./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1131a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7996fde94937d363db08c14aa2955aadfd79e5c8 ...................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7996fde94937d363db08c14aa2955aadfd79e5c8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:18:27,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:18:27,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:18:27,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:18:27,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:18:27,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:18:27,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:18:27,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:18:27,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:18:27,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:18:27,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:18:27,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:18:27,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:18:27,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:18:27,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:18:27,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:18:27,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:18:27,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:18:27,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:18:27,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:18:27,800 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:18:27,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:18:27,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:18:27,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:18:27,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:18:27,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:18:27,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:18:27,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:18:27,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:18:27,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:18:27,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:18:27,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:18:27,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:18:27,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:18:27,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:18:27,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:18:27,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:18:27,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:18:27,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:18:27,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:18:27,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:18:27,810 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 18:18:27,823 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:18:27,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:18:27,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:18:27,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:18:27,825 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:18:27,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:18:27,825 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:18:27,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:18:27,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:18:27,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:18:27,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:18:27,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:18:27,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:18:27,826 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:18:27,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:18:27,827 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:18:27,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:18:27,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:18:27,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:18:27,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:18:27,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:18:27,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:18:27,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:18:27,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:18:27,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:18:27,828 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:18:27,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:18:27,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:18:27,828 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:18:27,828 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer 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 -> Automizer 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 -> 7996fde94937d363db08c14aa2955aadfd79e5c8 [2019-12-07 18:18:27,928 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:18:27,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:18:27,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:18:27,942 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:18:27,942 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:18:27,943 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1131a.c [2019-12-07 18:18:27,989 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/data/9646866bb/4c91dd3758c240618302e02df09c2033/FLAG1a8a2542c [2019-12-07 18:18:28,419 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:18:28,420 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/sv-benchmarks/c/float-newlib/float_req_bl_1131a.c [2019-12-07 18:18:28,424 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/data/9646866bb/4c91dd3758c240618302e02df09c2033/FLAG1a8a2542c [2019-12-07 18:18:28,432 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/data/9646866bb/4c91dd3758c240618302e02df09c2033 [2019-12-07 18:18:28,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:18:28,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:18:28,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:18:28,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:18:28,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:18:28,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:18:28" (1/1) ... [2019-12-07 18:18:28,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28, skipping insertion in model container [2019-12-07 18:18:28,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:18:28" (1/1) ... [2019-12-07 18:18:28,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:18:28,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:18:28,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:18:28,617 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:18:28,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:18:28,656 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:18:28,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28 WrapperNode [2019-12-07 18:18:28,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:18:28,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:18:28,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:18:28,657 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:18:28,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28" (1/1) ... [2019-12-07 18:18:28,669 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28" (1/1) ... [2019-12-07 18:18:28,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:18:28,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:18:28,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:18:28,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:18:28,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28" (1/1) ... [2019-12-07 18:18:28,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28" (1/1) ... [2019-12-07 18:18:28,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28" (1/1) ... [2019-12-07 18:18:28,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28" (1/1) ... [2019-12-07 18:18:28,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28" (1/1) ... [2019-12-07 18:18:28,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28" (1/1) ... [2019-12-07 18:18:28,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28" (1/1) ... [2019-12-07 18:18:28,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:18:28,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:18:28,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:18:28,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:18:28,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/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 [2019-12-07 18:18:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 18:18:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 18:18:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 18:18:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 18:18:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:18:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:18:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 18:18:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-12-07 18:18:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 18:18:28,971 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:18:28,972 INFO L287 CfgBuilder]: Removed 22 assume(true) statements. [2019-12-07 18:18:28,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:18:28 BoogieIcfgContainer [2019-12-07 18:18:28,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:18:28,973 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 18:18:28,973 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 18:18:28,977 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 18:18:28,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:18:28" (1/3) ... [2019-12-07 18:18:28,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c3c3074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:18:28, skipping insertion in model container [2019-12-07 18:18:28,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:28" (2/3) ... [2019-12-07 18:18:28,978 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c3c3074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:18:28, skipping insertion in model container [2019-12-07 18:18:28,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:18:28" (3/3) ... [2019-12-07 18:18:28,979 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1131a.c [2019-12-07 18:18:28,985 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 18:18:28,990 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 18:18:28,997 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 18:18:29,011 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 18:18:29,011 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 18:18:29,012 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 18:18:29,012 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:18:29,012 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:18:29,012 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 18:18:29,012 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:18:29,012 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 18:18:29,021 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2019-12-07 18:18:29,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 18:18:29,026 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:18:29,026 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:18:29,026 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:18:29,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:18:29,030 INFO L82 PathProgramCache]: Analyzing trace with hash 2036314411, now seen corresponding path program 1 times [2019-12-07 18:18:29,035 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:18:29,036 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205301035] [2019-12-07 18:18:29,036 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:18:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:18:29,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:18:29,116 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205301035] [2019-12-07 18:18:29,117 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:18:29,117 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 18:18:29,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277386628] [2019-12-07 18:18:29,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 18:18:29,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:18:29,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 18:18:29,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:18:29,130 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2019-12-07 18:18:29,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:18:29,144 INFO L93 Difference]: Finished difference Result 92 states and 154 transitions. [2019-12-07 18:18:29,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 18:18:29,145 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2019-12-07 18:18:29,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:18:29,152 INFO L225 Difference]: With dead ends: 92 [2019-12-07 18:18:29,152 INFO L226 Difference]: Without dead ends: 43 [2019-12-07 18:18:29,154 INFO L630 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 [2019-12-07 18:18:29,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-12-07 18:18:29,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-12-07 18:18:29,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-12-07 18:18:29,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 58 transitions. [2019-12-07 18:18:29,178 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 58 transitions. Word has length 13 [2019-12-07 18:18:29,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:18:29,178 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 58 transitions. [2019-12-07 18:18:29,178 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 18:18:29,178 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2019-12-07 18:18:29,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 18:18:29,179 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:18:29,179 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:18:29,179 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:18:29,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:18:29,179 INFO L82 PathProgramCache]: Analyzing trace with hash -794964373, now seen corresponding path program 1 times [2019-12-07 18:18:29,179 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:18:29,179 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401612935] [2019-12-07 18:18:29,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:18:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:18:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:18:29,282 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 18:18:29,282 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 18:18:29,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 06:18:29 BoogieIcfgContainer [2019-12-07 18:18:29,304 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 18:18:29,305 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 18:18:29,305 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 18:18:29,305 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 18:18:29,305 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:18:28" (3/4) ... [2019-12-07 18:18:29,308 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 18:18:29,308 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 18:18:29,309 INFO L168 Benchmark]: Toolchain (without parser) took 873.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 936.6 MB in the beginning and 1.0 GB in the end (delta: -112.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:18:29,310 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 954.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:18:29,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 220.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -185.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-12-07 18:18:29,310 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.65 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:18:29,311 INFO L168 Benchmark]: Boogie Preprocessor took 24.03 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:18:29,311 INFO L168 Benchmark]: RCFGBuilder took 259.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2019-12-07 18:18:29,312 INFO L168 Benchmark]: TraceAbstraction took 331.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 11.5 GB. [2019-12-07 18:18:29,312 INFO L168 Benchmark]: Witness Printer took 3.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:18:29,314 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 954.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 220.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -185.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.65 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.03 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 259.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 331.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 36.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.06 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 35, overapproximation of bitwiseXor at line 31. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [one_fmod=1, Zero_fmod={3:0}] [L126] float x = __VERIFIER_nondet_float(); [L127] float y = 1.0f / 0.0f; [L109] __int32_t ix; VAL [one_fmod=1, Zero_fmod={3:0}] [L111] ieee_float_shape_type gf_u; [L112] gf_u.value = (x) [L113] EXPR gf_u.word [L113] (ix) = gf_u.word [L115] ix &= 0x7fffffff [L116] return (((ix) < 0x7f800000L)); VAL [one_fmod=1, Zero_fmod={3:0}] [L129] COND TRUE isfinite_float(x) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={3:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={3:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={3:0}] [L131] float res = fmod_float(x, y); [L134] COND TRUE res != x VAL [one_fmod=1, Zero_fmod={3:0}] [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={3:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 47 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 63 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 144 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: 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 0.1.25-f470102 [2019-12-07 18:18:30,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:18:30,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:18:30,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:18:30,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:18:30,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:18:30,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:18:30,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:18:30,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:18:30,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:18:30,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:18:30,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:18:30,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:18:30,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:18:30,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:18:30,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:18:30,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:18:30,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:18:30,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:18:30,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:18:30,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:18:30,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:18:30,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:18:30,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:18:30,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:18:30,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:18:30,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:18:30,684 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:18:30,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:18:30,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:18:30,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:18:30,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:18:30,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:18:30,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:18:30,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:18:30,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:18:30,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:18:30,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:18:30,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:18:30,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:18:30,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:18:30,690 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 18:18:30,700 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:18:30,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:18:30,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:18:30,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:18:30,701 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:18:30,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:18:30,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:18:30,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:18:30,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:18:30,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:18:30,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:18:30,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:18:30,702 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 18:18:30,702 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 18:18:30,702 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:18:30,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:18:30,703 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:18:30,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:18:30,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:18:30,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:18:30,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:18:30,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:18:30,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:18:30,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:18:30,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:18:30,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:18:30,704 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 18:18:30,704 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 18:18:30,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:18:30,704 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:18:30,705 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 18:18:30,705 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer 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 -> Automizer 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 -> 7996fde94937d363db08c14aa2955aadfd79e5c8 [2019-12-07 18:18:30,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:18:30,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:18:30,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:18:30,883 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:18:30,883 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:18:30,884 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1131a.c [2019-12-07 18:18:30,923 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/data/faaf2653c/0f9200702483403bb2f0afd4b96589c8/FLAG9efcef52f [2019-12-07 18:18:31,361 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:18:31,361 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/sv-benchmarks/c/float-newlib/float_req_bl_1131a.c [2019-12-07 18:18:31,366 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/data/faaf2653c/0f9200702483403bb2f0afd4b96589c8/FLAG9efcef52f [2019-12-07 18:18:31,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/data/faaf2653c/0f9200702483403bb2f0afd4b96589c8 [2019-12-07 18:18:31,376 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:18:31,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:18:31,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:18:31,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:18:31,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:18:31,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:18:31" (1/1) ... [2019-12-07 18:18:31,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@365d3edd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31, skipping insertion in model container [2019-12-07 18:18:31,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:18:31" (1/1) ... [2019-12-07 18:18:31,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:18:31,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:18:31,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:18:31,539 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:18:31,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:18:31,620 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:18:31,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31 WrapperNode [2019-12-07 18:18:31,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:18:31,621 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:18:31,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:18:31,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:18:31,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31" (1/1) ... [2019-12-07 18:18:31,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31" (1/1) ... [2019-12-07 18:18:31,661 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:18:31,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:18:31,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:18:31,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:18:31,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31" (1/1) ... [2019-12-07 18:18:31,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31" (1/1) ... [2019-12-07 18:18:31,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31" (1/1) ... [2019-12-07 18:18:31,673 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31" (1/1) ... [2019-12-07 18:18:31,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31" (1/1) ... [2019-12-07 18:18:31,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31" (1/1) ... [2019-12-07 18:18:31,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31" (1/1) ... [2019-12-07 18:18:31,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:18:31,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:18:31,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:18:31,698 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:18:31,699 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/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 [2019-12-07 18:18:31,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-12-07 18:18:31,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 18:18:31,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-12-07 18:18:31,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 18:18:31,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:18:31,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:18:31,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-12-07 18:18:31,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 18:18:31,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 18:18:32,829 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:18:32,830 INFO L287 CfgBuilder]: Removed 22 assume(true) statements. [2019-12-07 18:18:32,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:18:32 BoogieIcfgContainer [2019-12-07 18:18:32,831 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:18:32,832 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 18:18:32,832 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 18:18:32,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 18:18:32,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:18:31" (1/3) ... [2019-12-07 18:18:32,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f2428fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:18:32, skipping insertion in model container [2019-12-07 18:18:32,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:18:31" (2/3) ... [2019-12-07 18:18:32,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f2428fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:18:32, skipping insertion in model container [2019-12-07 18:18:32,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:18:32" (3/3) ... [2019-12-07 18:18:32,837 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_1131a.c [2019-12-07 18:18:32,846 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 18:18:32,852 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 18:18:32,862 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 18:18:32,877 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 18:18:32,878 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 18:18:32,878 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 18:18:32,878 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:18:32,878 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:18:32,878 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 18:18:32,878 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:18:32,878 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 18:18:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states. [2019-12-07 18:18:32,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 18:18:32,891 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:18:32,892 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:18:32,892 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:18:32,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:18:32,895 INFO L82 PathProgramCache]: Analyzing trace with hash 2036314411, now seen corresponding path program 1 times [2019-12-07 18:18:32,902 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:18:32,903 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1320390760] [2019-12-07 18:18:32,903 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/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 [2019-12-07 18:18:33,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:18:33,133 INFO L264 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 18:18:33,136 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:18:33,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:18:33,146 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:18:33,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:18:33,149 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1320390760] [2019-12-07 18:18:33,149 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:18:33,149 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 18:18:33,150 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192331011] [2019-12-07 18:18:33,153 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 18:18:33,153 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:18:33,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 18:18:33,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:18:33,163 INFO L87 Difference]: Start difference. First operand 47 states. Second operand 2 states. [2019-12-07 18:18:33,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:18:33,177 INFO L93 Difference]: Finished difference Result 92 states and 154 transitions. [2019-12-07 18:18:33,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 18:18:33,178 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 13 [2019-12-07 18:18:33,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:18:33,185 INFO L225 Difference]: With dead ends: 92 [2019-12-07 18:18:33,185 INFO L226 Difference]: Without dead ends: 43 [2019-12-07 18:18:33,187 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:18:33,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-12-07 18:18:33,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-12-07 18:18:33,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-12-07 18:18:33,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 58 transitions. [2019-12-07 18:18:33,212 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 58 transitions. Word has length 13 [2019-12-07 18:18:33,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:18:33,212 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 58 transitions. [2019-12-07 18:18:33,212 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 18:18:33,212 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2019-12-07 18:18:33,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 18:18:33,213 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:18:33,213 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:18:33,413 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 18:18:33,414 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:18:33,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:18:33,414 INFO L82 PathProgramCache]: Analyzing trace with hash -794964373, now seen corresponding path program 1 times [2019-12-07 18:18:33,416 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:18:33,416 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [532127091] [2019-12-07 18:18:33,416 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/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 [2019-12-07 18:18:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:18:33,686 INFO L264 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 24 conjunts are in the unsatisfiable core [2019-12-07 18:18:33,689 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:18:33,744 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:18:33,907 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:18:34,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:18:34,207 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:18:34,307 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 18:18:34,492 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 18:18:34,877 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:18:35,010 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 18:18:35,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:18:35,192 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [532127091] [2019-12-07 18:18:35,192 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:18:35,192 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [] total 18 [2019-12-07 18:18:35,193 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522466815] [2019-12-07 18:18:35,194 INFO L442 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-12-07 18:18:35,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:18:35,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-12-07 18:18:35,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2019-12-07 18:18:35,195 INFO L87 Difference]: Start difference. First operand 43 states and 58 transitions. Second operand 18 states. [2019-12-07 18:18:35,608 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2019-12-07 18:18:36,130 WARN L192 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 74 [2019-12-07 18:18:36,579 WARN L192 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2019-12-07 18:18:37,113 WARN L192 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 81 [2019-12-07 18:18:37,731 WARN L192 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 88 [2019-12-07 18:18:38,488 WARN L192 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2019-12-07 18:18:38,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:18:38,558 INFO L93 Difference]: Finished difference Result 47 states and 61 transitions. [2019-12-07 18:18:38,559 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 18:18:38,559 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 16 [2019-12-07 18:18:38,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:18:38,560 INFO L225 Difference]: With dead ends: 47 [2019-12-07 18:18:38,560 INFO L226 Difference]: Without dead ends: 18 [2019-12-07 18:18:38,561 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=131, Invalid=469, Unknown=0, NotChecked=0, Total=600 [2019-12-07 18:18:38,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2019-12-07 18:18:38,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2019-12-07 18:18:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2019-12-07 18:18:38,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2019-12-07 18:18:38,564 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 16 [2019-12-07 18:18:38,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:18:38,564 INFO L462 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2019-12-07 18:18:38,565 INFO L463 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-12-07 18:18:38,565 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2019-12-07 18:18:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 18:18:38,565 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:18:38,565 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:18:38,766 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 18:18:38,766 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:18:38,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:18:38,767 INFO L82 PathProgramCache]: Analyzing trace with hash 1123581797, now seen corresponding path program 1 times [2019-12-07 18:18:38,768 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:18:38,768 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [740327500] [2019-12-07 18:18:38,768 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/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 [2019-12-07 18:18:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:18:38,847 INFO L264 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 14 conjunts are in the unsatisfiable core [2019-12-07 18:18:38,848 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:18:38,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:18:38,940 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:18:39,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:18:39,032 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:18:39,153 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:18:39,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:18:39,234 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [740327500] [2019-12-07 18:18:39,234 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:18:39,234 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 16 [2019-12-07 18:18:39,234 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955095259] [2019-12-07 18:18:39,235 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-12-07 18:18:39,235 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:18:39,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-12-07 18:18:39,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2019-12-07 18:18:39,235 INFO L87 Difference]: Start difference. First operand 18 states and 17 transitions. Second operand 16 states. [2019-12-07 18:18:39,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:18:39,968 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2019-12-07 18:18:39,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 18:18:39,968 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 17 [2019-12-07 18:18:39,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:18:39,969 INFO L225 Difference]: With dead ends: 18 [2019-12-07 18:18:39,969 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 18:18:39,969 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=125, Invalid=337, Unknown=0, NotChecked=0, Total=462 [2019-12-07 18:18:39,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 18:18:39,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 18:18:39,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 18:18:39,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 18:18:39,970 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2019-12-07 18:18:39,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:18:39,970 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 18:18:39,970 INFO L463 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-12-07 18:18:39,970 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 18:18:39,970 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 18:18:40,171 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 18:18:40,174 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 18:18:40,413 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 36 [2019-12-07 18:18:40,628 WARN L192 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 69 [2019-12-07 18:18:40,816 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 53 [2019-12-07 18:18:40,818 INFO L246 CegarLoopResult]: For program point L52-1(lines 17 105) no Hoare annotation was computed. [2019-12-07 18:18:40,818 INFO L246 CegarLoopResult]: For program point L110-1(lines 110 114) no Hoare annotation was computed. [2019-12-07 18:18:40,819 INFO L242 CegarLoopResult]: At program point L110-2(lines 110 114) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~y~0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x)) [2019-12-07 18:18:40,819 INFO L246 CegarLoopResult]: For program point L110-3(lines 110 114) no Hoare annotation was computed. [2019-12-07 18:18:40,819 INFO L246 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2019-12-07 18:18:40,819 INFO L246 CegarLoopResult]: For program point L36(lines 36 37) no Hoare annotation was computed. [2019-12-07 18:18:40,819 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 18:18:40,819 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 18:18:40,819 INFO L246 CegarLoopResult]: For program point L86(lines 86 103) no Hoare annotation was computed. [2019-12-07 18:18:40,819 INFO L246 CegarLoopResult]: For program point L20-1(lines 20 24) no Hoare annotation was computed. [2019-12-07 18:18:40,819 INFO L242 CegarLoopResult]: At program point L20-2(lines 20 24) the Hoare annotation is: (and (exists ((v_ULTIMATE.start_isfinite_float_~ix~1_7 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_ULTIMATE.start_isfinite_float_~ix~1_7) (_ bv2139095040 32)) (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 30 23) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 22 0) v_ULTIMATE.start_isfinite_float_~ix~1_7))))) (exists ((v_prenex_6 RoundingMode)) (= (fp.div v_prenex_6 ((_ to_fp 8 24) v_prenex_6 1.0) (_ +zero 8 24)) ULTIMATE.start_fmod_float_~y)) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_fmod_float_~x) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~y~0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x) (= (_ bv1 32) |ULTIMATE.start_isfinite_float_#res|)) [2019-12-07 18:18:40,819 INFO L246 CegarLoopResult]: For program point L70(lines 70 71) no Hoare annotation was computed. [2019-12-07 18:18:40,819 INFO L246 CegarLoopResult]: For program point L46(lines 17 105) no Hoare annotation was computed. [2019-12-07 18:18:40,820 INFO L242 CegarLoopResult]: At program point L104(lines 17 105) the Hoare annotation is: (and (exists ((v_ULTIMATE.start_isfinite_float_~ix~1_7 (_ BitVec 32))) (and (bvslt (bvand (_ bv2147483647 32) v_ULTIMATE.start_isfinite_float_~ix~1_7) (_ bv2139095040 32)) (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 30 23) v_ULTIMATE.start_isfinite_float_~ix~1_7) ((_ extract 22 0) v_ULTIMATE.start_isfinite_float_~ix~1_7))))) (exists ((v_prenex_6 RoundingMode)) (= (fp.div v_prenex_6 ((_ to_fp 8 24) v_prenex_6 1.0) (_ +zero 8 24)) ULTIMATE.start_fmod_float_~y)) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_fmod_float_~x) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~y~0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (exists ((v_ULTIMATE.start_fmod_float_~hy~0_22 (_ BitVec 32)) (v_prenex_6 RoundingMode)) (and (= (fp.div v_prenex_6 ((_ to_fp 8 24) v_prenex_6 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) v_ULTIMATE.start_fmod_float_~hy~0_22) ((_ extract 30 23) v_ULTIMATE.start_fmod_float_~hy~0_22) ((_ extract 22 0) v_ULTIMATE.start_fmod_float_~hy~0_22))) (= ULTIMATE.start_fmod_float_~hy~0 (bvand (_ bv2147483647 32) v_ULTIMATE.start_fmod_float_~hy~0_22)))) (= |ULTIMATE.start_fmod_float_#res| ULTIMATE.start_main_~x~0) (exists ((v_prenex_5 (_ BitVec 32)) (v_ULTIMATE.start_fmod_float_~hx~0_37 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start_fmod_float_~hx~0_37) ((_ extract 30 23) v_ULTIMATE.start_fmod_float_~hx~0_37) ((_ extract 22 0) v_ULTIMATE.start_fmod_float_~hx~0_37)) (fp ((_ extract 31 31) v_prenex_5) ((_ extract 30 23) v_prenex_5) ((_ extract 22 0) v_prenex_5))) (= (bvxor v_ULTIMATE.start_fmod_float_~hx~0_37 (bvand (_ bv2147483648 32) v_ULTIMATE.start_fmod_float_~hx~0_37)) ULTIMATE.start_fmod_float_~hx~0) (bvslt (bvand (_ bv2147483647 32) v_prenex_5) (_ bv2139095040 32)))) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x) (= (_ bv1 32) |ULTIMATE.start_isfinite_float_#res|)) [2019-12-07 18:18:40,820 INFO L246 CegarLoopResult]: For program point L38(lines 38 39) no Hoare annotation was computed. [2019-12-07 18:18:40,820 INFO L246 CegarLoopResult]: For program point L129(lines 129 138) no Hoare annotation was computed. [2019-12-07 18:18:40,820 INFO L246 CegarLoopResult]: For program point L129-2(lines 129 138) no Hoare annotation was computed. [2019-12-07 18:18:40,820 INFO L246 CegarLoopResult]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2019-12-07 18:18:40,820 INFO L242 CegarLoopResult]: At program point L88-2(lines 88 92) the Hoare annotation is: false [2019-12-07 18:18:40,820 INFO L246 CegarLoopResult]: For program point L47-2(lines 47 48) no Hoare annotation was computed. [2019-12-07 18:18:40,820 INFO L242 CegarLoopResult]: At program point L47-3(lines 47 48) the Hoare annotation is: false [2019-12-07 18:18:40,821 INFO L246 CegarLoopResult]: For program point L97-1(lines 97 101) no Hoare annotation was computed. [2019-12-07 18:18:40,821 INFO L242 CegarLoopResult]: At program point L97-2(lines 97 101) the Hoare annotation is: false [2019-12-07 18:18:40,821 INFO L246 CegarLoopResult]: For program point L97-3(lines 97 101) no Hoare annotation was computed. [2019-12-07 18:18:40,821 INFO L246 CegarLoopResult]: For program point L40(lines 40 44) no Hoare annotation was computed. [2019-12-07 18:18:40,821 INFO L246 CegarLoopResult]: For program point L40-1(lines 17 105) no Hoare annotation was computed. [2019-12-07 18:18:40,821 INFO L246 CegarLoopResult]: For program point L65-1(lines 65 74) no Hoare annotation was computed. [2019-12-07 18:18:40,821 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 18:18:40,821 INFO L246 CegarLoopResult]: For program point L65-3(lines 65 74) no Hoare annotation was computed. [2019-12-07 18:18:40,821 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 135) no Hoare annotation was computed. [2019-12-07 18:18:40,822 INFO L242 CegarLoopResult]: At program point L82-2(lines 82 85) the Hoare annotation is: false [2019-12-07 18:18:40,822 INFO L246 CegarLoopResult]: For program point L82-3(lines 17 105) no Hoare annotation was computed. [2019-12-07 18:18:40,822 INFO L249 CegarLoopResult]: At program point L140(lines 119 141) the Hoare annotation is: true [2019-12-07 18:18:40,822 INFO L246 CegarLoopResult]: For program point L41-2(lines 41 42) no Hoare annotation was computed. [2019-12-07 18:18:40,822 INFO L242 CegarLoopResult]: At program point L41-3(lines 41 42) the Hoare annotation is: false [2019-12-07 18:18:40,822 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 18:18:40,822 INFO L246 CegarLoopResult]: For program point L25(lines 25 29) no Hoare annotation was computed. [2019-12-07 18:18:40,822 INFO L246 CegarLoopResult]: For program point L58-1(lines 58 63) no Hoare annotation was computed. [2019-12-07 18:18:40,822 INFO L246 CegarLoopResult]: For program point L25-1(lines 17 105) no Hoare annotation was computed. [2019-12-07 18:18:40,822 INFO L246 CegarLoopResult]: For program point L25-2(lines 25 29) no Hoare annotation was computed. [2019-12-07 18:18:40,823 INFO L242 CegarLoopResult]: At program point L116(lines 108 117) the Hoare annotation is: (and (or (forall ((v_skolemized_v_prenex_3_3 (_ BitVec 32))) (or (bvslt (bvxor v_skolemized_v_prenex_3_3 (bvand (_ bv2147483648 32) v_skolemized_v_prenex_3_3)) (_ bv2139095040 32)) (not (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_skolemized_v_prenex_3_3) ((_ extract 30 23) v_skolemized_v_prenex_3_3) ((_ extract 22 0) v_skolemized_v_prenex_3_3)))))) (not (bvslt (bvand (_ bv2147483647 32) ULTIMATE.start_isfinite_float_~ix~1) (_ bv2139095040 32)))) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_main_~y~0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= ULTIMATE.start_main_~x~0 ULTIMATE.start_isfinite_float_~x) (or (and (exists ((v_ULTIMATE.start_isfinite_float_~ix~1_11 (_ BitVec 32))) (and (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isfinite_float_~ix~1_11) ((_ extract 30 23) v_ULTIMATE.start_isfinite_float_~ix~1_11) ((_ extract 22 0) v_ULTIMATE.start_isfinite_float_~ix~1_11))) (bvslt (bvand (_ bv2147483647 32) v_ULTIMATE.start_isfinite_float_~ix~1_11) (_ bv2139095040 32)))) (= (_ bv1 32) |ULTIMATE.start_isfinite_float_#res|)) (and (= (_ bv0 32) |ULTIMATE.start_isfinite_float_#res|) (exists ((v_ULTIMATE.start_isfinite_float_~ix~1_11 (_ BitVec 32))) (and (not (bvslt (bvand (_ bv2147483647 32) v_ULTIMATE.start_isfinite_float_~ix~1_11) (_ bv2139095040 32))) (= ULTIMATE.start_main_~x~0 (fp ((_ extract 31 31) v_ULTIMATE.start_isfinite_float_~ix~1_11) ((_ extract 30 23) v_ULTIMATE.start_isfinite_float_~ix~1_11) ((_ extract 22 0) v_ULTIMATE.start_isfinite_float_~ix~1_11)))))))) [2019-12-07 18:18:40,823 INFO L246 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2019-12-07 18:18:40,823 INFO L246 CegarLoopResult]: For program point L34(lines 34 35) no Hoare annotation was computed. [2019-12-07 18:18:40,823 INFO L242 CegarLoopResult]: At program point L67-2(lines 65 74) the Hoare annotation is: false [2019-12-07 18:18:40,823 INFO L246 CegarLoopResult]: For program point L76(lines 76 78) no Hoare annotation was computed. [2019-12-07 18:18:40,823 INFO L246 CegarLoopResult]: For program point L76-2(lines 17 105) no Hoare annotation was computed. [2019-12-07 18:18:40,823 INFO L246 CegarLoopResult]: For program point L134(lines 134 137) no Hoare annotation was computed. [2019-12-07 18:18:40,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,829 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,833 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,833 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,834 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,834 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,835 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,835 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,835 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,835 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,835 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,835 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,836 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,836 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,837 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,837 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,837 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,837 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,837 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,837 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,839 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,839 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,839 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,840 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,841 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,842 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,842 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,842 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,842 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,842 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,842 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,843 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,843 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,843 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,843 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,844 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,844 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,847 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,847 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,847 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,847 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,847 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,848 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,848 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,848 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,848 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,850 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,850 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,851 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,851 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,851 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,851 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,851 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,851 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,851 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,852 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,853 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,854 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 06:18:40 BoogieIcfgContainer [2019-12-07 18:18:40,856 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 18:18:40,856 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 18:18:40,856 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 18:18:40,856 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 18:18:40,857 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:18:32" (3/4) ... [2019-12-07 18:18:40,859 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 18:18:40,867 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-07 18:18:40,867 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-12-07 18:18:40,867 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 18:18:40,884 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) && x == x [2019-12-07 18:18:40,885 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((forall v_skolemized_v_prenex_3_3 : bv32 :: ~bvslt32(~bvxor32(v_skolemized_v_prenex_3_3, ~bvand32(2147483648bv32, v_skolemized_v_prenex_3_3)), 2139095040bv32) || !(x == ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[31:31], v_skolemized_v_prenex_3_3[30:23], v_skolemized_v_prenex_3_3[22:0]))) || !~bvslt32(~bvand32(2147483647bv32, ix), 2139095040bv32)) && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && x == x) && (((\exists v_ULTIMATE.start_isfinite_float_~ix~1_11 : bv32 :: x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_11[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_11[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_11[22:0]) && ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_11), 2139095040bv32)) && 1bv32 == \result) || (0bv32 == \result && (\exists v_ULTIMATE.start_isfinite_float_~ix~1_11 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_11), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_11[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_11[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_11[22:0])))) [2019-12-07 18:18:40,885 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0])) && (\exists v_prenex_6 : FloatRoundingMode :: ~fp.div~FLOAT(v_prenex_6, ~to_fp~LONGDOUBLE(v_prenex_6, 1.0), ~Pluszero~LONGDOUBLE()) == y)) && x == x) && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && x == x) && 1bv32 == \result [2019-12-07 18:18:40,897 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6ac963e1-8f4c-451c-9fb7-146dee06d0ae/bin/uautomizer/witness.graphml [2019-12-07 18:18:40,898 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 18:18:40,899 INFO L168 Benchmark]: Toolchain (without parser) took 9521.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 203.9 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -112.2 MB). Peak memory consumption was 91.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:18:40,899 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:18:40,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 242.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:18:40,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.96 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. [2019-12-07 18:18:40,900 INFO L168 Benchmark]: Boogie Preprocessor took 36.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-07 18:18:40,900 INFO L168 Benchmark]: RCFGBuilder took 1132.82 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: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2019-12-07 18:18:40,901 INFO L168 Benchmark]: TraceAbstraction took 8024.42 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.3 MB). Peak memory consumption was 83.1 MB. Max. memory is 11.5 GB. [2019-12-07 18:18:40,901 INFO L168 Benchmark]: Witness Printer took 41.35 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. [2019-12-07 18:18:40,903 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 242.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.96 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. * Boogie Preprocessor took 36.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1132.82 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: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8024.42 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.3 MB). Peak memory consumption was 83.1 MB. Max. memory is 11.5 GB. * Witness Printer took 41.35 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 Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 135]: 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 Derived loop invariant: 0 - InvariantResult [Line: 82]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 110]: Loop Invariant [2019-12-07 18:18:40,910 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,910 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) && x == x - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 20]: Loop Invariant [2019-12-07 18:18:40,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,911 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,912 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (((((\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0])) && (\exists v_prenex_6 : FloatRoundingMode :: ~fp.div~FLOAT(v_prenex_6, ~to_fp~LONGDOUBLE(v_prenex_6, 1.0), ~Pluszero~LONGDOUBLE()) == y)) && x == x) && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && x == x) && 1bv32 == \result - InvariantResult [Line: 17]: Loop Invariant [2019-12-07 18:18:40,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,913 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,914 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,915 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,915 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,915 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,915 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,915 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,915 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,915 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,915 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,915 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,915 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,916 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,916 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,916 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,916 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_7,QUANTIFIED] [2019-12-07 18:18:40,916 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,916 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_6,QUANTIFIED] [2019-12-07 18:18:40,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hy~0_22,QUANTIFIED] [2019-12-07 18:18:40,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,917 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] [2019-12-07 18:18:40,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_37,QUANTIFIED] [2019-12-07 18:18:40,918 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_5,QUANTIFIED] Derived loop invariant: ((((((((\exists v_ULTIMATE.start_isfinite_float_~ix~1_7 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_7), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_7[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_7[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_7[22:0])) && (\exists v_prenex_6 : FloatRoundingMode :: ~fp.div~FLOAT(v_prenex_6, ~to_fp~LONGDOUBLE(v_prenex_6, 1.0), ~Pluszero~LONGDOUBLE()) == y)) && x == x) && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && (\exists v_ULTIMATE.start_fmod_float_~hy~0_22 : bv32, v_prenex_6 : FloatRoundingMode :: ~fp.div~FLOAT(v_prenex_6, ~to_fp~LONGDOUBLE(v_prenex_6, 1.0), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hy~0_22[31:31], v_ULTIMATE.start_fmod_float_~hy~0_22[30:23], v_ULTIMATE.start_fmod_float_~hy~0_22[22:0]) && hy == ~bvand32(2147483647bv32, v_ULTIMATE.start_fmod_float_~hy~0_22))) && \result == x) && (\exists v_prenex_5 : bv32, v_ULTIMATE.start_fmod_float_~hx~0_37 : bv32 :: (~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0_37[31:31], v_ULTIMATE.start_fmod_float_~hx~0_37[30:23], v_ULTIMATE.start_fmod_float_~hx~0_37[22:0]) == ~fp~LONGDOUBLE(v_prenex_5[31:31], v_prenex_5[30:23], v_prenex_5[22:0]) && ~bvxor32(v_ULTIMATE.start_fmod_float_~hx~0_37, ~bvand32(2147483648bv32, v_ULTIMATE.start_fmod_float_~hx~0_37)) == hx) && ~bvslt32(~bvand32(2147483647bv32, v_prenex_5), 2139095040bv32))) && x == x) && 1bv32 == \result - InvariantResult [Line: 108]: Loop Invariant [2019-12-07 18:18:40,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,919 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,920 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_3_3,QUANTIFIED] [2019-12-07 18:18:40,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-12-07 18:18:40,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,921 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,922 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,922 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] [2019-12-07 18:18:40,922 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_isfinite_float_~ix~1_11,QUANTIFIED] Derived loop invariant: ((((forall v_skolemized_v_prenex_3_3 : bv32 :: ~bvslt32(~bvxor32(v_skolemized_v_prenex_3_3, ~bvand32(2147483648bv32, v_skolemized_v_prenex_3_3)), 2139095040bv32) || !(x == ~fp~LONGDOUBLE(v_skolemized_v_prenex_3_3[31:31], v_skolemized_v_prenex_3_3[30:23], v_skolemized_v_prenex_3_3[22:0]))) || !~bvslt32(~bvand32(2147483647bv32, ix), 2139095040bv32)) && (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && x == x) && (((\exists v_ULTIMATE.start_isfinite_float_~ix~1_11 : bv32 :: x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_11[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_11[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_11[22:0]) && ~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_11), 2139095040bv32)) && 1bv32 == \result) || (0bv32 == \result && (\exists v_ULTIMATE.start_isfinite_float_~ix~1_11 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, v_ULTIMATE.start_isfinite_float_~ix~1_11), 2139095040bv32) && x == ~fp~LONGDOUBLE(v_ULTIMATE.start_isfinite_float_~ix~1_11[31:31], v_ULTIMATE.start_isfinite_float_~ix~1_11[30:23], v_ULTIMATE.start_isfinite_float_~ix~1_11[22:0])))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 47 locations, 1 error locations. Result: SAFE, OverallTime: 7.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 78 SDtfs, 129 SDslu, 71 SDs, 0 SdLazy, 99 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=47occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 11 PreInvPairs, 16 NumberOfFragments, 242 HoareAnnotationTreeSize, 11 FomulaSimplifications, 6 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 287 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 86 ConstructedInterpolants, 31 QuantifiedInterpolants, 21165 SizeOfPredicates, 28 NumberOfNonLiveVariables, 183 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...