35:08,249 INFO L93 Difference]: Finished difference Result 58 states and 60 transitions. [2018-11-22 23:35:08,311 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-22 23:35:08,311 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2018-11-22 23:35:08,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:35:08,312 INFO L225 Difference]: With dead ends: 58 [2018-11-22 23:35:08,312 INFO L226 Difference]: Without dead ends: 37 [2018-11-22 23:35:08,312 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-11-22 23:35:08,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-11-22 23:35:08,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2018-11-22 23:35:08,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-22 23:35:08,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 37 transitions. [2018-11-22 23:35:08,316 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 37 transitions. Word has length 25 [2018-11-22 23:35:08,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:35:08,316 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 37 transitions. [2018-11-22 23:35:08,316 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-22 23:35:08,316 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 37 transitions. [2018-11-22 23:35:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-22 23:35:08,316 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:35:08,316 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] [2018-11-22 23:35:08,317 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 23:35:08,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:35:08,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1556919915, now seen corresponding path program 1 times [2018-11-22 23:35:08,317 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-22 23:35:08,317 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2018-11-22 23:35:08,320 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:35:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:35:09,131 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-22 23:35:09,814 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-22 23:35:09,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:35:09,820 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-22 23:35:09,835 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:35:09,835 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-22 23:35:09,835 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-22 23:35:09,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-22 23:35:09,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-22 23:35:09,836 INFO L87 Difference]: Start difference. First operand 37 states and 37 transitions. Second operand 6 states. [2018-11-22 23:35:11,320 WARN L180 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-22 23:35:15,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:35:15,644 INFO L93 Difference]: Finished difference Result 37 states and 37 transitions. [2018-11-22 23:35:15,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-22 23:35:15,714 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 31 [2018-11-22 23:35:15,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:35:15,714 INFO L225 Difference]: With dead ends: 37 [2018-11-22 23:35:15,715 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 23:35:15,715 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-22 23:35:15,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 23:35:15,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 23:35:15,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 23:35:15,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 23:35:15,716 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2018-11-22 23:35:15,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:35:15,716 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:35:15,716 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-22 23:35:15,716 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 23:35:15,716 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:35:15,719 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 23:35:16,229 WARN L180 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-11-22 23:35:16,754 WARN L180 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-11-22 23:35:16,756 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-22 23:35:16,756 INFO L448 ceAbstractionStarter]: For program point L52-2(line 52) no Hoare annotation was computed. [2018-11-22 23:35:16,756 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 106) no Hoare annotation was computed. [2018-11-22 23:35:16,756 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 95 108) no Hoare annotation was computed. [2018-11-22 23:35:16,756 INFO L448 ceAbstractionStarter]: For program point L102-2(lines 102 106) no Hoare annotation was computed. [2018-11-22 23:35:16,756 INFO L448 ceAbstractionStarter]: For program point L53(lines 53 54) no Hoare annotation was computed. [2018-11-22 23:35:16,756 INFO L448 ceAbstractionStarter]: For program point L78(lines 78 81) no Hoare annotation was computed. [2018-11-22 23:35:16,756 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2018-11-22 23:35:16,756 INFO L448 ceAbstractionStarter]: For program point L70-2(lines 58 73) no Hoare annotation was computed. [2018-11-22 23:35:16,756 INFO L448 ceAbstractionStarter]: For program point __ieee754_expfEXIT(lines 36 109) no Hoare annotation was computed. [2018-11-22 23:35:16,756 INFO L448 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2018-11-22 23:35:16,757 INFO L451 ceAbstractionStarter]: At program point __ieee754_expfENTRY(lines 36 109) the Hoare annotation is: true [2018-11-22 23:35:16,757 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 56) no Hoare annotation was computed. [2018-11-22 23:35:16,757 INFO L448 ceAbstractionStarter]: For program point __ieee754_expfFINAL(lines 36 109) no Hoare annotation was computed. [2018-11-22 23:35:16,757 INFO L448 ceAbstractionStarter]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2018-11-22 23:35:16,757 INFO L444 ceAbstractionStarter]: At program point L97-2(lines 97 101) the Hoare annotation is: (or (not (= ~one_exp~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_exp~0)) (exists ((__ieee754_expf_~sx~0 (_ BitVec 32))) (and (not (bvult (bvand (_ bv2147483647 32) __ieee754_expf_~sx~0) (_ bv830472192 32))) (= (fp ((_ extract 31 31) __ieee754_expf_~sx~0) ((_ extract 30 23) __ieee754_expf_~sx~0) ((_ extract 22 0) __ieee754_expf_~sx~0)) |__ieee754_expf_#in~x|)))) [2018-11-22 23:35:16,757 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 93) no Hoare annotation was computed. [2018-11-22 23:35:16,757 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 82 95) no Hoare annotation was computed. [2018-11-22 23:35:16,757 INFO L448 ceAbstractionStarter]: For program point L89-2(lines 89 93) no Hoare annotation was computed. [2018-11-22 23:35:16,757 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 108) no Hoare annotation was computed. [2018-11-22 23:35:16,757 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 50) no Hoare annotation was computed. [2018-11-22 23:35:16,757 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 41 45) no Hoare annotation was computed. [2018-11-22 23:35:16,757 INFO L444 ceAbstractionStarter]: At program point L41-2(lines 41 45) the Hoare annotation is: (or (not (= ~one_exp~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_exp~0)) (= |__ieee754_expf_#in~x| __ieee754_expf_~x)) [2018-11-22 23:35:16,757 INFO L448 ceAbstractionStarter]: For program point L41-3(lines 41 45) no Hoare annotation was computed. [2018-11-22 23:35:16,758 INFO L448 ceAbstractionStarter]: For program point L58(lines 58 73) no Hoare annotation was computed. [2018-11-22 23:35:16,758 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 68) no Hoare annotation was computed. [2018-11-22 23:35:16,758 INFO L448 ceAbstractionStarter]: For program point L59-2(lines 59 68) no Hoare annotation was computed. [2018-11-22 23:35:16,758 INFO L448 ceAbstractionStarter]: For program point L51(lines 51 52) no Hoare annotation was computed. [2018-11-22 23:35:16,758 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 84 88) no Hoare annotation was computed. [2018-11-22 23:35:16,758 INFO L444 ceAbstractionStarter]: At program point L84-2(lines 84 88) the Hoare annotation is: (or (not (= ~one_exp~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_exp~0)) (exists ((__ieee754_expf_~sx~0 (_ BitVec 32))) (and (not (bvult (bvand (_ bv2147483647 32) __ieee754_expf_~sx~0) (_ bv830472192 32))) (= (fp ((_ extract 31 31) __ieee754_expf_~sx~0) ((_ extract 30 23) __ieee754_expf_~sx~0) ((_ extract 22 0) __ieee754_expf_~sx~0)) |__ieee754_expf_#in~x|)))) [2018-11-22 23:35:16,758 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:35:16,758 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-22 23:35:16,758 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:35:16,758 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 23:35:16,759 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ~one_exp~0) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_exp~0)) [2018-11-22 23:35:16,759 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 23:35:16,759 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 23:35:16,759 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 122) no Hoare annotation was computed. [2018-11-22 23:35:16,759 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 111 127) the Hoare annotation is: true [2018-11-22 23:35:16,759 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 111 127) no Hoare annotation was computed. [2018-11-22 23:35:16,759 INFO L448 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-11-22 23:35:16,759 INFO L448 ceAbstractionStarter]: For program point L121(lines 121 124) no Hoare annotation was computed. [2018-11-22 23:35:16,759 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 111 127) no Hoare annotation was computed. [2018-11-22 23:35:16,760 INFO L444 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (or (not (= ~one_exp~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0)))) (not (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1000000000000000000000000000000.0)) ~huge_exp~0)) (= main_~x~0 (fp.neg (_ +zero 8 24)))) [2018-11-22 23:35:16,760 INFO L448 ceAbstractionStarter]: For program point L118-1(line 118) no Hoare annotation was computed. [2018-11-22 23:35:16,766 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,767 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,767 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,767 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,767 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,770 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,770 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,771 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,771 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,771 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,771 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,771 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,771 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,772 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,772 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,773 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,773 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,773 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,773 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,773 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,773 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,774 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,774 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,774 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,774 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,774 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,775 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,775 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,775 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,775 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,775 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,776 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,776 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,776 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,776 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,776 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,776 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:35:16 BoogieIcfgContainer [2018-11-22 23:35:16,778 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 23:35:16,778 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:35:16,778 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:35:16,778 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:35:16,779 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:33:39" (3/4) ... [2018-11-22 23:35:16,781 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:35:16,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_expf [2018-11-22 23:35:16,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 23:35:16,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 23:35:16,791 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2018-11-22 23:35:16,791 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-22 23:35:16,791 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-22 23:35:16,791 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:35:16,792 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:35:16,810 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || \old(x) == x [2018-11-22 23:35:16,811 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || (\exists __ieee754_expf_~sx~0 : bv32 :: !~bvult32(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 830472192bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) [2018-11-22 23:35:16,811 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || (\exists __ieee754_expf_~sx~0 : bv32 :: !~bvult32(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 830472192bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) [2018-11-22 23:35:16,830 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_06d68dc4-9ae4-44ee-9fb5-a7e8e02405b1/bin-2019/utaipan/witness.graphml [2018-11-22 23:35:16,830 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:35:16,831 INFO L168 Benchmark]: Toolchain (without parser) took 103682.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 189.3 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -155.7 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2018-11-22 23:35:16,832 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. [2018-11-22 23:35:16,832 INFO L168 Benchmark]: CACSL2BoogieTranslator took 218.95 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-22 23:35:16,832 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -173.4 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-11-22 23:35:16,833 INFO L168 Benchmark]: Boogie Preprocessor took 32.36 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. [2018-11-22 23:35:16,833 INFO L168 Benchmark]: RCFGBuilder took 6493.56 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: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2018-11-22 23:35:16,833 INFO L168 Benchmark]: TraceAbstraction took 96818.04 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 70.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -31.9 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:35:16,833 INFO L168 Benchmark]: Witness Printer took 52.37 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. [2018-11-22 23:35:16,835 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 218.95 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -173.4 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.36 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 6493.56 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: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 96818.04 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 70.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -31.9 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. * Witness Printer took 52.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 122]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 97]: Loop Invariant [2018-11-22 23:35:16,840 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,840 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,840 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,840 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,840 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,840 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,840 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,840 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,841 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,841 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,841 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,841 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,841 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,842 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,842 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,842 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] Derived loop invariant: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || (\exists __ieee754_expf_~sx~0 : bv32 :: !~bvult32(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 830472192bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) - InvariantResult [Line: 41]: Loop Invariant [2018-11-22 23:35:16,843 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,843 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,843 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,843 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,844 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,844 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,844 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,844 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || \old(x) == x - InvariantResult [Line: 84]: Loop Invariant [2018-11-22 23:35:16,844 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,844 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,845 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,845 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,845 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,845 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,845 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,845 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,846 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,846 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,846 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,846 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-22 23:35:16,846 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,846 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,846 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] [2018-11-22 23:35:16,846 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__ieee754_expf_~sx~0,QUANTIFIED] Derived loop invariant: (!(one_exp == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0))) || !(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0E30)) == huge_exp)) || (\exists __ieee754_expf_~sx~0 : bv32 :: !~bvult32(~bvand32(2147483647bv32, __ieee754_expf_~sx~0), 830472192bv32) && ~fp~LONGDOUBLE(__ieee754_expf_~sx~0[31:31], __ieee754_expf_~sx~0[30:23], __ieee754_expf_~sx~0[22:0]) == \old(x)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 45 locations, 1 error locations. SAFE Result, 96.7s OverallTime, 10 OverallIterations, 1 TraceHistogramMax, 88.6s AutomataDifference, 0.0s DeadEndRemovalTime, 1.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 352 SDtfs, 392 SDslu, 1065 SDs, 0 SdLazy, 395 SolverSat, 2 SolverUnsat, 32 SolverUnknown, 0 SolverNotchecked, 83.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 236 GetRequests, 164 SyntacticMatches, 3 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred 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, 10 MinimizatonAttempts, 22 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9 PreInvPairs, 16 NumberOfFragments, 128 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 168 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 210 ConstructedInterpolants, 38 QuantifiedInterpolants, 46147 SizeOfPredicates, 35 NumberOfNonLiveVariables, 1114 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...